Frameworks and Content management systems
- erlang-web - Erlang Solutions Ltd.'s framework (seems to still be active)
- webmachine - RESTful framework (last active, early 2010)
- Zotonic - Fast, extensible CMS that can also act as a framework. Page based.
- nitrogen - "One Giant Leap for Web Development" (last active, 2010)
- Chicago boss - Rails Idioms + Django Templates + Erlang Power (last active 2010)
- erlyweb - Component-oriented web development framework (works with Yaws) (last active, late 2008)