Monday, April 18, 2016

Online reference part-1

courtesy: http://www.techsupportalert.com/ 

Best Free Online Chords and Scales Finder

Chord House, a sharp music tool and useful resource for finding chords, scales and guidance if you play guitar, piano or use a sequencer. Sounds can be heard or played "live" and downloaded for future use.

Best Free Online Clip Converter

Clip Converter, enter a media link from YouTube, Vimeo or other resources to convert a video to mp3 or the other format you choose, then download it to your computer. You can also select a clip from a starting to an ending point or upload a file from your computer for conversion.

Best Free Online Comic Builder

Bitstrips, create your own cartoon characters and comic strips using the items included in the drag-and-drop builders, with quite a bit of flexibility in what you can make, i.e. scenes, facial expressions, body langauge, cartoon panels, etc. (Review)

Best Free Online Lyric Finder and Resource

LyricWikia, a community based and huge resource for finding lyrics in multi languages—enter keywords such as a song title, artist or album into the search box to find lyrics, press edit this page button to copy lyrics for editing, or help add lyrics in a new page.
MusiXmatch allows you to search lyrics by entering a song title, artist's name or a few words from a huge catalog of over 7 million songs in multiple languages, discover new lyrics by genres and language, or join the community with your contributions.

Best Free Online Movie Resource

IMDb lets you watch trailers, rate movies, browse latest photos and galleries, explore popular charts and share movie info from a huge resource of more than 1.5 million movie and TV titles, and 3.2 million celebrities, directors and crew members.

Best Free Online MP3 Cutter

CutMP3.net works lightning fast with no need to upload the Mp3 file and no file size limit either—a cut above the rest! (Review)

Best Free Online Music Recognition

AudioTag.info helps you to identify an unknown piece of music easily—upload an audio fragment and get the tag info such as the track title, artist name and album title of the song based on its audio fingerprint.
Midomi, "a new revolutionary way to find that lost tune you don't know the title of—sing, hum, or whistle into your microphone and let Midomi find your music for you." (Review)

Best Free Online Music Search Engine

BeeMP3 helps you locate an mp3 audio file over the Internet. With more than 800,000 mp3 files now in the database, the crawler searches and adds more files for you daily, subject to its terms of service.

Best Free Online Music Streaming

Deezer, stream and listen to music from a huge catalog of more than 36 million tracks in this popular service accessible in more than 180 countries, find out more music from New Releases, Top Playlists and Mixes, play with lyrics and add to your Favorite Tracks or playlists for playback.

Best Free Online Radio Broadcasting

Streema offers an easy way to search radio stations by station name and country, add them to your Favorites, listen to the stations right away on the web platform or share them with your friends.

Best Free Online Slideshow Creator

123-banner.com allows you to create a flash slideshow in just a few steps—select a slideshow layout and effect, upload 4 to 8 images to the server and save the resulting swf file to your computer easily.

Best Free Online Text to MP3 Converter

Yakitome "requires you to set up an account and the site is free to use. If the only thing that counts is the voice quality regardless of time delays, Yakitome wins hands-down." (Review)
vozMe, "simple to use and requires no registration, just type or paste some text into the box, choose a male or female voice, then click the Create mp3 button. The conversion takes just seconds." (Review)

Best Free Online Video Sharing

YouTube "offers 16:9 aspect ratio, high quality video playback, support for nearly every video format, a large audience for your videos, the ability to embed videos on a blog or website, video reply feature, customizable personal video page and the ability to limit video access." (Review)See also KeepVid for download and Bender Converter for convert and download.

Best Free Online YouTube Audio Extractor

FullRip.net, paste a YouTube video link and extract audio from the video in a fast speed on the server before downloading it to your computer, with mp3 quality up to 256 kbps bit rate, optional filename and tag info editing features. Video downloads are also available.
TheYouMp3, an online service lets you enter a YouTube video link and convert its video into an mp3 audio file at a good quality bitrate of 192 kbps. In just a few seconds, you can then download and save it to your computer for offline listening.
 Best Free Online Desktop and GUI

Best Free Online Desktop Wallpaper Tool

Desktop Wallpaper Tool allows you to quickly create desktop wallpapers auto-adapted to your screen resolution by cropping or scaling images from your collection or from Art Galleries, with supports for modern HTML5 capabilities.

Best Free Online Font Tools

FFonts, a useful resource to search for new or top fonts by category, download and unzip them for installing and adding more fonts to your system.
Identifont, "one of the best resources on the internet for identifying fonts and typefaces—just answer a handful of questions about the appearance of certain characters, and the site will tell you the name of the font." (Review)
FontStruct, create your own True-Type fonts with a graphic tool in a grid base and save them, or search by tag for the fonts built by others and download them to your computer easily. (Review) [See also PaintFont.com for creating a font of your own handwriting (Review)]
FreeFontConverter, a handy tool to convert fonts between ttf, otf, pfa, pfb, ttc, svg, pt3, sfd, otb, t42, cef, cff, gsf, ik, mf, dfont, bin, suit and bdf for their suitable uses in Windows, Mac and Linux.

Best Free Online Icon Converter

iConvert iCons converts an image into an icon for Windows, Mac OS X and Linux in one step, or converts Windows icons to Mac OS X icons, svg icons to Windows icons, png icons to Mac OS X icons and so on.
est Free Online Disk and File Tools

Best Free Online eBook Converter

Online eBook Converter provided by Online-Convert.com supports a variety of input formats like PDF, ePub, mobi, HTML, LIT, LRF and more—choose the target format you need for your eBook reader and start converting.

Best Free Online File Archiver / Zip Utility

ezyZip, add files to create a zip file, or unzip a file to a target folder in your computer, quick and easy. Uploading or downloading your files is not necessary as both zipping and unzipping run locally as a Java applet in your browser.
ZipMyFiles, a simple and easy-to-use widget to zip your multiple files of different types online—choose files from your computer, enter a CAPTCHA code and click Zip Now. You can zip as many as 100+ files in one go, with unlimited access and no registration required.
WOBZIP, enter a URL or browse a file from your computer to uncompress a packaged file up to 200 MB online. You also have a chance to enter a password to unzip a file if it's protected. Supported formats include ZIP, 7z, RAR, GZ, TAR, CAB, CHM, ISO, DMG, DEB, RPM and many more.

Best Free Online File Comparison Tool

DiffNow, compare plain text, pdf, office documents, source codes, binary, zip and other archive files. You can either paste text, upload files or enter URLs and see results in an interactive report for differences. A handy tool for comparing text and small files up to 512 KB.

Best Free Online File Encryption Utility

Encryptur, enter a password to encrypt or decrypt your file up to a max file size at 30 MB using the Advanced Encryption Standard with 256 bit keys derived from your password. An encrypted file is appended with a .simp file extension.

