Ultima games in order

All 17 games of the Ultima series in the order they came out, from Ultima I: The First Age of Darkness (1981) to Lord of Ultima (2010).

1. 
   Ultima I: The First Age of DarknessDOS, Apple IIGS, Apple II +3 · Richard Garriott
   641 Jun
2. 
   Ultima II: The Revenge of the EnchantressAtari ST, Apple II, Atari 8-bit +7 · Richard Garriott
   5624 Aug
3. 
   Ultima: Escape from Mt. DrashVIC-20 · Sierra Entertainment
   1983
4. 
   Ultima III: ExodusApple II, Atari 8-bit, Mac +10 · Richard Garriott
   5123 Aug
5. 
   Ultima IV: Quest of the AvatarC64, DOS, Amiga +6 · Origin Systems
   8816 Sep
6. 
   Ultima V: Warriors of DestinyC64, Apple II, DOS +6 · Origin Systems
   801 Mar
7. 
   Ultima VI: The False ProphetDOS, C64, FM Towns +6 · Origin Systems
   841 Jun
8. 
   Ultima: Runes of VirtueGB · Origin Systems
   14 Dec
9. 
   Ultima Underworld: The Stygian AbyssPC, DOS, FM Towns +3 · Looking Glass Studios
   8311 Mar
10. 
    Ultima VII: The Black GateDOS, SNES · Origin Systems
    9016 Apr
11. 
    Ultima Underworld II: Labyrinth of WorldsDOS, FM Towns, PC-98 +2 · Looking Glass Studios
    7310 Jan
12. 
    Ultima VII Part Two: Serpent IsleMac, DOS · Origin Systems
    7925 Mar
13. 
    Ultima VIII: PaganMac, DOS, PC-98 · Origin Systems
    7015 Mar
14. 
    Ultima: Runes of Virtue IISNES, GB · Origin Systems
    15 Jul
15. 
    Ultima OnlinePC, Linux · Origin Systems
    9624 Sep
16. 
    Ultima IX: AscensionPC · Origin Systems
    7523 Nov
17. 
    Lord of UltimaWeb · EA Phenomic
    20 Apr