GLPK (GNU Linear Programming Kit) is intended for solving large scale linear programming problems by means of the revised simplex method. It is a set of routines written in the ANSI C programming language and organized in the form of a library
DNSAdmin is PHP frontend for creating and editing DNS zone files. It can also handle multiple domains. All data is stored within a MySQL database, and zonefiles and reversefiles are created automatically.
TkNapster is a bare-bones Napster client written in Tcl/Tk. It supports chat, firewalled download and upload, hotlists and a limited set of privileged user (e.g. moderator/admin) functions.
jKEX is a online multiplayer game. The original idea is drawn from the Game "KEX" coded for the ROBOTRON KC 85. The game simulates a nuclear chain reaction. The aim is to take over other players atomic nucleusses by let exploding your own.