Filler in Java is a rewrite of the Windows game of the same name. Its strengths are better computer players, internationalisability, and cross-platform deployability.
Information regarding Project Releases and Project Resources. Note that the information here is a quote from Freecode.com page, and the downloads themselves may not be hosted on OSDN.
This is the first development release; it includes better tournaments and ability to have a remote player (i.e. network play through a socket). Internationalisation of 1.01 continues, but the new languages are currently only available in the 1.02 release. It supports Russian, Finnish, Dutch, and Polish.