The Follarium Project
A Polarium clone for the Nintendo DS. Features a neat Javascript version of the game too.

GameFAQs Polarium Message Boards
Where DS Polarium players meet and share custom puzzles.

StroQ for Atari 8bit
A complete rewrite of StroQ in Forth, which runs on Atari 8bit computers. By Carsten Strotmann and Winfried Piegsda. Also licensed under the GPL v2.