Ugh!: 2 Open Source Clones Compared
Comparison table

Availability
- Status
- Playable
- Platforms
- Linux, OSX, Windows, Android, Web
- Play in browser
- YesPlay in Browser
- Mobile
- Android
Project health
- Development status
- Active
- Last updated
- 1d ago
- Stars
- 164
- Contributors
- 8
- Engine
- SDL2
Compatibility
- Requires original assets
- NoOriginal games created from scratch with custom assets.
- Modding support
- YesBoth games include built-in map editors; CaveExpress supports custom maps with Lua scripts and cutscenes.
- Multiplayer
- Multiplayer
Availability
- Status
- Playable
- Platforms
- Windows
- Play in browser
- No
- Mobile
- No
Project health
- Development status
- Not tracked
- Last updated
- Not tracked
- Stars
- Not tracked
- Contributors
- Not tracked
- Engine
- Not tracked
Compatibility
- Requires original assets
- —
- Modding support
- —
- Multiplayer
- —
| Title | CaveExpress / CavePacker | UGH-remake |
|---|---|---|
| Status | Playable | Playable |
| Platforms | Linux, OSX, Windows, Android, Web | Windows |
| Play in browser | YesPlay in Browser | No |
| Mobile | Android | No |
| Project health | ||
| Development status | Active | Not tracked |
| Last updated | 1d ago | Not tracked |
| Stars | 164 | Not tracked |
| Contributors | 8 | Not tracked |
| Engine | SDL2 | Not tracked |
| Compatibility | ||
| Requires original assets | NoOriginal games created from scratch with custom assets. | — |
| Modding support | YesBoth games include built-in map editors; CaveExpress supports custom maps with Lua scripts and cutscenes. | — |
| Multiplayer | Multiplayer | — |
| Preview | ![]() |
Frequently asked questions
Are the Ugh! clones on this page open source?
Yes — every clone catalogued here is an open-source project. Availability, license, and development-status details for each one are listed in the comparison table above.
Do I need to own the original Ugh! to play these clones?
CaveExpress / CavePacker runs standalone, no original files needed.
Can I play any of these Ugh! clones directly in a browser?
Yes — CaveExpress / CavePacker has a browser-playable build linked in the comparison table above, no install required.
Which Ugh! clone is the most actively maintained?
CaveExpress / CavePacker is currently under active development, based on recent commit activity. See the "Development status" row above for every clone's current status.
See the full write-up for each clone, or go back to Ugh!.