Full list of extra disc contents posted here:
Here's the thread relevant Deleted/Extended Scenes pieces:
Episode I
•Deleted/Extended Scenes
Trash-Talking Droids / The Battle Is Over / Anakin’s Return
Battle on the Boarding Ramp / Extended Podrace Wager
Bail Organa of Alderaan
Episode II
•Deleted/Extended Scenes:
Extended Speeder Chase / The Lost Twenty
Anakin’s Nightmares / Anakin and Ruwee
Raid on the Droid Control Ship and Extended Arena Fight
Episode 3
•Deleted/Extended Scenes
Elevator Antics / Escape Through the Hangar / Changes to the Constitution
Utapau Chase Animatics
Mustafar Duel Animatics / Mustafar Duel/Lava River Animatics
Kashyyyk Attack and Order 66 Animatic / Anakin Kills Shaak Ti / Jedi Imposters
at the Temple / Senate Duel Animatic / Yoda Communes with Qui-Gon
Episode 4
•Deleted/Extended Scenes: »
Tosche Station / Old Woman on Tatooine / Aunt Beru’s Blue Milk /
The Search for R2-D2 / Cantina Rough Cut / Stormtrooper Search
Darth Vader Widens the Search
Alternate Biggs and Luke Reunion
Episode 5´
•Deleted/Extended Scenes:
Han and Leia: Extended Echo Base Argument / Luke’s Recovery / Luke and Leia:
Medical Center / Deleted Wampa Scenes / The Fate of General Veers
Yoda’s Test
Hiding in the Asteroid / Alternate Han and Leia Kiss
Lobot’s Capture / Leia Tends to Luke
Episode 6
•Deleted/Extended Scenes:
Vader’s Arrival and Reaching Out to Luke / Tatooine Sandstorm
Rebel Raid on the Bunker
Jerjerrod’s Conflict / Battle of Endor: The Lost Rebels