有没有开源wiki源程序(基于rails)

有没有开源wiki源程序(基于rails)

google 'ruby rails open source wiki'
第一条
[quote]OpenSourceRails also has a gallery of open source Ruby on Rails .... [b]Lohimedia ( formerly OSWiki) is a wiki engine[/b] which uses the open source model for ...[/quote]
真的不想说啥废话…但人怎么可以笨成这样涅？