Best Free Online File Format Converter

Free File Converter supports conversion between a wide range of file formats including document, image, audio, video and compression formats. Upload a file, choose a conversion type and download the converted file to your computer. Check here for a full list of conversion types.
Zamzar lets you convert a file up to 50 MB from one format to another and receive a link to the converted file from your email for free. See supported file formats.
Bender Converter, an easy-to-use online application to convert audio and video files in 3 steps—choose a format to convert to, select a file from your computer, then click Convert and download the converted file you need.

Best Free Online File Transfer

Send Anywhere, send files from your browser to anywhere in the world without the need to sign up or login. A URL containing a 6-digit key is all you need to receive files within 10 minutes. Other options and apps across multiple platforms are also available.

Best Free Online Storage and Backup

Dropbox allows you to back up files and access them online, or share folders with several people to work together easily. Its desktop program is only needed for syncing files across computers. (Review)
OneDrive offers 7 GB of free online storage as part of the Microsoft services for new subscribers. It requires a Microsoft account (previously known as Windows Live ID) to sign in and begin using. (Review)
See also: Google Drive

Best Free Online Education

Best Free Online Art Museums

Art Project, explore over 1,000 artworks gathered from art museums around the world without needing to travel to each museum. All the artwork and galleries have been curated by individual museums who decide the galleries, artwork and information to include. (Review)

Best Free Online Articles and Answers

HowStuffWorks gives you thousands of comprehensive articles and answers with helpful graphics and informative videos, covering many areas including adventure, animals, auto, culture, entertainment, health, home and garden, lifestyle, money, science and tech. Other than Questions of the Day, you can also type your own question and search for the answers which are made simple and easy to understand.

Best Free Online E-learning Tool

Kubbu, an e-learning tool designed for teachers to create quizzes, crosswords or games and make them available to students or groups, view and analyse the results, or even share activities with other teachers. It's limited to 30 students and 15 activities for a free account.
DifferenceBetween.net, confused in two similar things? Discover the differences between them effortlessly at DifferenceBetween.net with the terms or objects you specify and browse the concise articles each in one page with meaningful points in a summary where available. A great site to clear your doubts.

Best Free Online English Learning Resources

Perfectyourenglish, a comprehensive reference guide to English Grammar, Practical English usage, vocabulary, English writing and speaking. You can also test your knowledge of English language with interactive grammar and vocabulary exercises.
English Practice consists of many archived lessons for learning English—choose a category or type a key word to search for what you want, then browse through previews or read the full lessons.
Guide to Grammar and Writing, sponsored by the CCC Foundation, helps you find help on grammatical issues, tips on composition and advice on English usage. It's extensive and complete with the Guide's Search Engine, Interactive Quizzes, Grammar Logs and Frequently Asked Questions.

Best Free Online Flashcard

Quizlet, browse and use millions of flashcards created by teachers and students, or create your own, in various study modes including Familiarize, Learn, Test, Play Scatter, Play Space Race, Voice Scatter and Voice Race.

Best Free Online Lectures

Khan Academy lets you watch, practice and learn almost anything from over 2,100 videos and 100 self-paced exercises and assessments covering subjects such as maths, algebra, physics, chemistry, finance, history and so on. Each video is short, concise, educational, and very easy to follow. (Review)
Academic Earth lets you watch up to 1,500 lectures, on everything from computer studies and psychology to medicine, architecture and entrepreneurship from respected educational institutions such as MIT, Harvard, Princeton and Yale. (Review 1Review 2)

Best Free Online Printable Coloring Page & Worksheet

Twisty Noodle has an extensive collection of printables designed to help kids learn about objects and improve handwriting. A bunch of material for use, the illustrations are very well done and cover coloring pages and handwriting worksheets. (Review)
Kidopo "is very professionally implemented. The coloring application in particular is very well done and emulates closely the pencil and paper experience. There’s also an excellent collection of printables including stickers, connect-the-dots, birthday cards and much more." (Review)

Best Free Online Printable Paper Generator

Incompetech, do you ever buy lined paper, graph paper, music notation paper, or score sheets for popular games and sports? If so, how about printing your own? Check out this generator that allows for some fine adjustments before you print it. (Review)

Best Free Online Publishing and Reading

Wattpad connects writers to readers instantly and has a huge library of millions of books and stories available for free. Writers can easily publish their work, build a fan base and receive feedback, while readers can collect stories into reading lists, post comments, vote for their favorites and share with friends. See also Scribd. (Review)
Lucidpress, choose a template from the layouts designed for flyers, invitations, newsletters, magazines, presentations or other categories, and create beautiful print and digital documents for publishing, sharing or download as a PDF to keep forever. Certain features may require a paid-for subscription. (Review)

Best Free Online Talks

TED, talks at TED events, which usually last around 30 minutes, cover everything from technology to art to medicine to music. Almost all of the talks are online for you to watch at your leisure, free of charge. (Review)

Best Free Online Typing Tutor

TypingWeb, a place to learn, practice and improve your typing speed and accuracy on beginner to advanced and specialty courses. You can track your progress if you opt for registration which is free.

Best Free Online Games

250 Best Free Online All In One Place

Friv, "a full-screen of tiny screen shots for more than 250 free online PC games of various genres with the most popular ones in hand from time to time, just in one place." (Review)

Best Free Online Backgammon

Motif lets you play backgammon against a decent computer engine via a functional 2D interface. Good documentation too. (Review)

Best Free Online Chess

Little ChessPartner, as hosted at Chess.com, gives you a lively game against your computer in a friendly interface with adjustable settings. (See more choices in this Review)
ChessWhiz, a Chinese Chess web client offered by PlayXiangqi.com, allows you to log in as Guest or enter your username, then join a table to observe or play Xiangqi with humans. (See more choices in this Review)

Best Free Online Game of Go

361points.com, "play Capture Go (Atari-Go)—an enjoyable cut-down version of the full game of Go. In Capture Go the player who first manages to surround and capture the opponent's stones wins outright. The applet lets you choose the board size and computer playing style. Simple and fun, a great way to start to get to grips with the full game." (Review)

Best Free Online Games for Charity

FreeRice, "play educational quiz games to help fight hunger around the world, each answer you get correct contributes 10 grains of rice to WFP, the best of its kind I have seen so far." (Review)

Best Free Online Gomoku

Gomoku in HTML5 coded by Yujian lets you play five-in-a-row game in full screen with a simple and nifty user interface. You can play against your friend on the same device or challenge the computer AI with three levels of difficulty.
Gomoku Online, join a Gomoku game with online players from the list or enter an invitation link to play against your friend online. You can also create a new Gomoku game with your own settings like first move, clock and visibility.

Best Free Online Jigsaw Puzzle and Creator

Jigsaw Puzzle Gallery at JigZone, "choose a puzzle from a gallery of beautiful pictures of animals, art, flowers, scenes and other categories, change cuts into 6 to 247 pieces in different shapes. (More choices in this Review)
Jigsaw Planet, "create your own puzzles with difficulty levels, shapes and rotations, play your own or common puzzles or even send puzzles to friends." (More choices in this Review)

Best Free Online Lemmings

DHTML Lemmings, "get as many lemmings to their home (the gateway with the flaming torches) as you can. The number that you need to get home depends on which level you're playing. Works just like the original, and is just as fun and addictive as you'll remember it." (Review)

Best Free Online Match-2 Puzzle

Flow Colors, connect two dots in the same color with a pipe to form a flow, and complete a level by filling up the entire board with pipes without crossing or overlapping. Simple and addictive, with different board sizes and multiple levels using the game idea by Big Duck Games.
2048, use the arrow keys to move and match the tiles on the board. When same numbered tiles match, they merge into ones with the numbers added up. You are a winner if you are able to reach the tile of number 2048. (Review)

Best Free Online Match-3 Puzzle

Rome Puzzle, "a thrilling path to puzzle glory. Build the heart of the Ancient Roman Empire by playing and conquering more than 100 addictive and intuitively designed levels." (More choices in this Review)

Best Free Online Music Game

Isle of Tune, lay down some roads, add houses, street lamps, trees and other objects, drop a car and click Go to watch your musical town come to life. You can also share your islands or browse others, for example Beat It, and vote them up or down.

Best Free Online Physics Game

Angry Birds, use the unique powers of angry birds to destroy the fortresses of pigs who stole their eggs. A challenging physics-based gameplay in multiple levels and episodes, needing logic, skill and force to solve. You can log in to get more levels for free.
Cut the Rope, cut the ropes by swiping across them and feed candy to the creature Om Nom. It's not always simple as you might have to think outside the box in this game which combines realistic physics with precise controls and challenging levels.

Best Free Online Reversi

Reversi Lounge "lets you select a server from the list, click Launch button to open the lobby screen, select an empty chair at one of the tables and play online free against the human players in the lobby." (More choices in this Review)
Othello Game, "a good choice to challenge the computer opponent with 3 levels of strength, undo moves, highlight valid moves, hints and animation effects." (Review)

Best Free Online Sandbox Game

Powder Game, "a Dan-Ball's entertaining game where you have over 30 different ingredients to create interesting things and play around with chemicals or other objects such as Powder, Water, Fire, Ice, Stone, Magma, Wind, Fan, Oil, etc." (Review)

Best Free Online Strategy Game

Entanglement, easy to learn and yet entertaining—just rotate a new tile with the arrow keys or scrollwheel, and extend the red line around the board with a click or using the spacebar. The longer the line you manage to create, the higher your score. (Review)

Best Free Online Sudoku

DKM Sudoku Online, "almost as fully-featured as any of Sudoku download. Click Play Now and go to Menu to create a new puzzle in any of 4 levels. You can enter possible cell values manually in pencil mode, or let it scan for you." (Review)

Best Free Online Tetris

Tetris N-Blox lets you play the game up to 10 levels of difficulty with colorful shapes, optional full-screen mode and sound effects in a simple design. It's easy to play—just click the game logo and start a game.

Best Free Online Word Search Puzzle

JustWordSearch.com, choose one of the word lists, play a puzzle with random dictionary words, or create your own word search puzzle. Each time you play, it's a new puzzle as a completely new arrangement of letters is created.

Best Free Online Home and Office

Best Free Online Answer Engine

Wolfram Alpha answers your queries submitted in a text box by doing computations from its own knowledge base. See what you get from, for example, New York and LondonMicrosoft and Apple.

Best Free Online Calculator

Instacalc gives you instant answers as you type and allows you to embed a live calc in your website. It also has other modules to calculate home loan, hourly pay, unit conversions and more.

Best Free Online Calendar

Google Calendar lets you quickly schedule events and keep track of appointments. You can share your schedule with your co-workers, family and friends, sync to your mobile phone's built-in calendar, get notified by email or have a text message sent right to your mobile phone.

Best Free Online Cooking Tools

Epicurious, search top-rated or other delicious recipes from Bon Appetit, Gourmet, Self, renowned chefs and cookbooks, print a combined shopping list for selected recipes, or share your recipes with friends and family. A resourceful tool for all kitchen lovers.

Best Free Online Database

Soda db, use a template to add and edit up to 10,000 records in a database for free, with a grid-like interface and inline editing. You can import and export, upload files to attach to your records, share your database with a secret URL, or grant access to your database by adding sub-users.

Best Free Online Dictionary, Encyclopedia and 

Translator

Wikipedia allows users to type a word or phrase to search for useful information from millions of articles written collaboratively online by volunteers around the world. It's a good and handy encyclopedic reference and a frequently updated news resource for you.
LDOCE, an online version of the Longman Dictionary of Contemporary English, provides a quick search for a word or phrase, with widgets available for adding to your browser search bar, blog or personal website.
Wordnik, "you don't get just a definition when you look up a word. You get example sentences, related words, charts, images from Flickr, pronunciations, etymologies, tags, Twitter segments and more." (Review)
Thesaurus.com, a popular site to search for word definitions, synonyms and antonyms with filtering by parts of speech or word classes and suggestions for nearby words.
Google Translate, enter text, a webpage address, or upload a document for translation from one language into another with auto detection of the source language. The translated result from an uploaded document is presented without preserving the layout or embeded images though.
Bing Translator, translate texts or entire web pages from one language into another, with auto detecting the source language and other features such as synchronized highlights and bilingual viewing layouts for a webpage translation.

Best Free Online DIY Project

Instructables, a huge site with a rich collection of more than 100,000 do-it-yourself projects shared by DIY enthusiasts providing step-by-step guides on how to build, cook, invent or do almost anything with some great ideals or creativity.

Best Free Online Document Viewer and Sharing

Scribd, a great tool to upload and view documents of various formats in full screen, mark them private and accessible by a specific URL, share them with millions of readers, or embed the viewer into a website or blog. See also Wattpad.
SlideShare, search and download Powerpoint presentations from the web, or upload and share your slides, word or pdf documents publicly or privately. You can also view slides in full screen, or read transcripts and outlines.
ShareText.org, share your text with anyone in three simple steps: 1. type or paste your text, 2. click the Post Text! button, 3. copy and share the URL link to your text. Simple and clean user interface, easy to use, no signing in or out of accounts is ever needed.

Best Free Online E-commerce Business

PayPal offers a secure and convenient way to pay when you shop online, send money to friends and family, or receive online payments from your clients. It's free to open an account but fees are chargeable on certain conditions for sending or receiving money.

