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?
Sheepshaver - Home page of the SheepShaver Macintosh emulator
Iteration X - Iteration X allows teams to annotate and edit any live website or web app directly in Chrome.
PCE - PCE is a collection of microcomputer emulators. At the moment it contains three emulators: