Comparison
caveman vs mobilegym
Verdict
Pick caveman if caveman reduces token usage by 65% through minimalistic language for coding agents, supporting two sizes and primarily written in Go; pick mobilegym if mobileGym specializes in browser-hosted Android simulation for reinforcing learning training of mobile GUI agents. It is licensed under Apache-2.0 and written in Python.
Markdown twin · caveman alternatives · mobilegym alternatives
GraphCanon updated Sep 20, 2026
vs
Trust & integrity
| Signal | caveman | mobilegym |
|---|---|---|
| Maintenance | Very active (0d since push) As of Sep 18, 2026 · github_public_v1 | Active (22d since push) As of Sep 20, 2026 · github_public_v1 |
| Provenance | Not a fork · Personal account As of Sep 18, 2026 · github_public_v1 | Not a fork · Personal account As of Sep 20, 2026 · github_public_v1 |
| OSV dependency advisories | No published findings from this source as of 2026-09-18 As of Sep 18, 2026 · osv@v1 | No lockfile (source not queried) As of Jul 15, 2026 · osv@v1 |
| deps.dev advisories | Not queried deps.dev@v1 | Not queried deps.dev@v1 |
| OpenSSF Scorecard | Not queried openssf-scorecard@v1 | Not queried openssf-scorecard@v1 |
Tagline
- caveman
- Reduces token usage by 65% through minimalistic language for coding agents
- mobilegym
- Browser-hosted Android Simulator for Mobile GUI Agent Research
Stars
- caveman
- 106k
- mobilegym
- 795
Forks
- caveman
- 6.2k
- mobilegym
- 136
Open issues
- caveman
- 127
- mobilegym
- 9
Language
- caveman
- Go
- mobilegym
- Python
Adopt for
- caveman
- Caveman reduces token usage by 65% through minimalistic language for coding agents, supporting two sizes and primarily written in Go.
- mobilegym
- MobileGym specializes in browser-hosted Android simulation for reinforcing learning training of mobile GUI agents. It is licensed under Apache-2.0 and written in Python.
Persona
- caveman
- -
- mobilegym
- -
Runtime
- caveman
- -
- mobilegym
- -
License
- caveman
- Caveman operates under a split license: MIT for the skill, Agent SDK, and initializer, and BSL-1.1 for the engine-linked runtime, which converts to Apache-2.0 by 2030 or four years after shipping.
- mobilegym
- Apache-2.0
Last pushed
- caveman
- Sep 18, 2026
- mobilegym
- Aug 28, 2026
Categories
- caveman
- AI Agents, Model Training
- mobilegym
- AI Agents, Model Training
Trust and health
Maintenance
- caveman
- Very active (96%)
- mobilegym
- Active (82%)
Days since push
- caveman
- 0d
- mobilegym
- 22d
Open issues (now)
- caveman
- 127
- mobilegym
- 9
Stars delta
- caveman
- +8.0k (30d)
- mobilegym
- +40 (30d)
Open issues delta
- caveman
- -358 (30d)
- mobilegym
- +2 (30d)
OSV dependency advisories
- caveman
- No published findings from this source as of 2026-09-18
- mobilegym
- No lockfile (source not queried)
Full report
- caveman
- Trust report
- mobilegym
- Trust report
Choose caveman if…
- caveman is primarily Go; mobilegym is Python.
- License: caveman is Other, mobilegym is Apache-2.0.
- Pricing: The skill, Agent SDK, and initializer are free under MIT license. Hosting Caveman for third parties requires a commercial license..
- Requirements: Min 1 GB RAM; Caveman is primarily written in Go and supports two sizes, allowing for flexible deployment..
- Tags unique to caveman: anthropic, caveman, claude, claude-code.
- caveman ships Docker support for self-hosted deployment.
- When you need to significantly reduce token usage in coding agents, as Caveman can cut usage by 65% through its simplified language style.
When NOT to use caveman
- If your project requires a fully OSI-approved open-source license, as Caveman's engine-linked runtime is BSL-1.1, which is not OSI-approved until a future date.
- When you need a tool that does not involve a trademarked name and logo, as Caveman is trademarked and has specific guidelines for its use.
Choose mobilegym if…
- mobilegym is primarily Python; caveman is Go.
- License: mobilegym is Apache-2.0, caveman is Other.
- Tags unique to mobilegym: agent, android, automation, benchmark.
