Mainframe-tans

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Mainframe-tans

• BESM

• BESYS (aka, Bell Operating System)

• BOS/360

• BUIC (aka, Back Up Intercept Computer)

• Colossus

• CSIRAC

• CTSS (aka, Compatible Time Sharing System)

• CP/CMS

• CRAY-1

• DIPS (aka, Denden Information Processing System)

• DOS/360

• DTSS (aka, Dartmouth Time Sharing System)

• EXEC

• FLAC

• FUJIC

• GCOS (aka, GECOS II, 3 and 8, or General Comprehensive Operating System)

• GMOS (aka, General Motors Operating System)

• Harvard Mark I

• IAS (aka, Institute for Advanced Study Machine)

• ITS (aka, Incompatible Timesharing System)

• ILLIAC

• IBSYS

• KRONOS

• MACE

• MCP (aka, Master Control Program)

• MTS (aka, Michigan Terminal System)

• Multics

• MUSIC/SP

• NOS (aka, Network Operating System)

• NOS/VE

• Oregon State Open Shop Operating System (aka, OS3, OS^3)
• ORDVAC

• OS/360

• PDP-1

• PDP-10

• SAGE (aka, Semi-Automatic Ground Environment)

• SCOPE (aka, Chippewa Operating System, COS)

• TIFRAC

• TOPS-10

• TOPS-20 (aka, Tenex)

• TOS/360

• RCA TSOS (aka, VS/9, BS2000)

• TSS/360

• UMES

• VME

• WAITS

• WWMCCS

• Whirlwind

• WITCH (aka, Harwell Dekatron Computer)