Well, I'll throw in some discs that "I" like (with attention to sonics):
Dizzy Gillespie and Stan Getz "Diz and Getz" remaster
Hank Mobley "Soul Station" remaster
Art Blakey "A Night At Birdland" remaster
John Coltrane "Blue Train" remaster
John Coltrane "Love Supreme"
John Coltrane/Johnny Hartman
John Coltrane "Timeless"--collection of early works
Cannonball Adderley "Something Else" remaster
Cannonball Adderley "Takes Charge" remaster
Cannonball Adderley "Poll Winners"
--pretty much any Cannonball Adderly remaster is awesome
Dextor Gordon "Go" remaster
Sonny Clarke "Cool Strutting" remaster
Clifford Brown "Memorial Album" remaster
Clifford Brown/Max Roach "at Basin Street" remaster
Clifford Brown/Zoot Simms "Jazz Immortal" remaster
--pretty much any Clifford Brown remaster is awesome. Clifford Brown
--is the reason I do not listen to Miles Davis anymore
Herbie Hancok "Maiden Voyage" remaster
Kenny Dorhan "Una Mas" remaster
Chet Baker "She was too good to me" Japan remaster
Brubeck "Time Out" remaster
Art Pepper "Timeless"
"Gets/Gilberto"
For Vocals:
Peggy Lee "Mink Jazz"
Peggy Lee "Peggy at Basin Street East" remaster
Stacy Kent "Dreamsville"
Chet Baker "Sings"
Ella Fitzgerlad "Mack the Knife"
--remaster still sounds bad
Jacintha "Autumn Leaves"
Jacintha "Lush Life"
--Jacintha is really for sonic candy, not deep jazz
Helen Merrill "Parole e musica" French remaster
Helen Merrill any Japan remaster
--she is God
Julie London "London by night" Japan remaster
Julie London "All Through the Night" Japan remaster
--these Japan remasters, especially the Mono "London" is incredible