I am not sure of the legality of this, I imagine most if not all would be considered abandonware but please do some due diligence if you feel the need. Vintage Mac Software, this is a great jumping off point to various sites around the web where you can download games, apps and other Classic Mac curios.
Mac OS 9.0.4 Bootable Install, support for all systems and languages.Links to ROMs required for SheepShaver, I use the NewWorldRom.
– Basically you need to make disc images or download disc images for OS 9 install or any other CDs you wish to use. Compressed and read-only formats will not work. Make sure you choose either “read/write” (.dmg) or “DVD/CD Master” (.cdr) for the format. You can create an image from a CD with Disk Utility.
Classic Mac Emulation On macOS, having just resurrected my 2008 Mac Pro from the doldrums, it has now become a permanent feature in the office / retro basement.