Judge0

Judge0

Robust and scalable code execution system for humans and AI.

hermanzdosilovic
@hermanzdosilovic
Published on Jan 14, 2026
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$10k MRR
14 PeerPush
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Ranked #1
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Platforms
WebAPI

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How AI and people discover Judge0 on PeerPush

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3 days ago
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6 AI crawlers in the last 30 days

Time since an AI crawler last read this listing. 6 AI crawlers read it in the last 30 days.
Community award Jan 15, 2026Community awardA Product of the Day, Week, or Month award this product won from the community.
#1 Product of the Day

Jan 15, 2026

About Judge0

Judge0 (pronounced like "judge zero") is a robust, scalable, and open-source online code execution system. You can use it to build a wide range of applications that need online code execution features. Some examples include AI agents, competitive programming platforms, e-learning platforms, candidate assessment and recruitment platforms, online code editors, online IDEs, and many more.

Product Video

Watch a video demo of Judge0.

Screenshots

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Comments (10)

Aarizzz
@Aarizzz

Wow amazing man! Can't wait to see the progress 😁

B
@borda989

So is it an IDE like VS Code, but with code already prebuilt?

hanscadx8
@hanscadx8

This is amazing i love it . Hoping to try it soon.

hermanzdosilovic
@hermanzdosilovic

You can try out Judge0 in action on https://ide.judge0.com!

hermanzdosilovic
@hermanzdosilovic

Or by running on of the snippets from screenshots directly in your terminal. You can c/p snippets from GitHub: - https://github.com/judge0/judge0 - https://github.com/judge0/judge0-python

alex5616
@alex5616

Awesome! Congrats on the launch! Who's your biggest competitor?

hermanzdosilovic
@hermanzdosilovic

Thank you! Judge0 exists since 2016 even though we launched/published today on PeerPush. :) The biggest Judge0 competitor is Cloudflare with their (recent) product Cloudflare Sandboxes (https://sandbox.cloudflare.com).

hermanzdosilovic
@hermanzdosilovic

Thrilled to launch Judge0 - our open-source, scalable code execution engine that's powering everything from AI-generated code runners to competitive programming platforms and more.