A powerful text/code editor for Android
Manifold is a Java compiler plugin, features include Metaprogramming
Build cross-platform native progressive web apps for iOS and Android
The free computer aided translation (CAT) tool for professionals
OpenDDS is open source publish/subscribe middleware
GLSL shader prototyping tool based on Eclipse IDE.
Programming in MS Paint
Generator's generator (JSON templates plus automatic DSL generation)
Plugin based multi-purpose dev tool.
Facebook & Google Chat for eclipse in perfect camouflage. Enjoy
KnowWE has moved, please see http://d3web.sourceforge.net
GWT library that encapsulates the browser's file upload capabilities.