Editor settings

Font sizeEditor theme

Code Editor

index.crystal

Console Output

Console

// Output will appear here

Cloud runtime in North America • Auto-scales to meet enterprise workloads

SOC 2-ready sandboxes with automated cleanup after every run.

Execution time: --ms
Cursor location: Ln: --, Col: --
Language
Shortcut: Ctrl+Enter to run

Home Features Careers AI Assistant Blog Tutorials Support Status Contact

Ship Crystal faster in your browser

Picode compiles Crystal in secure cloud sandboxes with zero setup so you can teach, prototype, and demo from any device.

Instant startup with pre-warmed containers
Shareable URLs for pair programming and reviews
Works on Chromebooks, tablets, and low-spec laptops
Free tier suited for workshops and classrooms

Why teams switch to Picode

Secure sandboxes isolate every execution, while share links keep instructors and reviewers in sync.

Runtimes available for 23+ languages including Crystal. Auto-save remembers every session.

Read compiler tutorials

© 2026Picode. Free online Crystal compiler.View IDE features•Sitemap

Online Crystal Compiler | Picode

Write and run Crystal code in your browser with Picode's online compiler. Test snippets, see program output, and share code without installing a local environment.