FCKeditor (retired)
Java Editor For DataTables
Location Data Visualisation and Editing
GUI for editing djvu files metadata
Conceptpower is an authority file service.
An HDL alternative to PCB graphical schematic capture tools.
Have fun with images!
Native note editor for the MEI encoding format
NextBase – the enterprise level applications development platform.
converts Audacity label files to .cue (CUE) files
Graph editing tool
Allows the editing of CSV files using SQL commands
Mini Java IDE and Swing builder
A tool for editing OHRRPGCE RPG files
A lightweight multiplatform text editing application.
3d Voxel real time editing tool with the Razer Hydra
a java tool to split and join huge files
Simulator of access controls
Eclipse integration for Isabelle proof assistant
A very useful script editor for .bat and .sh files