OsirisOpen-source source portSimulation
Play Pharaoh and Cleopatra campaigns with a new engine written in Rust.
On GitHub since Sep 2026
Artwork from Augustus project. View source
Simulation
Augustus
Build a Roman city with an expanded Caesar III engine and additional gameplay systems.
Requires original Caesar III assets; differs from the faithful Julius engine.
Get the gameDownloads and installation instructions from the creators.
- On GitHub since
- Jan 16, 2020
- Platforms
- Windows, macOS, Linux, Android
- Play style
- See the creator’s play options
- Code license
- AGPL-3.0
- GitHub stars
- 2.1k
- Code updated
- Oct 16, 2026
Sources & fact check
Checked 2026-10-20. Platform support can vary by release.
Official source 1Official source 2From the players
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