Kingsoft Office Software
Create and edit all sorts of documents, spreadsheets, and presentations.
Complete and more affordable alternative to MS Office.
Create flowcharts, network diagrams, floor plans, and other designs.
All-in-one portable IDE with all the tools anyone on PHP development requires.
ActiveState Software Inc.
Create applications in any programming language, with syntax highlighting.
IDM Computer Solutions, Inc
C Point Pty Ltd
WAD Mangle is a WAD file lump editor, released under the GNU GPL.
Aria Maestosa is an open-source (GPL) midi tracker/editor.
It's a simple text-editor based on office 2007-like GUI and a tab based editor.