In no particular order, here is a list of albums that, in my opinion, contributed to the progress of music in the 1980s.
Brian Eno: (with Harold Budd): Ambient 2: Plateuax of Mirror, (with Laraaji): Ambient 3: Day of Radiance, (with Harold Budd): Ambient 4: On Land, (with Jon Hassell): Fourth World, Vol. One: Possible Musics, (with David Byrne): My Life in the Bush of Ghosts, Apollo: Atmospheres and Soundtracks, More Music for Films, Thursday Afternoon
Kate Bush: Never Forever, The Dreaming and Hounds of Love
Pat Metheny (Group): As Falls Wichita, So Falls Wichita Falls, American Garage, Offramp, First Circle, Still Life (Talking), Letter from Home
Talking Heads: Remain in Light and Speaking in Tongues
Univers Zero: Ceux du dehors, UZed and Heatwave
David Sylvian: Brilliant Trees, Gone to Earth, Secrets of the Beehive
The Fixx: Reach the Beach
Bacamarte: Depois do fim
Tears for Fears: The Hurting
Yes 90120
Cocteau Twins/4 A.D. Treasure, Tiny Dynamine/Echoes on a Shallow Bay, Victorialand, and Blue Bell Knoll
The Cure: Kiss Me, Kiss Me, Kiss Me and Disintegration
Ryuichi Sakamoto: Illustrated Music Encyclopedia and Neo-Geo plus soundtracks for Merry Christmas, Mr. Lawrence and The Last Emperor
Ozric Tentacles: 5 cassette-only releases (all compiled on the 1992 release, Vitamin Enhanced box set) and Pungent Effulgent, (Erpland was released in 1990)
Jesus and Mary Chain: Psychocandy
It's Immaterial: Life's Hard and Then You Die
Love and Money: Strange Kind of Love
Steve Tibbetts: Yr
Solaris: Marbéli Krónikák (Martian Chronicles)
Asia Minor: Between Flesh and Divine
Eskaton: 4 Visions
Talk Talk: The Colour of Spring and Spirit of Eden
Eloy: Planets and Time to Turn
Zammla Mannas Mamas: Familjesprickor (Family Cracks)
Shub-Niggurath: Les mortes vont vite
SBB: Memento z banalnym tryptykiem
Dün: Eros
Pazzo Fanfano di Musica: Pazzo Fanfano di Musica
IQ: Tales from the Lush Attic and The Wake
Marillion: Script for a Jester's Tear, Misplaced Childhood, Fugazi, and Clutching at Straws
Present: Triskaidekaphobie and Le poison quie rend fou
Queensryche: Rage for order and Operation: Mindcrime
Art Zoyd: Le mariage du ciel et de l'enfer and Berlin
Cardiacs: The Seaside, A Little Man and a House and the Whole World Window, and On Land and in the Sea
XTC: Black Sea, English Settlement, The Big Express, Mummer, Skylarking, and Oranges and Lemons
U2: Boy, War, The Unforgettable Fire and Joshua Tree
Simple Minds: New Gold Dream
Prince: Purple Rain soundtrack
The Police: Ghost in the Machine
Blade Runner soundtrack (composed by Vangelis)
The Mark Isham soundtracks and Windham Hill work
Trevor Horn's work with The Buggles, Art of Noise, Frankie Goes to Hollywood, Yes, Pet Shop Boys, Propaganda, ABC, Grace Jones, Simple Minds, Paul McCartney and Seal