PDF Library for Developers
Vim-like editing in Eclipse
Configurable Editor in Python
HTML/CSS/JS and Markdown Playground For Web Designers and Developers
Tools for developing qooxdoo Web apps
Literate programming for eclipse
A C Compiler/Editor for Retro 6809 Machines (Colour Computer/Dragon)
A PlantUML editor written in Qt4
A Java class library of general usability
a DSL for type systems, reduction rules, interpreters for Xtext langs
Emacs minor mode that provides enhanced tags lookup for Java code.
A plain text formatter for typescripts.
VTL (Velocity Template Language) edit support for the NetBeans IDE.
Develop AMX NetLinx projects in the Sublime Text editor.