67		NetHack (Windows, 2003)
65		Caverns of Xaskazien (Windows, 2005)
65		Angband (Windows, 2005)
62		MAG (DOS, 1988)
62		NetHack (DOS, 1992)
62		Omega (DOS, 1988)
62		Moria (DOS, 1988)
62		Ancient Domains of Mystery (DOS, 1996)
62		Caverns of Xaskazien (DOS, 1995)
62		Angband (DOS, 1997)
62		Quick Majik Adventure (DOS, 1991)
62		Ancient Domains of Mystery (Windows, 1996)
62		Larn (DOS, 1986)
62		Warlock's Mountain (Windows, 2006)
60		Linley Henzell's Dungeon Crawl (Windows, 1997)
60		Abandoned Knight (Windows, 2016)
60		Linley Henzell's Dungeon Crawl (DOS, 1997)
60		NetHack: Legacy (Windows, 2018)
55		TileRogue (Windows, 2005)
54		Telengard (Windows, 2002)
54		Hengband (Windows, 2002)
53		Dungeons of Dredmor (Windows, 2011)
52		Rogue Clone (DOS, 1988)
52		Cardinal Quest (Windows, 2011)
52		Evets: The Ultimate Adventure (DOS, 1988)
52		Ragnarok (DOS, 1993)
52		Hack (DOS, 1984)
51		Moonlighter (Windows, 2018)
50		Cardinal Quest 2 (Windows, 2015)
50		Telengard (DOS, 1985)
50		Rogue Empire (Windows, 2018)
50		NetHack Plus (DOS, 1994)
50		Zangband (DOS, 1994)
50		Zangband (Windows, 1998)
44		UnReal World (Windows, 2006)
43		Desktop Dungeons (Windows, 2010)
42		UnReal World (DOS, 1992)
42		Rogue (DOS, 1984)
41		NetHack 2000 (Windows, 1999)
40		Magus: 2nd edition (DOS, 1993)
40		Lords of Doom: Part One - The Black God (DOS, 1996)
40		9th Dawn (Windows, 2017)
40		Narwhals in the Sky (Windows, 2017)
40		9th Dawn II (Windows, 2016)

Notes: Games similar to Omega, Games like Omega, Windows, Role-Playing, RPG, Fantasy, Roguelike, Top-down, PC, Game Similarities.