However, the open-source SeaMonkey internet suite supported NT 3.51 through version 1.1.19, released on 16 March 2010; it requires a few manual file updates to work without compromising browsing security.
However, the open-source SeaMonkey internet suite (a continuation of Mozilla) does support this flavor of Windows. Version 1.1.17 may work out of the box, while version 1.1.19 from 16 March 2010 requires a few manual file updates to work without compromising browsing security.