FluxBB is a free open basis forum request designed to be fast, light and consumer friendly. Version of FluxBB, now under development, adds a powerful addition system allow you to generate the forum that you actually require.
While the PunBB rights solding to a profitable company in 2007, FluxBB is currently the bureaucrat fork of PunBB.

Specifications:-

• Web Servers:-Apache 1.3, Apache 2.0/2.2, Microsoft IIS

• Operating Systems:-Linux, Windows Server 2003, Windows XP

• Languages:-PHP 4, PHP 5

• Server Technology:-PHP

• Databases:-MySQL, Postgresql, SQLite.