Tettra - Tettra is a company wiki that helps teams manage and share organizational knowledge.
SMMRY - Summarize articles, text, websites, essays and documents for free with SMMRY.
Wonder - Your personal research assistant
Free Summarizer - Summarize *any* text online in just a few secs. *MAGIC*
LearningSpaces for Teams - Focus, share and connect with your teams' knowledge
Resoomer - Resoomer is a software and online tool for text summary: it allows you to summarize and analyze your articles by taking up the important concepts