OpenAI's Codex CLI Surges Past 102,000 GitHub Stars as Open-Source Terminal Coding Agent Takes Off

Jul 29, 2026
GitHub
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Summary

OpenAI's Codex CLI, a lightweight open-source terminal coding agent, explodes in popularity with over 102,000 GitHub stars and 15,400 forks, as developers embrace the locally-run tool available across Mac, Linux, and Windows via ChatGPT subscription or API access.

Key Points

  • OpenAI's Codex CLI is a lightweight, open-source coding agent that runs locally in the terminal, supporting Mac, Linux, and Windows via simple install scripts or package managers like npm and Homebrew.
  • Users can sign in with their ChatGPT account to access Codex as part of Plus, Pro, Business, Edu, or Enterprise plans, with API key access also available as an alternative.
  • The project has rapidly gained massive community traction, accumulating over 102,000 GitHub stars and 15,400 forks, with active development reflected in nearly 8,700 commits and hundreds of open pull requests.

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