Another personal favourite is Stainless, which runs on PowerPC bart pe builder usb xp Macs with Mac OS.5 Leopard.
As with all software upgrades, be sure to backup your data before installing.
Special mention: browsing the Web If you want to browse the Web on a PowerPC Mac with a modern, secure browser thats still in active development, then your choice shall be TenFourFox.
Mailsmith, a powerful, versatile email client.
You can get Mac OS.6.3 Snow Leopard from Amazon with free shipping for.