Monster Communicator - an innovatory java communicator with lots of nice, never seen in other communicators, features like virtual blackboard. Supports Gadu-gadu, Tlen, Jabber. ICQ, MSN, AIM, Yahoo and Skype will come in future too. Go see screenshots.
MyServer development has moved to GNU savannah since it became an official GNU Project: https://savannah.gnu.org/projects/myserver
Objective Caml (OCaml) Elipse Plug-In
Oniria is a meta-communicator, but it's main goal is to be a fast and standard compliant jabber client.
Psi-psz is custom build of the Psi Jabber Client. Primary built for Win32 platform, it aims to test and introduce new features to Psi Jabber Client. It is based on CVS versions.
Qxygen s a client of the Polish IM network Tlen.pl. It is basing on Qt4 libriaries. The main goal is to provide all original client functions and much more additional features. It should work on all supported by Qt4 platforms.
Everything for the best Polish UDP LAN communicator Wszystko dla najlepszego polskiego chata sieciowego - RivChat
Small Internal Language Adapter. It's mathematical operation oriented script language interpreter. Small library wich can be include to every application.
A small program to send SMS to GSM phones. It supports Polish cellular networks only.
Wembe is a clone of Liero (Worms-like in realtime) mainly for Linux (not only) with many additional features like multiplayer over the Internet, singleplayer, better graphics and ability to change anything very easy. Written in Ada, uses Lua and SDL.
The Vovida Open Communication Application Library Polish (VOCAL-pl) is an open source project targeted at facilitating the adoption of VoIP in the marketplace. Localization for polish language.
High velocity racing - prepare yourself for adrenaline rush. Race with 15 live oponents online on futuristic industrial-like tracks with hovercraft like crafts.