1990s · Strategy
Games like Master of Orion
Master of Orion: first released 1993 by SimTex.

In the series: Master of Orion (1993), Master of Orion II: Battle at Antares (1996), Master of Orion III (2003), Master of Orion: Conquer the Stars (2016).
24 games inspired by Master of Orion
- 1oom: Reimplementation of the original Master of Orion engine.
- Armada 2526: Small-studio space 4X with tactical battles.
- Armageddon Empires: One-man card-driven 4X sold from the developer's own site.
- Aurora 4X: Deep freeware space 4X distributed only through its author's forum, never on a store.
- Distant Worlds: Universe: Huge pausable real-time space 4X by a tiny New Zealand studio.
- Endless Space: Space 4X in the Master of Orion line.
- FreeOrion: Free 4X space game in the tradition of Master of Orion.
- Galactic Civilizations: Space 4X series that began as an OS/2 game in the Master of Orion tradition.
- Horizon (2014): Small-studio space 4X in the Master of Orion tradition.
- Interstellar Space: Genesis: Turn-based space 4X deliberately close to Master of Orion II.
- OpenOrion2: Open reimplementation of Master of Orion II.
- Orion2 Redone: Reverse-engineered rebuild of Master of Orion II.
- Pax Nova: Indie space 4X with hex planets.
- Polaris Sector: Real-time space 4X by a small studio.
- Remnants of the Precursors: Free Java remake of Master of Orion with new art, made by one developer.
- Space Empires I: Space 4X that began as shareware sold by its solo author.
- Space Opera: Open-source space 4X modeled on Master of Orion.
- Star Ruler 2: Space 4X from a small studio, open-sourced in 2018.
- Star Traders: 4X Empires: Mobile and PC space 4X by a two-brother indie studio.
- StarDrive: Real-time space 4X largely made by one developer.
- StarLord: Open-source Master of Orion II-style space 4X.
- Stars in Shadow: Indie space 4X with a classic Master of Orion feel.
- Stellar Monarch: Small-studio space empire game in the style of old 4X classics.
- Thousand Parsec: Open-source framework for turn-based space empire games.