Screen-Sharing

GoToMeeting (link)

eBLVD (link)

ConnectNow (link)

Microsoft Shared View

Crossloop (link)

Yuuguu (link)

WebExNow (link)

LiveLook (link)

Vyew (link)

Glance (link)

Yugma (link)

Teamviewer (link)

BeamYourScreen (link)

Remote Control

GoToAssist (link)

RealVNC

VNC

GoToMyPC (link)

logmein (link)

Teamviewer (link)

Webinars

Gatherplace (link)

GoToWebinar (link)

Ozity (link)

VoIP – Audio Conferencing

Skype (link)

ooVoo (link)

Voxox (link)

JahJah (link)

Gizmo (link)

REBTEL (link)

GTalk (link)

Ozity (link)

Video Conferencing

Gchat

Skype (link)

TokBox (link)

Oovoo (link)

Sightspeed (link)

VSee (link)

Mebeam (link)

Flashmeeting (link)

EyeJot (link)

Qik (link)

Co-browsing

iVocalize (link)

PageShare (link)

Showdocument (link)

Flowgram (link)

Web Conferencing

WebEx (link)

Elluminate (link)

Wimba Classroom (link)

DigitalSamba (free for 3) (link)

Elluminate VRoom (free for 3) (link)

Adobe Connect Now (free for 3) (link)

WebTrain (free for 2) (link)

iVocalize (link)

DimDim (link)

Spreed (link)

WebHuddle (link)

Convenos (link)

Zoho Meeting (link)

Ozity (link)

Web Presenting

Slideshare (link)

SlideRocket (link)

woices.com (link)

PresenterNet.com (link)

InstantPresenter (link)

Vcasmo (link)

280 Slides (link)

Multimedia Presentations

Vuvox (link)

Animoto (link)

OneTrueMedia (link)

Scrapblog (link)

bubbleshare (link)

Voice Thread (link)

Flowgram (link)

WorkGrouping

Ning (link)

Googlegroups (link)

YahooGroups (link)

meetup (link)

grouply (link)

Broadchoice Workspace (link)

WebOffice (link)

Yammer (link)

BarCamps (link)

Comindwork (link)

pbwiki (link)

WetPaint (link)

wikidot

mediawiki

wikispaces.com

for teachers (link)

GoogleDocs

Socialtext (link)

Zoho (link)

mindtouch Deki

etherpad

Scribd (link)

File Sharing

Microsoft Live Mesh (link)

Filedropper.com (link)

Filemail.com (link)

youSendIt (link)

drop.io (link)

transferbigfiles.com (link)

box.net (link)

dropbox (link)

senduit (link)

4shared.com (link)

Virtual desktops

Jooce (link)

Clip2Net (link)

Spider Oak (link)

Collaborative Reviewing

Cozimo (link)

A.nnotate (link)

Diigo (link)

uptogo (link)

ReviewBasics (link)

ConceptShare (link)

Octopz (link)

Buzzword (link)

Note taking

evernote (link)

Textflow (link)

Event Scheduling

eventbrite (link)

GCalendar

Timebridge (link)

any iCal app

Chandler (link)

Schedgit (link)

Amiando (link)

Mindmapping

mindmeister (link)

webspiration.com (link)

web-based

www.mind42.com

Spinscape (link)

Mindomo (link)

Bubbl.us (link)

downloadable software

Mac

Mindnode (link)

freemind (link)

NovaMind

Windows

X Mind (link)

freemind (link)

Cmap

compendium

the brain (link)

Gliffy (link)

Project Management

PHProjekt

Basecamp (link)

Backpack

Comindwork (link)

Zoho planner (link)

Projjex (link)

Google Spreadsheet

Wrike (link)

Remember the Milk (link)

voo2do

VeoProject (link)

Collanos (link)

Projectinsight (link)

Trac (link)

Instant Messaging

Skype (link)

AOL IM (link)

Meebo (link)

Yahoo Messenger (link)

Digsby (link)

Google chat and video (link)

ICQ (link)

Jabber (link)

Windows Live Messenger (link)

Lotus Notes

Adium (link)