pyMantis is a data-management system for (systems) biology build on the web2py framework. It features: tree based file explorer, relational db table wizzard with automated creation of user interfaces, internal and external access management, wiki, ..
Wiko, the wiki compiler, compiles wiki like files into html and LaTeX, combining easy wiki syntax, your preferred non-web text editor and svn/cvs control to write static webs, cientific articles or even blogs.