● Live Now

Python Online Compiler

Write, run, and debug Python in your browser. No install. No signup. Powered by Pyodide β€” your CPU runs the code, not our servers.

Pyodide Runtime File Upload/Download Package Support Error Intelligence 0ms Server Latency
PACKAGES:
● editor / main.py
Loading Python runtime…
β—‰ output console
● Loading Pyodide runtime… This may take 5–10 seconds on first load. Your code runs entirely in this browser tab. Nothing is sent to any server.
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What's working right now

Everything below is live β€” no hype, no vaporware.

🐍

Python 3.11 in Browser

Powered by Pyodide + WebAssembly. Your CPU runs the code. Our server does nothing after the page loads.

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Package Support

Install pandas, numpy, matplotlib, scipy, scikit-learn and 100+ packages with one click.

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File Upload

Upload CSV, Excel, JSON, or TXT files. They load into a virtual file system your Python code can read.

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File Download

Write output files in Python. Download them with one click. No server round-trip.

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Error Intelligence

Last error is captured automatically. One click generates a structured debugging prompt.

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Auto-Save

Your code is saved to localStorage. Come back anytime β€” it's still there.

What's being built next

Transparent, honest, and publicly committed.

βœ“ Phase 1 β€” Done (MVP)

Browser Python Runtime

Pyodide runtime in browser stdout + stderr capture Package installation Error capture + display File upload to virtual FS File download from virtual FS Auto-save to localStorage Error Intelligence prompt generator Basic SaaS landing UI
⬑ Phase 2 β€” In Development (Q3 2025)

Real IDE Experience

CodeMirror syntax highlighting Real-time streaming console Package auto-detection from imports One-click dependency install WebLLM AI assistant shell Multiple file tabs IndexedDB persistence
β—Ž Phase 3 β€” Planned (Q4 2025)

Full IDE + GitHub Sync

File explorer panel GitHub OAuth login Repo-based project storage FastAPI/Node backend SQLite indexing layer Local WebLLM inference Error debugging assistant
β—Œ Phase 4 β€” Future Enterprise (2026)

SaaS Expansion

Live collaboration (Google Docs-style) Job scheduling + API endpoints Free/Pro/Team tier monetization Regex, JSON, pandas notebook tools Data visualization sandbox Deployment layer

Get notified when Phase 2 drops

Syntax highlighting, streaming console, and AI error debugging β€” be first to try it.

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