Here's a starter list "inspired" by the Steel Pulse thread. Most of this is possibly a wee bit obvious and in no particular order.
Any more recommendations? Especially pre '76 and post '81 releases.
Aswad - Showcase
Steel Pulse - Handsworth Revolution
Misty In Roots - Live At Counter Eurovision
Creation Rebel - Starship Africa
Cimarons - On The Rock
Black Slate - Amigo
Black Roots - The Frontline
Janey Kay - Silly Games
LKJ In Dub
Dennis Bovell - Dub Dem Silly
Matumbi - Empire Road
Reggae Regular - Black Star LIner / Where Is Jah
Dennis Bovell - I Wah Dub
"Babylon" - OST
Aswad - Hulet
Black Harmony - Don't Let It Go To Your Head
Poet and the Roots - Dread Beat & Blood