If you want something extremely simple and pro-GPL, you can try
Wordpress+bbpress :)
- [Trisquel-users] Best free forum software - phpBB, Simpl... trisquel
- Re: [Trisquel-users] Best free forum software - php... Andrew R .
- Re: [Trisquel-users] Best free forum software - php... mikko . viinamaki
- Re: [Trisquel-users] Best free forum software - php... gp
- Re: [Trisquel-users] Best free forum software - php... jbar
