• cTuning.org
  cTuning.org is a community-driven collaborative Mediawiki-based portal that brings together industry, academia and IT users to optimize programs and architectures collectively and build smart self-tuning adaptive computing systems based on statistical and machine learning techniques.
  in Web > reference with adaptive collaboration community learning machine optimization wiki
• D3 - 43FoldersWiki
  d3 ("d cubed") is a "kinkless" GTD system by Tom Otvos.
  in Software > tools with gtd wiki
• Monkey GTD - 43FoldersWiki
  Monkey GTD is a GTD inspired task manager by Simon Baird.
  in Software > tools with gtd wiki by 5 users
• Openserving
  Free Content For All
  in Web with hosting wiki by 7 users
• vdash
  a wiki of formalized mathematics
  in Web with math mathematics software wiki
• WikiDashboard
  Providing social transparency to Wikipedia
  in Web with wiki wikipedia by 2 users
• WikiTrust
  WikiTrust implements an author reputation system, and a text trust system, for wikis. WikiTrust adds to a wiki a check text tab that enables any visitor to check the reliability of wiki text, and easily spot spam, surreptitious changes, and information tampering.
  in Web with reliability reputation trust wiki

wiki from all users