Wiki+and+Collaborative+Doc+Comparison+Chart


 * =__**Tool**__= || =__**Features**__= || =__**Advantages**__= || =__**Limitations**__= ||
 * Google Docs and Spreadsheets ||  ||   ||   ||
 * Zoho ||  ||   ||   ||
 * Wikispaces ||  ||   ||   ||
 * Wet Paint ||  ||   ||   ||
 * Wikimedia ||  ||   ||   ||
 * PB Wiki ||  ||   ||   ||