Community Management Wiki

The C2 Wiki, also known as the Portland Pattern Repository Wiki, is the oldest Wiki. It can be found at

History and leadership[]

The wiki was founded in 1995(?) by Ward Cunningham, a software development author and consultant who specialises in wikis, software patterns, and agile methodologies.


Registration is open to anyone via free website signup. No Registration confirmation is required.

Culture and Community Norms[]

As a Technical community the culture and community norms in many ways reflect those found in other such groups.

The community likes:

The community dislikes:

  • Wiki chat -- discussion-style threads are gardened into cohesive articles


The wiki is itself a repository of patterns, many for software development, but some specific to the wiki itself.

Their list of software patterns can be found at (the web patterns are particularly of interest) and their social norms are documented at

See also[]

  • Agile methodology