Activity & Quiz Creation

• Hot Potatoes
• QuizStar
• QuizFaber
• Script-O!
• WebAuthor
• QuizStar
• QuizEgg
  
• The Study Place
• EclipseCrossword Puzzle Maker
• Charles Kelly's Online Quiz Generato
• Proprofs
  

Audio Recording/Editing

• Audacity
• Lame Encoder - required to export mp3 files from Audacity
• Virtual Audio Cables
• Audio Hijack
• WiretapPro

Blogging

• Edublogs.org
• Blogger.com
• Wordpress.com
• Wordpress software
• Coveritlive.com
• Mashable list of 40+ Free Blog Hosts

Browsers

• Firefox
• Flock
• Opera
• Safari
• Camino
• MSIE

Chat Rooms

• Meebo
• Addon Chat
• Zoho Chat
• Gabbly
• Plugoo

Online File Storage/Transfer

• Archive.org
• Drop.io
• Esnips.com
• Box.net
• Steekr.com

File Conversion

• Zamzar
• Vixy
• MediaConverter
• Mashable 80+ File Conversion Services And Tools

Games and Game Creators

• Crossword Compiler: http://www.crossword-compiler.com/
• Hangman: http://www.manythings.org/hmf/
• Hangman Creator: https://games.ucf.edu/gameserv/gs-doc/doku.php?id=hangman_creator
• Jigzone: Online jigsaw puzzle creator: http://www.jigzone.com
• Hangman Script: http://javascript.about.com/library/blhang1.htm
• Novel Games: http://www.novelgames.com/
• Online Crossword puzzle maker: http://www.puzzle-maker.com/CW/
• TeAch-nology.com's Crossword Puzzle Maker: http://www.teacg-nology.com/web_tools/crossword/
• The Hangman Game: http://www.hangman.learningtogether.net/

Graphics

• IrfanView
• Flickr
• Picassa
• The Gimp

HTML Editors

• Kompozer
• Seamonkey
• Front Page
• Dreamweaver

Interactive Media

• Chinswing
• Voicethread
• Vaestro

Live Desktop Sharing

• Mikogo
• Yugma 
• Dimdim
• Vyew
• WizIQ
• Mashable List

Mapping

• Google Maps
• Windows Live Local
• Yahoo! Local Maps
• Mashable list of 50+ Online Map Tools and Resources

Media Players

• Windows Media Player
• VideoLan VLC
• WinAmp
• iTunes + Quicktime
• JetAudio
• Real Player

Microblogging

• Twitter
• Pownce
• Jaiku

Mindmaps

• Gliffy
• MindMeister
• Bubbl.us

Presentations

• SlideShare
• VoiceThread
  
• Slideboom
• SlideRocket
• Zoho Show
• AjaxPresents
• OpenOffice Impress
• Powerpoint
• Mashable List

Recording Telephony Calls

• Free Skype Recorder (Windows)
• Call Recorder (Mac)
• CallGraph
• PrettyMay
• Evoca
• Freecorder
• Hot Recorder
• Pamela
• PowerGramo
• Total Recorder
• VoiceChum
• SoundTap

RSS Readers

• Google Reader
• Bloglines
• Feedreader
• NewsGator
• RSS Bandit
• FeedDemon
• NewzCrawler
• Omea Reader
• BlogBridge

Screen Capture (image & video)

• Screenr
• Screenjelly
• Screencast-o-Matic
• ScreenToaster
• Camtasia - Media Recording
• Camstudio - free screencast software
• Jing Project - easy screencast publishing
• SnapZPro - Media Recording
• Wink

Security

• AVG Free
• Spybot Search & Destroy
• Firefox NoScript Add-on

Social Bookmarking

• Del.icio.us
• Diigo.com
• BlinkList.com

Start Pages

• Netvibes
• Pageflakes
• Protopage
• Mashable list of start pages

Streaming Tools
Audio

• Shoutcast
• Simplecast
• SamBroadcaster
• Oddcast
• Winamp
• Nicecast

Video

• Ustream.tv
• Mogulus
• Yahoo Live
• BlogTV
• Justin.tv
• Livevideo.com
• Kyte.tv

Surveys

• SurveyMonkey.com
• InstantSurvey
• Zoomerang

Telephony

• Skype
• ooVoo
• Gizmo
• Jajah
• Yahoo Messenger
• Freeconferencecall.com

Utilities

• CDBurnerXP
• FileZilla FTP
• 7-Zip
• PC Wizard
• NetMeter

Video Tools

• Dotsub
• YouTube
• Blip.tv
• Jaycut
• Windows Media Encoder
• Mahable 150+ Online Video Tools and Resources

Virtual Environments

• Second Life
• OpenSim
• There
• ActiveWorlds

Website Buildes (free)

• Snappages.com
• Yola
• Webs
• Weebly
• Google Sites

 Wiki's

• PBwiki
• WikiSpaces
• WetPaint
• Zoho Wiki
• MediaWiki
• Mashable's 30+ Wiki Tools and Resources

Word Processing

• Open Office
• NeoOffice
• Zoho Writer