Counter-Strike: 2 Open Source Clones Compared
Comparison table

FreeCS
Availability
- Status
- Playable
- Platforms
- Windows, OSX, Linux
- Play in browser
- No
- Mobile
- No
Project health
- Development status
- Sporadic
- Last updated
- 11mo ago
- Stars
- 300
- Contributors
- 5
- License
- ISC
- Engine
- id Tech
Compatibility
- Requires original assets
- YesRequires original Counter-Strike 1.5 data files to play; source code does not include game assets.
- Multiplayer
- Online, Split-screen
CS2D Beta
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
- License
- Not tracked
- Engine
- Not tracked
Compatibility
- Requires original assets
- —
- Multiplayer
- —
| Title | FreeCS | CS2D Beta |
|---|---|---|
| Status | Playable | Playable |
| Platforms | Windows, OSX, Linux | Windows |
| Play in browser | No | No |
| Mobile | No | No |
| Project health | ||
| Development status | Sporadic | Not tracked |
| Last updated | 11mo ago | Not tracked |
| Stars | 300 | Not tracked |
| Contributors | 5 | Not tracked |
| License | ISC | Not tracked |
| Engine | id Tech | Not tracked |
| Compatibility | ||
| Requires original assets | YesRequires original Counter-Strike 1.5 data files to play; source code does not include game assets. | — |
| Multiplayer | Online, Split-screen | — |
| Preview | ![]() |
Frequently asked questions
Are the Counter-Strike 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.
What license do these Counter-Strike clones use?
FreeCS (ISC).
Do I need to own the original Counter-Strike to play these clones?
FreeCS requires original game assets to play.
See the full write-up for each clone, or go back to Counter-Strike.