For older G3s I recommend Yellow Dog
Reasonable install and plenty of software goodies.
LinuxPPC hasn't progressed past Q42000.
Tom Sinclair
"Subverting Young Minds Since 03/13/2000"
"Did I hear things, or can that little dog speak?" said Dibbler.
"He says he can't," said Victor. Dibbler hesitated.
"Well," he said, "I suppose he should know."
-- Dibbler meets Gaspode the Wonder Dog
(Terry Pratchett, Moving Pictures)