| Google Docs and Spreadsheets offers collaborative tools that allow users to write online simultaneously.
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| NumSum is a web-based spreadsheet application where you can share progress reports, track reports, or any other number of things you could do with a desktop spreadsheet like Excel. See Tip. |
| iPaper documents from Scribd are Flash widgets that you embed in your project. You can upload all types of files and view them right on your website. See Tip. |
| Zoho Suites have productivity and collaboration applications similar to Google Tools.
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