The fan-made "Star Wars Despecialized Edition" has a great overview video about all of the work they did:
https://www.youtube.com/watch?v=dHfLX_TMduY
Has anyone watched the full bootleg? Surely the fans touched up the Boba Fett scenes (e.g. no ANH:SE, no Temuera Morrison re-dub, no extra Slave I in ESB:SE, no flirty Fett in ROTJ:SE, etc.).