Best Free Online Genealogy / Family Tree 

Applications

WeRelate, a highly recommended site for anyone whose focus is web publishing or collaborative research, with people, places, sources, families, etc., created as wiki articles. Note formatting, strong image and document support. You can also upload and download GEDCOM files. (Review)

Best Free Online Grammar and Spell-Checker

SpellCheckPlus, paste text up to 2,000 charaters into the box, click Check Text for any grammar and spelling errors which are then highlighted with explanations for you. When tested and compared with others, this tool was quite impressive and the clear winner for detecting grammatical problems. (Review)
PaperRater checks your document for grammar and spelling errors. On top of that, it helps you to improve the document's readability, word choice and style by an in-depth analysis. (Review)
After the Deadline, check your writing in a text box and get feedback on spelling errors, grammar and style suggestions. You can also drag the bookmark let Add Proofreader to your browser's bookmark bar so that you can use it on any webpage with a text box. (Review)

Best Free Online Meeting Scheduler

Doodle, a brilliant way to organize a meeting that suits everyone to get together to celebrate a birthday, anniversary or new job with a group of close friends and family, or to get together with a few colleagues. (Review)
Needtomeet, use a simple calendar and schedule a meeting time that works for everyone in three simple steps, no more emailing back and forth or wasting time to call everyone couple of times in a day.

Best Free Online Mind Mapping

Mind42 (Mind For Two), a neat and useful collaborative mind mapping tool for brainstorming and managing ideas in a tree-like diagram with node attributes, easy for publishing and distribution.

Best Free Online Multiple Timezone World Clock

Time.is, find out the exact time at any locations around the world, check the accuracy of your clock, and compare time at different locations. Find also calendar, sunrise and sunset times, time zone offset, daylight saving time, latitude, longitude and other info of your chosen location. Mobile browser friendly.
TimeAndDate.com "is the most versatile I have found from the many sites available. It allows you to see the time and date of virtually any city in every country and set for a custom clock with all the time zones you care about." (Review)
Time Zone Genius displays up-to-date time zone information for cities in the world. You can check current times for cities you choose, or find out offset from GMT, daylight savings time adjustments, sunrise and sunset times of a city.

Best Free Online Notepad / Notebook / Notes 

Organizer

Zoho Notebook does an amazing amount of things—you can save text, image, audio and video objects, aggregate them in one place, keep track of changes and share a whole book, page or just an object on a page by granting read/write permissions.
Evernote "is an outstanding product that provides you with an excellent solution to manage notes and snippets of information. You can create notes or cut-and-paste them with text and images." Desktop software is for syncing notes across computers if needed. (Review)

Best Free Online Office Suite

Google Drive, a new home for you to access Google Docs including documents, presentation, spreadsheet, form and drawing in a simple folder within a file organizational system. It allows for users to easily create, share and edit files in real time online, or upload an existing file to the system with 15 GB of free storage. (Review)
Office Online (previously known as Office Web Apps) offers free online tools of Microsoft Office including Word, Excel, PowerPoint, Sway, OneNote, etc. You can collaborate with your friends and family in real-time on shared Office documents and save them in OneDrive with 7 GB of free storage or share documents on the public gallery at Docs.com. (Review 1Review 2)
Zoho Docs unites Writer, Sheet and Show and supports most file types with 1 GB of free storage. Sporting a useful toolbar menu for editing, it also features tabs for easy access to multiple documents, with various collaboration options available. (Review)

Best Free Online Optical Character Recognition

Free-OCR, upload an image up to 2 MB in pdf, jpg, gif, tiff or bmp format for optical character recognition and get the real text result right on your screen. No registration or email address is required. (Review)

Best Free Online PDF Tools

7-PDF Web Portal converts a wide range of documents into PDFs. You can set a page range and image compression for the conversion. Just choose a file to upload, click Convert to PDF button and a PDF file is downloaded automatically for you. (Review)
PDFescape, a PDF editor with form filler and designer. You can add text, links and sticky notes, whiteout contents, draw shapes, add form fields or fill up forms. Maximum file size 2 MB or 50 pages per file for free accounts. (Review)
ILovePDF, a nice tool to merge or split pdf files easily. You can merge up to 10 PDF files in one, extract or split pages in a PDF, subject to a maximum file size of 8 MB.
PDF-to-Word Converter and PDF-to-Excel Converter from Nitro PDF gives you free online conversion from PDF to Word/Excel. Both are helpful and easy to use—choose the file you need, click the Convert button and check your inbox for the converted files. See also Free File Converter.
Web2PDF lets you convert any webpage into a PDF document and save it to your computer with various options such as setting paper size. Simply paste the URL and click the button, or you can drag the bookmarklet to your toolbar so you don’t have to revisit the website. (ReviewSee alsoPrintWhatYouLike.
Smallpdf.com compresses your large PDF files such as scanned PDF documents to small file size, ideal for uploading to the web or sending them through email. (Review)
DigiSigner, a useful tool to digitally sign your PDF files and verify signatures, and you can assure that the important PDF documents are not tampered with. (Review)

Best Free Online Personal Finance

Mint "an attractive personal finance on-line service helps budgeting and keeping track of your finances. Users need to create a Mint account before adding bank, credit card, home loan and investment accounts." (Review)
Yahoo Finance offers up-to-date information and basic tools for personal finance management. It also allows for setting up your portfolios and getting quotes for your stocks with interactive, basic and technical analysis charts for the period you choose.
TaxACT allows you to prepare, print and e-file your tax returns to IRS of the US Department of Treasury. It's fast and easy to use and you can add mini-schedules to most fields. See also other free online tax filings suggested in this Review.

Best Free Online Project Manager

ClockingIT, manage your projects with timelines and assigning tasks, view the overall progress with an interactive gantt chart and scheduling, run flexible reports or get notifications via email and more.

Best Free Online Reminder / To-Do List

Remember The Milk lets you organize tasks into various lists, set due dates, postpone or repeat tasks, add notes, print lists and so on. It integrates with Gmail and other services with add-ons.
Toodledo allows you to add and organize your tasks by folders, contexts, due dates and priorities, share your tasks with coworkers, friends or family. You can add multiple and repeated tasks, notes and tags, import and export your data or customize the service to suit your needs.

