REPL
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Description
REPL is a native code runner for Python and JavaScript — built for the AI era.
When your favorite AI gives you code, where do you test it? REPL lets you paste code directly from AI conversations, run it instantly, and copy the results back. No laptop required.
FEATURES
Native Python 3.11 — Real CPython running locally on your device, not a web interpreter
JavaScript Engine — Powered by iOS JavaScriptCore
Persistent State — Variables survive between runs, like a true REPL
Share Sheet — Send code from any app directly to REPL
History — Access your last 50 code runs
Smart Parsing — Automatically extracts code from markdown fences
Offline — Everything runs locally, no internet needed
Dark Mode — Easy on the eyes
BUILT FOR AI WORKFLOWS
Copy code from ChatGPT, Claude, Gemini, or any AI assistant. Paste into REPL. Tap Run. See results. Copy output back to your conversation. Iterate faster than ever.
TECHNICAL DETAILS
Python: Full CPython 3.11 interpreter embedded natively
JavaScript: Apple's JavaScriptCore engine
Storage: Code history saved locally
Privacy: No data leaves your device