phorkie is a self-hosted pastebin system. Pastes can be edited, may have multiple files, and are stored in git repositories.
SemanticScuttle is a social bookmarking tool which experiments with new features, including structured tags and collaborative descriptions of tags. Originally a fork of Scuttle, it has overtaken its ancestor in stability, features, and usability.
A system for organizing documents using Ajax.
A compiler/interpreter suite for developing images.