Blake Stone: Planet Strike: 3 Open Source Clones Compared
The 'Blake Stone: Planet Strike' entry here is the original publisher's 2013 source-code-only release, offered without support and unable to produce a working game without the original commercial data files. BStone is a separately maintained, actively developed unofficial port of the same engine that adds modern OpenGL/OpenGL ES/Vulkan rendering and positional 3D audio on top of the original DOS engine.
Comparison table
Availability
- Status
- Playable
- Platforms
- Linux, Windows, OSX
- Play in browser
- Mobile
- No
Project health
- Development status
- Active
- Last updated
- 1mo ago
- Stars
- 367
- Contributors
- 20
- Engine
- SDL2
Compatibility
- Requires original assets
- YesRequires original Blake Stone game files (specific .BS1, .BS6, or .VSI files depending on the version).
- Modding support
- YesSupports addon mods via the --mod_dir command-line option.

Availability
- Status
- Playable
- Platforms
- DOS
- Play in browser
- No
- Mobile
- No
Project health
- Development status
- Halted
- Last updated
- 13y ago
- Stars
- 16
- Contributors
- 1
- Engine
- —
Compatibility
- Requires original assets
- YesThe data from a released version of Blake Stone: Planet Strike is required to use the executable built from this code.
- Modding support
- —

Availability
- Status
- Playable
- Platforms
- Windows, Linux
- 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
- —
| Title | BStone | Blake Stone: Planet Strike | Blake4SDL |
|---|---|---|---|
| Status | Playable | Playable | Playable |
| Platforms | Linux, Windows, OSX | DOS | Windows, Linux |
| Play in browser | No | No | |
| Mobile | No | No | No |
| Project health | |||
| Development status | Active | Halted | Not tracked |
| Last updated | 1mo ago | 13y ago | Not tracked |
| Stars | 367 | 16 | Not tracked |
| Contributors | 20 | 1 | Not tracked |
| Engine | SDL2 | — | Not tracked |
| Compatibility | |||
| Requires original assets | YesRequires original Blake Stone game files (specific .BS1, .BS6, or .VSI files depending on the version). | YesThe data from a released version of Blake Stone: Planet Strike is required to use the executable built from this code. | — |
| Modding support | YesSupports addon mods via the --mod_dir command-line option. | — | — |
| Preview | ![]() | ![]() |
Known limitations
- audio: OpenAL runtime v1.9.9 causes a crash in non-MinGW-W64 build; update OpenAL runtime to fix.
Frequently asked questions
Are the Blake Stone: Planet 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.
Do I need to own the original Blake Stone: Planet Strike to play these clones?
BStone and Blake Stone: Planet Strike require original game assets to play.
Can I play any of these Blake Stone: Planet Strike clones directly in a browser?
Yes — BStone has a browser-playable build linked in the comparison table above, no install required.
Which Blake Stone: Planet Strike clone is the most actively maintained?
BStone 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 Blake Stone: Planet Strike.