Making of Star Wars, SPFX, and Classic Creatures are all on the Blu-ray. Empire of Dreams is on the bonus DVD from the 04 box set. FSWTJ is on the spleen and Usenet.
From ancient analog video masters that look worse than any previous video release, sadly. The old docs were supposedly remastered for Japanese LD in the 90’s, but nobody apparently bothered to try and find those masters.