Firefox PowerPC 6
Firefox PowerPC is a web browser optimized for PowerPC Macs, has been created from Firefox 5 official sources.
The project is aimed to port Firefox 5 to glorious Power Macintosh machines.
Firefox PowerPC 6 has been customized and compiled on a G4 PowerBook with Mac OS X Leopard 10.5.8.
For further information please read Mozilla Firefox official release notes.