CPOS Companion

Capture Codeforces and CSES problems for the CPOS VS Code extension. All data stays on your computer (localhost only).

CPOS Companion connects your browser to CPOS — a competitive programming workflow for VS Code and the CPOS desktop app. WHAT IT DOES • When you open a Codeforces or CSES problem, captures public sample tests and sends them to CPOS on your machine • When you click Submit in CPOS (VS Code or TUI), autofills the submit page in your logged-in browser tab • On CSES problem lists, can sync solved/attempted status to CPOS when you choose to sync REQUIRES • CPOS VS Code extension and/or CPOS desktop app running locally • You must be logged in to Codeforces or CSES in this browser for submissions PRIVACY • No analytics, no accounts, no cloud servers • All communication is to 127.0.0.1 on your computer only • Full privacy policy: https://github.com/Soham109/cpos/blob/main/extensions/chrome/PRIVACY.md Open source: https://github.com/Soham109/cpos VS Code extension: https://marketplace.visualstudio.com/items?itemName=sohamaggarwal.cpos-vscode