{"data":{"slug":"litterbox","name":"LitterBox","tagline":"Malware and payload detection sandbox with LitterBoxMCP","category":"agents","categoryName":"AI Agents","url":"https://github.com/BlackSnufkin/LitterBox","github":"https://github.com/BlackSnufkin/LitterBox","pricing":"open-source","hook":"LitterBox gives agents a malware and payload analysis surface, including LitterBoxMCP, before suspicious files become somebody’s execution problem.","whatsGood":"GPL-3.0. Self-hosted Windows and Docker paths make the sandbox inspectable, and LitterBoxMCP gives an agent a structured way to submit or examine payloads instead of pasting malware analysis into a chat. The project is aimed at defensive testing and makes the boundary between an agent and an untrusted sample explicit.","theCatch":"Vs Agent Substrate and coding sandboxes: LitterBox is a malware/payload detection sandbox with an MCP surface, not a general coding workspace or agent runtime isolation layer. The README says “Development use only”; production isolation is an unsolved risk. Windows administration and Linux KVM/Windows-container requirements can be substantial, and GPL-3.0 copyleft still applies to distributed modifications.","verdict":"GPL-3 defensive payload sandbox with LitterBoxMCP. Keep for development analysis in a disposable lab; do not present it as production-grade isolation.","addedAt":"2026-09-23","featured":false,"domain":"AI Agents","subSpecialty":"Security","subcategory":"Security","tags":["mcp","self-host","copyleft","sandbox"],"capabilities":["security","mcp","sandbox"],"surfaces":["MCP","Self-host"],"ecosystem":["Multi-platform"],"licenseModel":"GPL-3.0","githubStars":1551,"starsPerWeek":16,"access":"free","archived":false,"repo":{"createdAt":"2024-12-25","pushedAt":"2026-05-05","license":"GPL-3.0","archived":false,"checkedAt":"2026-10-19"}},"related":[{"slug":"claude-code","name":"Claude Code","tagline":"Terminal-first coding agent with deep repository context"},{"slug":"cursor","name":"Cursor","tagline":"The AI-first code editor that understands your codebase"},{"slug":"devin","name":"Devin","tagline":"Autonomous AI engineer for defined engineering tasks"},{"slug":"stagehand","name":"Stagehand","tagline":"AI-native browser automation that mixes code and natural language"},{"slug":"browser-use","name":"Browser Use","tagline":"Open-source framework for LLM-driven browser agents"}],"links":{"self":"/api/gems/litterbox","html":"/gems/litterbox","markdown":"/gems/litterbox.md","category":"/api/gems?category=agents","categoryPage":"/stacks/agents"}}