Best Free Online Room Planner / Floor Layout Plan 

(see also Diagramming Tool)

PlanningWiz, a useful tool to partition rooms and arrange furniture in them easily, with good example plans and allowing you to save, print or export a layout plan to an image file.
Autodesk Homestyler allows you to create your home in 2D and see it in 3D. Along with the generic items, you can include branded pieces from manufacturers, save your masterpiece or export it in jpg, dwg or rvt format.
ExhibitCore Floor Planner, plan your home, garden, office, room, or any other layout just by dragging, dropping and rotating, you can then export your finished design to a PDF file. (Review)

Best Free Online Sticky Note (see also Private Note)

Listhings, clean interface and ample space for your notes, flipping between screens made easier with tabs, and there's even a handy option which downloads the current canvas as an HTML file for a backup in case the web site ever fails. (Review)

Best Free Online Text Formatting

Goformat, a simple utility for you to convert any text to either lower, upper, proper or sentence case with just one click without refreshing your screen, and remove unwanted characters or replace them with what you enter. See also Text Fixer.
TextSlave, a handy tool to manipulate your text file, either replace multiple white spaces with a single space, add a newline character, remove or indent html tags, add and replace text, convert letter case, merge or split, sort and count, all in a single place.
Aboqe Flip, a handy tool to flip or turn your text upside down or vice versa. Create one for your secured password or make fun characters for your social site like Facebook or Google+. Generators for other cool text formats and symbols such as Carty, Encool, Rusify, Small Caps, Tarty, Wavy and Wide are available.

Best Free Online Timeline Generator

whenintime, create your timelines easily—just enter the dates or times of a series of events and they will be displayed on a timeline that you can scroll and zoom in your browser. Each event can include an uploaded image file and allows for collaboration or sharing. (Review)

Best Free Online Timesheet / Timer / Alarm Clock

Time Online "offers Time Sheet recording, reporting and invoicing with no restrictions on the number of projects or users. Invoicing is built in so there's no need to have Excel installed." (Review)
SlimTimer makes time tracking easier on your tasks or sharing them with your co-workers. You can print reports with selected report type, date range and other options, or save reports to your computer in csv format.
Online-Stopwatch, a simple yet powerful timer for stopping watch and counting down, featuring full screen, split lap timeregg timer, and even Custom Countdown to make your own countdown timer.
Kuku Klok, a well designed alarm clock to wake you up with the sound of Classic Clock, Cockerel or other choices. Once loaded, it will work even if the Internet connection goes down.
Klokoo wakes you up at the alarm time you set for today or tomorrow. Easy to set up—just select a time, click set or stop the alarm clock with a selectable sound.

Best Free Online Unit and Currency Converter

Digital Dutch Unit Converter "comes with a cleaner web page, instant response and ease of use, with commonly used units available and divided into 16 categories." (Review)
OANDA Currency Converter, "one of the popular web tools for currency conversion with daily and historical rates for over 164 currencies, available in multi languages." (Review)

Best Free Online Internet and eMail

Best Free Online Bookmark Manager

Delicious allows you to keep your personal bookmarks online for access from anywhere, or share and discover web bookmarks. You can search bookmarks by tags, transfer bookmarks inside your browser to your Delicious account or download a copy of bookmarks for backup.
Diigo gives you more powerful bookmark service with additional research tools featuring highlights, sticking notes, comments and more. You can also drag its bookmarklet Diigolet to your bookmark bar for direct access to the service.
Pocket (formerly Read It Later), never miss a page you want to read later, just one click to save it to your list, or after your are done reading a page, remove it from the list. A bookmarklet is supported.

Best Free Online Browsing Tools

PageZipper, life is too short to spend clicking "Next" and refreshing the next page? Then you will find this a time saver. Try our Recently popular pages and click PageZipper bookmarklet if it helps.

Best Free Online Connection Speed Test

Ookla Speedtest provides key measurements on download speed, upload speed and ping to determine the overall quality and performance of your Internet connection. It also identifies your Internet service provider and server location.

Best Free Online Download Manager

KeepVid helps you identify available streaming videos in different qualities and download them from a video sharing site, such as YouTube, by entering the URL of a video page, or by clicking the bookmarklet Keep It! when watching a video from the site.
Google Maps, a mapping service application lets you search for a map with related information such as an address and contact numbers, get directions to go from one place to another or even create and share your own maps.

Best Free Online News Reader or Feed Aggregator

Flipboard, read cover stories, follow RSS feeds, social media updates and magazines you like, or explore more news by category. Moreover, you can create your own magazines and flip stories into them to read later or share with others.
LinkedIn Pulse, manage and read your news sources and RSS feeds in visual mosaics, click or tap one to read the story in a clean reader and slide to the next. What's more, you can share the stories with your friends via Facebook, Twitter and email easily, or mark them as your favorites.

Best Free Online Password Manager

LastPass "stores more than usernames and passwords, it stores webform information in a similar manner to Roboform's Passcards. It also securely stores your notes." [You can use LastPass Bookmarklets as an alternative to the program or extension when you can't install it somewhere or when you're travelling.] (Review)

Best Free Online Poll and Survey

Micropoll, create a simple poll with a question and multiple-choice answers in live preview, and use it wherever you want to post the poll. Features include enable or disable visitors from viewing reports, IP blocking and more.

Best Free Online URL Shortener 

(see also URL Expander)

bitly, a useful tool to shorten and share your web links (or URLs), with a free account available for tracking them with a statistics page. You can also save, search and organize all your links and group them into bundles.

Best Free Online Weather Monitoring

WeatherSpark, get weahter forecasts of the locations you choose, and pan and zoom through the entire history of a weather station in configurable and interactive graphs showing all weather information you need in one place. (Review)

Best Free Online Web Page Editor / Reader

PrintWhatYouLike, "a free online webpage editor lets you quickly remove images or the background of a webpage, click and add the boxes or frames you want, isolate and resize them, change the font type and size, fit your selection to a page width, redo or undo an edit and save in pdf or html formats." (ReviewSee also Web2PDF.
PrintFriendly, a simple tool to make reading individual articles on the Web more enjoyable with no cluttering. Even better, click to delete any part of a webpage in the print-friendly view until you're satisfied for printing or saving it into a PDF file. A bookmarklet is also available. (Review)
Google Search, the most-used search engine on the web, with search options for images, videos, news, blogs, updates, books, forums, and other features including voice search.
Open Directory Project (also known as Dmoz, or Directory Mozilla) lets you search the web content by category maintained by a community of volunteer editors. Alternatively, you can useGoogle Directory which sorts the directory from Dmoz by popularity.

Best Free Online Webmail 

(see also Disposable Email Address)

GMX Mail, complete with a Mail Collector, "lets you read and send emails from your multiple email accounts in one place. Easy to set up, no more going through various complicated settings for incoming and outgoing servers." (Review)
GMail features a search-oriented interface and a thread view, supports for Internet standard protocols and allows e-mail clients such as Thunderbird to access its mail server, offers about 7.4 GB free storage and 25 MB attachments but filtering out exe files.
LetterMeLater comes with a feature missing in other email service in that it allows you to compose an email and have it sent at any future date and time, or have it sent multiple times in a range or interval you select.

