// Run code in a sandbox
judge0v1.13.1
Robust, fast, scalable, and sandboxed open-source online code execution system for humans and AI.
Open source Maintained For agents
IN ONE PARAGRAPH
judge0 is robust, fast, scalable, and sandboxed open-source online code execution system for humans and AI.
Good for: Developers who want their agent (Claude Code, Codex, Cursor…) to run code in a sandbox.
01How to start
- 1Read the official README for requirements and permissions.
- 2Install it as the official guide describes.
- 3Tell your agent the command exists (e.g. in AGENTS.md / CLAUDE.md) so it knows when to call it.
02Alternatives & comparison
Compare side by side → E2B Open-source, secure environment with real-world tools for enterprise-grade agents. ★ 14k firecracker Secure and fast microVMs for serverless computing. ★ 37k piston A high performance general purpose code execution engine. ★ 2.8k gvisor Application Kernel for Containers ★ 20k runtime The runtime behind every E2B stack: Cloud, Enterprise, and your own machine. ★ 1.7k
03Related
- ›BlueDot Impact AI Alignment 课程 · BlueDot ImpactEnglish
- ›BlueDot Impact AI Governance 课程 · BlueDot ImpactEnglish
- ›AI Safety, Ethics and Society 教材 · Center for AI Safety / Dan HendrycksEnglish
- ›OWASP Top 10 for LLM Applications · OWASP GenAI Security ProjectMultilingual (incl. EN/ZH)
- ›MITRE ATLAS · MITREEnglish
- All tutorials →
Versions, why it is listed, for AI to read
Recent releases
- v1.13.1 2024-04-18
- v1.13.1-extra 2024-04-18
- v1.13.0 2021-03-10
- v1.13.0-extra 2021-03-10
- v1.12.0 2020-10-18
For AI agents
- Interfaces：API
- Machine-readable record：/api/v1/software/judge0.json · llms.txt
- Added 2026-10-10 · updated 2026-10-22