Compiler Explorer

Plans and prices

Every plan, in full

On the record

AI feature privacy

The site says Claude Explain sends source code and compilation output to Anthropic, and that Anthropic does not collect or use the data to train its model.godbolt.org · read 9 Oct 2026

AI opt-out

The site says it will not process code with AI when it finds the string "no-ai" in the source or included libraries.godbolt.org · read 9 Oct 2026

API

The README says a simple REST API can compile code to assembly and list compilers.github.com · read 9 Oct 2026

Code execution

The interface includes controls to link and execute compiled code.godbolt.org · read 9 Oct 2026

Compilation views

The interface offers compiler output alongside tools and views such as LLVM IR, Rust MIR, AST, and control-flow graphs.godbolt.org · read 9 Oct 2026

Integrations

The interface links to CppInsights and Quick-bench as companion tools.godbolt.org · read 9 Oct 2026

Languages and compilers

The project README says it supports 30+ programming languages and multiple compilers for each language.github.com · read 9 Oct 2026

Libraries

Libraries can be searched and added by version, and the site says they are installed using the Conan package manager.godbolt.org · read 9 Oct 2026

Library limitation

The site says Windows-based compilers currently do not support libraries.godbolt.org · read 9 Oct 2026

Security isolation

A 2025 article by the creator says compilation and execution run in nsjail sandboxes with Linux namespaces, resource limits, and filesystem isolation.xania.org · read 9 Oct 2026

Self-hosting

The project README links to instructions for running a local instance and using local compilers.github.com · read 9 Oct 2026

Sharing and saving

Users can share code by URL and save or load editor text using browser storage or local files.godbolt.org · read 9 Oct 2026

Support

The project lists Discord, a public mailing list, GitHub issues, and email to Matt as ways to get help.github.com · read 9 Oct 2026

What it does

Compiler Explorer lets you edit code in a browser and inspect the compiled output, including assembly.github.com · read 9 Oct 2026

Who it serves

The project describes an interactive compiler exploration website for seeing how code looks after compilation.github.com · read 9 Oct 2026

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