- You require a browser-based solution to simulate Android environments for testing and training mobile graphical user interface (GUI) agents.
When NOT to use mobilegym
- Your project does not involve mobile GUI agent research or development; MobileGym's specialty is in this specific application and may not be useful for general-purpose simulation。
- You are looking for a solution that runs exclusively on local servers rather than browser-hosted environments.
Explore
Sources
Every stat on this page traces to a dated GitHub sync, license file, enrichment field, or trust scan.
- GitHub stars (JuliusBrussee/caveman) · observed Sep 20, 2026
- GitHub forks (JuliusBrussee/caveman) · observed Sep 20, 2026
- Last push (JuliusBrussee/caveman) · observed Sep 18, 2026
- License file (Other) · observed Sep 20, 2026
- Decision facts (enrichment) · observed Sep 18, 2026
- Trust scan (lockfile / OSV) · observed Sep 18, 2026
- GitHub stars (Purewhiter/mobilegym) · observed Sep 20, 2026
- GitHub forks (Purewhiter/mobilegym) · observed Sep 20, 2026
- Last push (Purewhiter/mobilegym) · observed Aug 28, 2026
- License file (Apache-2.0) · observed Sep 20, 2026
- Decision facts (enrichment) · observed Jul 17, 2026
- Trust scan (lockfile / OSV) · observed Jul 15, 2026
GitHub stars on cards: caveman 106k · mobilegym 795 (synced Sep 20, 2026).
Common questions
- What is the difference between caveman and mobilegym?
- caveman: Reduces token usage by 65% through minimalistic language for coding agents. mobilegym: Browser-hosted Android Simulator for Mobile GUI Agent Research. See the comparison table for live GitHub stats and shared categories.
- When should I choose caveman over mobilegym?
- Choose caveman over mobilegym when caveman is primarily Go; mobilegym is Python; License: caveman is Other, mobilegym is Apache-2.0; Pricing: The skill, Agent SDK, and initializer are free under MIT license. Hosting Caveman for third parties requires a commercial license.; Requirements: Min 1 GB RAM; Caveman is primarily written in Go and supports two sizes, allowing for flexible deployment.; Tags unique to caveman: anthropic, caveman, claude, claude-code; caveman ships Docker support for self-hosted deployment; When you need to significantly reduce token usage in coding agents, as Caveman can cut usage by 65% through its simplified language style.
- When should I choose mobilegym over caveman?
- Choose mobilegym over caveman when mobilegym is primarily Python; caveman is Go; License: mobilegym is Apache-2.0, caveman is Other; Tags unique to mobilegym: agent, android, automation, benchmark; You require a browser-based solution to simulate Android environments for testing and training mobile graphical user interface (GUI) agents.
- When should I avoid caveman?
- If your project requires a fully OSI-approved open-source license, as Caveman's engine-linked runtime is BSL-1.1, which is not OSI-approved until a future date. When you need a tool that does not involve a trademarked name and logo, as Caveman is trademarked and has specific guidelines for its use.
- When should I avoid mobilegym?
- Your project does not involve mobile GUI agent research or development; MobileGym's specialty is in this specific application and may not be useful for general-purpose simulation。 You are looking for a solution that runs exclusively on local servers rather than browser-hosted environments.
- Is caveman or mobilegym more popular on GitHub?
- caveman has more GitHub stars (106,401 vs 795). Stars measure visibility, not whether either tool fits your constraints.
- Are caveman and mobilegym open source?
- Yes - both are open-source projects on GitHub (caveman: Other, mobilegym: Apache-2.0).
- Where can I find alternatives to caveman or mobilegym?
- GraphCanon lists graph-backed alternatives at caveman alternatives and mobilegym alternatives (caveman markdown twin, mobilegym markdown twin), ranked by typed relationship edges rather than popularity votes.
- Is there a machine-readable version of this comparison?
- Yes. The markdown twin at this comparison mirrors this page for agents and LLM crawlers, with the same stats table and FAQ answers.
- Which is better maintained, caveman or mobilegym?
- caveman: Very active. mobilegym: Active. Compare maintenance labels, days since push, and release cadence in the trust section below - stars alone do not measure maintenance.
- Where are the full trust reports for caveman and mobilegym?
- GraphCanon publishes per-repo trust reports with dated maintenance, provenance, and scan summaries: caveman trust report; mobilegym trust report.