Best Free Online Internet and eMail

Best Free Online Bookmark Manager

Delicious allows you to keep your personal bookmarks online for access from anywhere, or share and discover web bookmarks. You can search bookmarks by tags, transfer bookmarks inside your browser to your Delicious account or download a copy of bookmarks for backup.
Diigo gives you more powerful bookmark service with additional research tools featuring highlights, sticking notes, comments and more. You can also drag its bookmarklet Diigolet to your bookmark bar for direct access to the service.
Pocket (formerly Read It Later), never miss a page you want to read later, just one click to save it to your list, or after your are done reading a page, remove it from the list. A bookmarklet is supported.

Best Free Online Browsing Tools

PageZipper, life is too short to spend clicking "Next" and refreshing the next page? Then you will find this a time saver. Try our Recently popular pages and click PageZipper bookmarklet if it helps.

Best Free Online Connection Speed Test

Ookla Speedtest provides key measurements on download speed, upload speed and ping to determine the overall quality and performance of your Internet connection. It also identifies your Internet service provider and server location.

Best Free Online Download Manager

KeepVid helps you identify available streaming videos in different qualities and download them from a video sharing site, such as YouTube, by entering the URL of a video page, or by clicking the bookmarklet Keep It! when watching a video from the site.
Google Maps, a mapping service application lets you search for a map with related information such as an address and contact numbers, get directions to go from one place to another or even create and share your own maps.

Best Free Online News Reader or Feed Aggregator

Flipboard, read cover stories, follow RSS feeds, social media updates and magazines you like, or explore more news by category. Moreover, you can create your own magazines and flip stories into them to read later or share with others.
LinkedIn Pulse, manage and read your news sources and RSS feeds in visual mosaics, click or tap one to read the story in a clean reader and slide to the next. What's more, you can share the stories with your friends via Facebook, Twitter and email easily, or mark them as your favorites.

Best Free Online Password Manager

LastPass "stores more than usernames and passwords, it stores webform information in a similar manner to Roboform's Passcards. It also securely stores your notes." [You can use LastPass Bookmarklets as an alternative to the program or extension when you can't install it somewhere or when you're travelling.] (Review)

Best Free Online Poll and Survey

Micropoll, create a simple poll with a question and multiple-choice answers in live preview, and use it wherever you want to post the poll. Features include enable or disable visitors from viewing reports, IP blocking and more.

Best Free Online URL Shortener 

(see also URL Expander)

bitly, a useful tool to shorten and share your web links (or URLs), with a free account available for tracking them with a statistics page. You can also save, search and organize all your links and group them into bundles.

Best Free Online Weather Monitoring

WeatherSpark, get weahter forecasts of the locations you choose, and pan and zoom through the entire history of a weather station in configurable and interactive graphs showing all weather information you need in one place. (Review)

Best Free Online Web Page Editor / Reader

PrintWhatYouLike, "a free online webpage editor lets you quickly remove images or the background of a webpage, click and add the boxes or frames you want, isolate and resize them, change the font type and size, fit your selection to a page width, redo or undo an edit and save in pdf or html formats." (ReviewSee also Web2PDF.
PrintFriendly, a simple tool to make reading individual articles on the Web more enjoyable with no cluttering. Even better, click to delete any part of a webpage in the print-friendly view until you're satisfied for printing or saving it into a PDF file. A bookmarklet is also available. (Review)
Google Search, the most-used search engine on the web, with search options for images, videos, news, blogs, updates, books, forums, and other features including voice search.
Open Directory Project (also known as Dmoz, or Directory Mozilla) lets you search the web content by category maintained by a community of volunteer editors. Alternatively, you can useGoogle Directory which sorts the directory from Dmoz by popularity.

Best Free Online Webmail 

(see also Disposable Email Address)

GMX Mail, complete with a Mail Collector, "lets you read and send emails from your multiple email accounts in one place. Easy to set up, no more going through various complicated settings for incoming and outgoing servers." (Review)
GMail features a search-oriented interface and a thread view, supports for Internet standard protocols and allows e-mail clients such as Thunderbird to access its mail server, offers about 7.4 GB free storage and 25 MB attachments but filtering out exe files.
LetterMeLater comes with a feature missing in other email service in that it allows you to compose an email and have it sent at any future date and time, or have it sent multiple times in a range or interval you select.

Best Free Online Networking

Best Free Online Blog Publishing

WordPress, "my number one choice based on the features, plethora of free themes and plugins, and the ability to use it as an alternative to create or host a web site with static content." (Review)
Blogger is popular and easy to use. You can post text, photos and videos to your blog, personalize it with many templates, add gadgets, get feedback from your readers and more.

Best Free Online Domain Name Checker

KnowEm, "type in the name you want to use, and the site instantly tells you whether the domain name is available in various countries, and whether it's already in use on any of around 50 different social networking sites." (Review)

Best Free Online Favicon

Favicon.cc, create a new favicon for your own web page, import an image file to edit and save it as a favicon, or search for top rated and latest Favicons. See also Extract a favicon from a web page.

Best Free Online FTP Client

Net2ftp, a web based FTP (File Transfer Protocol) client to gain access to the FTP server and manage your websites, view and edit codes, add or rename files and directories, upload or download files as well as other advanced FTP functions.

Best Free Online Social Networking

Facebook, a popular website for you to share your personal profile, posts, photos and videos with friends, add them to your list, send them messages, or join a network group organized by workplace.
Google+, share your profile, posts, photos and videos or send messages to your circles of friends, +1 the posts you like or add comments, start a handout with voice and video chat. An alternative social media to rival Facebook.
Twitter, a real-time information network and a micro blogging service allows you to share and discover what's happening now based on brief text messages sent by users via the Twitter website, SMS or external applications.

Best Free Online Web Archive

Wayback Machine, a fascinating archive of web sites that stretches back more than a decade—just type in the URL of the site you're interested in, and you can browse all the snapshots of the site. See the website of Tech Support Alert (now Gizmo's Freeware) back in December 2000. (Review)

Best Free Online Web Hosting

Byet provides you with a free hosting service for your web sites without forced advertisements. It features 5.5 GB disk space, 200 GB monthly traffic and a useful control panel to add domains, upload files via an online file manager, create databases, check websites usage, etc.

Best Free Online Web Information

Alexa, a useful resource to find out information about a website, site owner, traffic statistics, search analytics, clickstream, top sites, hot pages and a lot more. This is our site info according to Alexa.

