Code execution made simple for every business
Open-source, sandboxed
online code execution system for humans and AI
JUDGE0 IS TRUSTED BY
PRODUCTS
Powerful code execution solutions for developers and businesses worldwide
Judge0
API Platform
Robust, scalable, and open-source online code execution system that can be used to build a wide range of applications that need online code execution features. Some examples include AI generated code execution, competitive programming platforms, e-learning platforms, candidate assessment and recruitment platforms, online code editors, online IDEs, and many more.
- Quick and easy installation (Self-hosted or cloud)
- Rich and verbose API documentation
- Scalable architecture
- Sandboxed compilation and execution
- Support for 60+ programming languages[1][2]
- Support for additional files alongside the user's program
- Support for custom input, user-defined compiler options, command-line arguments, and time and memory limits
- Detailed execution results
- Webhooks (HTTP callbacks)
- Works with AI Agents
Free and open-source online code editor powered by the robust Judge0 execution engine. Perfect for developers, students, and educators who need a reliable, feature-rich coding environment accessible from any browser. Whether you're prototyping algorithms, learning new languages, conducting coding interviews, or teaching programming concepts, Judge0 IDE provides a seamless experience without the complexity of local setup.
- Code execution in 60+ programming languages
- No setup required
- Advanced syntax highlighting
- Multiple editor themes
- Custom input, compiler flags and command line arguments
- Real-time execution and error reporting
- Embeddable on any website
Judge0 IDE
Online Code Editor
Judge0 Mobile IDE
Mobile App
A sleek, mobile-first code execution environment powered by the trusted Judge0 code execution engine. Building on top of the extensible and scalable core of Judge0, a battle-tested, sandboxed execution system, Judge0 Mobile IDE brings full code execution capabilities right to your phone with a polished, mobile-optimized experience. Available as a free app for both iOS and Android devices.
- Execute code in 60+ programming languages
- No setup required
- Syntax highlighting
- Custom input, compiler flags and command line arguments
- Real-time execution feedback
- Smart custom keyboard overlay
- Mobile-optimized interface
Available on App Store & Google Play
PRICING
Get started on the Basic plan for free, no credit card required
CONTACT
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Join DiscordWhether you're building the next big coding platform, integrating AI-powered code execution, or need enterprise-grade sandboxed environments, we're here to help you succeed.