Multi-language MCP (Model Context Protocol) server providing isolated sandbox environments for secure code execution. Uses runc/OCI containers for process isolation and supports Python, JavaScript/TypeScript, Go, Rust, Java, C++, C#, and Shell.

• Secure containerized code execution with runc/OCI
• Multi-language support with language-specific handlers
• Resource monitoring and limits (CPU, memory, disk)
• SQLite-based persistence for sandbox state
• MCP protocol over stdio or HTTP/WebSocket
• Configurable security policies and audit logging

Build and run:

make build
make run

Generate configuration:

make config

Run tests:

make test

• Getting Started - Setup and basic usage
• API Documentation - Tool reference
• Guides - Usage guides and tutorials
• Languages - Language-specific capabilities
• Production Deployment - Deployment guide
• Operations Runbook - Operations and monitoring

Server configuration is managed through config/mcp-sandboxd.yaml. See Getting Started for configuration options.

• Go 1.24+
• runc container runtime
• Linux with container support

MIT