Coooolfan/
onlyboxes
Coooolfan/onlyboxesConnectors
Code Execution Sandbox Platform Solution for Individuals and Small Teams with MCP
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Code Execution Sandbox Platform Solution for Individuals and Small Teams with MCP

Run AI agents isolated in a macOS user account and sandbox-exec. Configured to run Claude Code, OpenAI Codex, Cursor Agent, Google Gemini.
A local sandbox for your AI agents
Use cultivar to test your Agent Skills, run them in sandboxes, and across different agents.
Playwright for coding agents. Benchmark Claude Code, Codex, Gemini, and OpenCode on your own tasks - and test that your skills, MCP servers, and CLIs work when an agent uses them. Sandboxed YAML suites, activation checks, A/B experiments, CI gates.