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More than code runs with us.

Products

Judge0

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 competitive programming platforms, e-learning platforms, candidate assessment and recruitment platforms, online code editors, online IDEs, and many more.

  • Quick and easy installation
  • Rich and verbose API documentation
  • Scalable architecture
  • Sandboxed compilation and execution
  • Support for 60+ languages
  • Support for additional files alongside the user's program
  • Support for custom user-defined compiler options, command-line arguments, and time and memory limits
  • Detailed execution results
  • Webhooks (HTTP callbacks)
Read the research paper Get Started

Judge0 IDE

Free and open-source online code editor that allows you to write and execute code from a rich set of languages. It's perfect for anybody who just wants to quickly write and run some code without opening a full-featured IDE on their computer. Moreover, it is also useful for teaching and learning or just trying out a new language.

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Pricing

Community Edition

You can choose between two flavors: Judge0 CE and Judge0 Extra CE.

The difference is just in the languages they support. Both flavors are open-sourced on GitHub and licensed under GPL-3.0.

SELF-HOSTED

SHARED CLOUD
BASIC PRO(1) ULTRA MEGA

DEDICATED CLOUD
HYBRID(2) FULL(3)
Price FREE

FREE
 		 7 USD / month 27 USD / month 54 USD / month
2000 EUR / month,
+ 400 EUR initial setup fee		 5000 EUR / month,
+ 1000 EUR initial setup fee
Support 🫂 Community(4)
🫂 Community 📧 Community and email support
📞 Direct support via email, phone, or web conference
Infrastructure 🚜 Yours ✈️ Ours 🚀 Ours
Updates 😕 Self update ✅ Automatic to the latest version
✅ Automatic to the latest version 🤝 As you wish
Uptime 🤷 Depends on you No SLA, but it's practically 99.9% 99.9% SLA
Available Regions ❓ Wherever you want 🌎 North America, Europe, and Asia. Geolocation routing to closest region. 📍 One region of your choice
Submissions Unlimited
Limited at 50 / day Unlimited, includes 500 / day,
then 0.001 USD / submission		 Unlimited, includes 2000 / day,
then 0.001 USD / submission		 Unlimited, includes 5000 / day,
then 0.001 USD / submission
Unlimited,
0.0001 EUR / submission
Batched Submissions Unlimited
Limited at 50 / day Unlimited, includes 500 / day,
then 0.001 USD / batched submission		 Unlimited, includes 2000 / day,
then 0.001 USD / batched submission		 Unlimited, includes 5000 / day,
then 0.001 USD / batched submission
Unlimited,
0.0001 EUR / batched submission
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(1) Closest to a pay-per-use model. Perfect if you don't expect consistent daily usage.
(2) Hybrid Dedicated Cloud features semi-separated infrastructure from the Shared Cloud. Your HTTP requests are handled by your dedicated infrastructure, but your submissions are run on both shared and dedicated infrastructure.
(3) Full Dedicated Cloud features completely separate infrastructure from the Shared Cloud.
(4) Discord Server and GitHub Issues.

Clients

These companies, institutions and organizations use our products.

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