Compile Bytes

Compile Bytes

Run code online in 80+ languages — no setup needed

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CompileBytes is a free online playground for 80+ programming languages, frameworks and databases — no signup, no downloads. Write, compile and run Python, Go, Rust, Java, C++ and more instantly in a full Monaco editor with syntax highlighting and IntelliSense. Build front-ends in the Web Editor, query 13 databases (PostgreSQL, MongoDB, Redis, SQLite…), and reach for handy dev utils like a JSON formatter, regex tester and JWT decoder. Just pick a tool and start coding.

Compile Bytes

Launch date
CompileBytes
CompileBytesRun code online in 80+ languages — no setup needed

Launched on July 4th, 2026

Compile Bytes
Compile BytesFree online code playground for 24+ programming languages

Launched on October 12th, 2025