• COVERITLIVE.COM
  in teaching with chat education moderation presentation tool by 2 users
• Online alternatives to powerpoint
  in teaching with powerpoint presentation teaching
• Prezi - The zooming presentation editor
  Alternative to Powerpoint with different design philosophy
  in teaching with presentation teaching tool by 23 users
• SlideShare
  in cool web services with file office powerpoint presentation sharing by 3 users
• ThinkFree Office Online
  Store office docs, post them to yr blog, edit them online
  in cool web services with documents excel office pdf powerpoint presentation storage word by 4 users
• Thumbstacks.com
  Live presentations on the web (doesn't import powerpoint?)
  in cool web services with office presentation web2 by 10 users
• Tweetdoc
  Document your twitter event
  in journalism with curation journalism presentation tool twitter by 3 users
• Zoho - Online Productivity Applications, Web Word Processing, Spreadsheet, Presentations and More
  also inc groupware, CRM, database, calendar, chat. "Writer" includes ability to edit offline. Calendar rather rudimentary with no import or sync function
  Zoho offers a suite of online web applications geared towards increasing your productivity and offering easy collaboration. Zoho's online office tools include a word processor, spreadsheet application, presentation tool, hosted wiki, notebook, CRM, Database software etc
  applications crm m office online presentation processor productivity project software spreadsheets tools virutal web wiki word
  in cool web services with addressbook applications calendar excel groupware office powerpoint presentation web web2 word by 36 users

presentation from all users