Knowledge Management

(no, this is not yet a good reference for KM in management terms - having a strong AI and UI design background, I stuck to the mechanics of the thing)

• The Brain
• Groove - sadly dead for a long time
• Spring
• PhpWiki
• TouchGraph Wiki Browser

• docmost
• AFFINE
• Haystack
• Visual Complexity - amazing visualizations
• Archivy - simple archiving tool that saves to Markdown format
• ArchiveBox - full-blown web archiving tool