Mini vMac - The Mini vMac emulator collection allows modern computers to run software made for early Macintosh...
Edit Any Webpage - Edit any site on the fly - bookmarklet
Basilisk II - Basilisk II is an Open Source 68k Macintosh emulator.
Jam - Portable bluetooth speakers that set you and your jams free. Wireless speakers, great sound quality, and totally portable, need we say more?
Steem Engine - Steem is an open source Atari STE emulator for Windows and Linux.
Iteration X - Iteration X allows teams to annotate and edit any live website or web app directly in Chrome.