Best Free Online Web Tools

CSS Sprite Generator takes a number of source images and combines them into a single "sprite" image, supplies CSS to map to each image within the sprite generated for download. Useful for improving the performance of a web site by reducing the number of HTTP requests.
CSS Portal provides popular CSS tools and online generators in one place, also includes a CSS Sprite Generator that's a fast way to make CSS sprites without the need to zip and upload your source images as all the work is done in your browser.
Smush.it optimizes web images by removing unnecessary bytes from the images without changing their look or visual quality. A "lossless" and convenient tool to minimize image files for your web page.

Best Free Online Website Builder

Webnode is designed for you to easily build and maintain a website from anywhere online. It's convenient to use with builder tools, drag-and-drop functionality, ready-made gadgets and widgets, and has no intrusive advertisement banner occupying the precious space of your webpage.
Wix allows you to create great-looking flash-based websites easily. Just register, click on a template and start editing. You can change the text, pictures and about everything else, create as many pages and edit them as often as you wish. (Review)

Best Free Online Website Performance Measurement

WebPagetest, a handy tool to conduct a webpage performance test—just enter a Website URL, click Start Test, and in a short while, you get a summary table with metrics about the page load, first view, repeat view and the content breakdown. (Review)
GTmetrix, paste a URL and get the latest performance for a webpage in a summary showing the page speed grade, YSlow grade, page load time, page size and number of http requests. Check out the images that can be optimized too from this service.
Pingdom Tools, test the load time of a web page and find bottlenecks, test DNS servers and settings for a domain name, and test network connectivity to a server. All in one place.
Show Slow helps monitor various website performance metrics by capturing the results of YSlow, Page Speed and dynaTrace rankings over time. You can check performance rankings for Alexa Top 100 websites, compare rankings by graphs or add your URLs to the list for monitoring.

Best Free Online Website Template Designer

Cool Template "is really very clever indeed. You can change the number of columns, the menus, text, colours, position of content blocks, and just about everything else. When you're done, choose whether you want your finished page downloaded as HTML/CSS files or other templates." (Review)

Best Free Online Website Uptime Monitor

Monitor.Us saves you time and helps keep your site running even more smoothly. Just enter the URL of the sites you want to monitor and log in any time to see a graph of performance including the ping response time and percentage uptime of your site. Some advanced services are not free. (Review)
UptimeRobot, monitor up to 50 websites in 5 minutes intervals for each of them and get alerts via email, SMS, RSS, Twitter or push notifications if a website becomes offline. This service finances itself with sponsors and ads to keep it free but with a disclaimer here.
Best Free Online Photos & Graphics

Best Free Barcode or QR Code Image Generator

Barcoding allows you to create an optical machine-readable barcode image by giving barcode data, encoding type and output file format. This is an example of Gizmo's Freeware encoded in Code 128.
ZXing QR Code Generator creates a Quick Response code in various sizes for your contact info, URL, SMS, geo location or other text data. For instance, the QR Code of this page's URL is this, readable by a scanner such as ZXing BarcodeScanner on a mobile device, or using ZXing Decoder Online.
GOQR.ME generates QR codes from any text, url, call number, sms or vCard details, with adjustable sizes and options such as margins, colors and correction code. Its QR-Server supports the API and allows you to send a URL to get a QR Code image such as this example.

Best Free Clip Art Library

Openclipart contains more than 30,000 images of clip art that can be used for free for any use. You can check out the most popular clipart of the week, newly added, top 10 downloads and search by category, or even create and upload yours for sharing. See also more choices in thisReview.

Best Free Online Diagramming Tool 

(see also Room Planner / Floor Layout Plan)

Cacoo, a user-friendly drawing tool to create a variety of diagrams, save or export your file in PNG format. A useful stencil is available for easily creating basic shapes, office layout, equipment, network, flowchart and more.
JGraph's draw.io allows you to easily draw diagrams with a range of drag-and-drop stencils, load, save or export them in JPG, PNG or SVG format, and share editing with other users in real time.

Best Free Online GIF Animator

Picasion creates an animated GIF image file comprises up to 10 frames with optional size and speed adjustments. In just a few minutes, you can then post it to the website or save it to your computer. (Review)

Best Free Online Image Converter and Resizer

FixPicture converts all popular picture file formats and camera raw formats to jpg, png, gif, tiff, bmp or pdf formats, and resizes them by a percentage or a specific pixel value with optional rotation and effects.

Best Free Online Image Cropping and Customizing

CutMyPic, 3 simple steps that allow you to quickly upload a picture, cut and customize it, and mail it to a friend or save it to your computer. Image customizing includes rounding corners and adding a shadow with thickness of your choice.

Best Free Online Image Editor

Pixlr Editor, an excellent set of tools that rival many image editors, including drawing, retouching, cropping, resizing, warping, adding text, basic and advanced lighting and color adjustments, numerous filters and layers with blending. Better still, use Pixlr Express for a quick fix or one-click effects. (Review)
Sumo Paint, a powerful tool for creating and editing images with more painting tools than other paint-oriented online image editing programs, supports for layers, blending modes, special filter effects, opacity levels, handy adjustment tools, etc. (Review)
FotoFlexer creates dazzling photo effects in a simple interface with optional fullscreen editing. Supported features include one-click auto fix, red eye removal, resizing and cropping, rotating and flipping, 20 over filtering effects, decorations, animations, layers and more.
Pixlr-o-matic, adding special effects to your photos is as easy as you count one, two, three—snap a photo from your webcam or select one from your computer, then choose a color filter, a lighting effect and a good frame from the many choices included, and save or share your cool-looking photo with friends.
PicMonkey allows you to crop, rotate, resize or sharpen photos, or adjust their exposures and colors, apply effects, do some touch-ups, add text and symbols, and complete photos with frames and textures. A great photo editor with impressive tools and features.
AnyMaking Photo Editor helps you edit an image easily in a few seconds with a set of tools for you to choose: crop or resize image, flip or rotate, add frame, filters, drop shadow, reflection and round corners.

Best Free Online Image Generator

PhotoFunia, select a template from more than 100 fun effects such as billboards, magazines or stamps, upload your photo and click "Go" to create your masterpiece with auto face recognition technology. You can then save it to your computer or share with your friends and family.
FunPhotoBox generates funny pictures from your photos with useful tools, either photo effects, animations, cards, magazine covers or face in hole, choose one then upload your photo, see the result and save it.
3DPackage, a 3d-box graphic creator—just find some photos on your PC to use for the front and sides of the box shot, upload them and in a couple of seconds you'll have your box ready for download in JPG, GIF or PNG format. (Review)
Says-It.com, create your own funny photos and graphics in seals, badges, posters, tickets and other various signs—simply choose a design, type in some text, change colors or outlines, insert your own image, then click Go to get one.
Cool Text, an easy way to generate cool and impressive text logos or buttons without a lot of design work—choose a style, fill up the form with text and adjust the settings, then click theRender button.

