If you want to use a modern USB keyboard on your vintage Mac with ADB ports, a company called Rabbit Hole Computing has an easy-to-use adapter for moderately priced $29.99. It also works the other way around - you can re-use your beloved Apple Design Keyboard with your Power Mac G4 this way.

More info & order here (modern browser needed)

It took nearly 3 decades, but finally you can play the Macintosh port of Transport Tycoon in English language! Previously exclusively released for the Japanese market, greystash (of mac-classic fame) and Csaboka took it upon them to localize this excellent strategy / city-building game. If you enjoy games like Sim City, take a closer look.

Releases of new games have been a rarity, unfortunately. Blokz RAVE is a new OS 9 game, though. Being kind of a "Tetris meets 3D", author Phlogios proves his programming skills with 3D graphics. The game is designed to run on an original iBook or newer and if you want, join the discussion about it in this thread.