The free coding agent for your terminal

No subscriptions, no API keys. The best open-source models.

$npm install -g freebuff
230,000+ developers coding for free
FreebuffFreebuff
$0 / yr
OpenCodeOpenCode
$120 / yr
CodexCodex
$240 / yr
CursorCursor
$720 / yr
Claude CodeClaude Code
$1,200 / yr
DevinDevin
$2,400 / yr
$0$100$300$1k

Get started

Up and running in under a minute

Install once and Freebuff lives in your terminal. No accounts to create, no keys to paste.

  1. 1

    Install the CLI

    Requires Node.js 18+. Works on macOS, Windows, and Linux.

    $npm install -g freebuff
  2. 2

    Open your project

    Point Freebuff at any codebase — new or existing.

    $cd your-project
  3. 3

    Start coding

    No API key and no credit card. Just describe what you want.

    $freebuff

FAQ

Questions, answered

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