Best Free Online Image Optimizer

Optimizilla, upload up to 20 images in one go to shrink them to minimum file sizes suitable for use on websites or sharing with friends. You can preview optimized images and adjust the level of compression before downloading results to your computer.
TinEye, submit an image to discover the source of the image, where it is being used and check out its modified or higher resolution versions if they exist on the web.
RGBStock.com, a good place to search for high quality and royalty-free photos and choose the ones you like to download. Type a keyword to search for the photos or check out what are the most downloaded hotos.
Findicons, browse through a large collection of over 300,000 free icons, search them easily by keywords, and choose one in the size and format you want to download to your computer. You can also convert your icons online or upload an icon pack for sharing.

Best Free Online Image Stitcher

Dermandar offers an easy way to stitch a series of your scenic photographs into one picture—just browse for pictures from your folder, then save an equirectangular image of your panorama, or upload and share your 360-degree or wide-angle interactive picture in the gallery.

Best Free Online Photo Collage

Photovisi, a useful tool to create photo collages, quick and easy—just select a template, add photos, then click save and download.
FotoJet, make a collage of your photos easily with image and text editing tools and a wide range of high quality templates to choose from, either a modern, classic, art or 3D collage, a Facebook cover or post, or a photo card for your birthday, anniversary and more.

Best Free Online Photo Management and Sharing 

(see also Image Search)

Flickr a popular web service for users to upload their photos, edit and organize their collections and share them with groups and privacy controls. Uploading video is an added feature.
Dropico, an exciting service that allows you to manage and organize your photo collection across social networks, including Facebook, Flickr, Twitter and more, or edit a photo with Pixlr or other editors, all in one place. (Review)
Minus, one of the easiest photo-sharing sites—just drag some photos to the Minus workspace in your browser to upload and you're ready to share your pictures with family, friends and colleagues. It gives you 10 GB of online storage free and allows large files up to 2 GB each. (Review)

Best Free Online Poster / Tiled Printing

Block Posters, create a large-size poster from a small-size image for printing in three simple steps: upload an image, slice it and download the pdf file. You can then print and assemble the pages into a big poster. (Review)

Best Free Online Screen Capture Utility

Kwout, grab a web page and crop an area, post it anywhere or right-click the cropped image to save into your computer. You can resize, add a border or shadow to the image, work easily with a bookmarklet on any browsers with no need to install anything.
Thumbalizr, capture a top screen or full scrolling webpage in seconds—just enter an URL, clickthumb it, and download the image in width of your choice. Free sign up for even better quality.

Best Free Online Whiteboard

Board800, create a unique session to write down ideas or draw diagrams freehand like using any traditional whiteboard, save your work to your computer in png format, or share it with your colleagues or people with whom you wish to collaborate. A session is kept for 90 days.
Best Free Online Programming

Best Free Online Code Editor

Codeanywhere, a real-time code editor with syntax highlighting, indentation, code folding, unlimited redo and undo on client side, completes with an integrated ftp client, and all popular web formats including HTML, PHP, JavaScript, CSS and XML are supported.

Best Free Online Color Picker

ColorExplorer gives you color codes in RGB, HSV and Hex instantly when you choose a color from the vertical slider or color square. Choosing colors from Libraries and saving your picked colors to your Palettes are available.
Color (in) HTML, easy to use, just drag markers to pick a color, click the Generate CSS button, and Hex and CSS codes are ready for you to copy to the clipboard. You can also lock a color while picking another to compare and build a theme.

Best Free Online Compiler and Debugger

Ideone, a handy compiler and debugging tool in more than 40 programming languages—choose one of them, paste your source code, share it, or run it and see the results.

Best Free Online HTML Editor

Online HTML Editor, simple and easy to use, just edit html codes in an expandable box provided and see the live results in another. One-click opening and closing tags are included.

Best Free Online HTML Tools

WordOff, a useful web tool to remove unnecessary tags and styles from HTML code as a result of pasting into WYSIWYG editors from Word. For example, <span>, <div> and empty elements are removed.
Text Fixer offers a raft of tools including Convert Word to HTMLText to HTML helpful for editing web pages. Remove Line Breaks also comes in handy if you want to copy and paste text from a web site, email or anywhere without unwanted line breaks. (Review)

Best Free Online Integrated Development 

Environment (IDE)

jsFiddle, a nice development environment with optional frameworks and extensions for developing your web apps. It splits your screen into 4 panes to show the HTML code, the CSS, the Javascript and the output window for easy experimenting. (Review)

Best Free Online Pastebin

Pastebin, a paste tool established since 2002 for you to upload snippets of text and code with syntax highlighting for easy sharing. You can set the post for private or public access within a certain period of time you defined, with more options available.

Best Free Online Source Code Formatter

Pretty Printer, a quick tool to format your source code. You can add new lines or remove empty lines, reduce white spaces, add comment lines before a function, etc. It supports PHP, Java, C++, C, Perl, JavaScript and CSS.
Best Free Online Security and Privacy

Best Free Online Anti-malware

Virustotal, an online independent service to analyse suspicious files and detect viruses, worms, trojans and other malware by multiple antivirus engines. Detailed results from each antivirus engine are listed after it has scanned the file uploaded.
Anubis, a service for analyzing malware. Submit your Windows executable file and receive an analysis report about what it does, or submit a suspicious URL to find out the activities of the Internet Explorer process when visiting that URL. For analyzing Javascript, Flash and PDF files, tryWepawet.

Best Free Online Disposable Email Address

Spamgourmet forwards only a limited number of mails to your protected email address and eats the rest. Just register your username and protected email address, then give out any disposable email addresses in this form someword.username@spamgourmet.com. Adding trusted senders and more settings are available.

Best Free Online Email Address Converter

Scrim converts your email address into a short and safe link (for instance http://scr.im/joe) so that you can share it on the web to avoid spam robots and get less spam.

Best Free Online Internet Safety

WOT (Web of Trust) "provides fastest ratings, uses green / yellow / red ratings and 'people' reliability icons, multiple rating categories to help you evaluate websites, fantastic warning screen to empower users to avoid potentially bad websites before interacting with them." (Review)
Online Link Scan helps you scan links for harmful threats such as viruses, spyware, trojans or other malware. It also shows you the host IP, any threat name and the overall result if the site is secure.
OpenDNS, "a web based service that in conjunction with your own system's network configuration redirects all your browsing through OpenDNS servers where it is filtered for content." (Review)

Best Free Online Private Note

Privnote allows you to write a confidential note and send a link to someone for reading it. The note is destroyed after reading once, no more worrying about your message being forwarded to and read by others.

Best Free Online URL Expander 

(see also URL Shortener)

 examines a shortened URL you gave and finds out where it leads to before you actually click on it. It helps surfing the net more safely. (See more choices in this Review)