Dev-PHP is a well-featured IDE for PHP. Fast and powerful, it is easy to use and has a lot of cool features : class browser, scripts preview, integration with PHP parsers, PHP-GTK library, and Xdebug of course. Dev-PHP-usb slips even into your pocket.
Jane2chLovely is an Open Source and Free Browser for 2ch, which is a major BBS in Japan.
Delphi Ruby interface I call Apollo as a whole system which connect Ruby and Delphi. Apollo is under experiment and not fixed. Design may be changed.
Our goal is to build development utils for TOPPERS. TOPPERS is a uITRON4.0 specification real time kernel distributed as free.