Wangnov

Wangnov / codex-app-mirror

Public

Mirror official Codex desktop app installers into GitHub Releases.

codex-app github-actions installer-mirror macos microsoft-store
24
2
89% credibility
Found May 18, 2026 at 24 stars -- GitGems finds repos before they trend. Get early access to the next one.
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AI Analysis
Shell
AI Summary

This project creates a public mirror of the official OpenAI Codex desktop app installer. When Microsoft's Store or OpenAI's download servers are unavailable or restricted, this project automatically downloads the installers from the original sources and republishes them as GitHub releases. Users can download Windows or Mac versions directly, along with verification checksums to confirm the files are intact. The project runs automatically every 15 minutes to catch new versions.

How It Works

1
🔍 You discover the problem

You want to install OpenAI Codex on your computer, but the Microsoft Store won't cooperate or isn't available.

2
💡 You find the mirror

Someone points you to a GitHub page where the same official installer is hosted as a downloadable file.

3
📦 You download your installer

You pick the right file for your computer—Windows or Mac—and download it with one click.

4
✅ You verify the file

You open the checksum file and confirm the numbers match, so you know the download wasn't corrupted.

5
🚀 You install and use Codex

You run the installer and start using Codex, exactly as if you'd downloaded it from the official store.

🎉 Everything just works

You got the official app installed without any store gymnastics, and it runs perfectly.

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Star Growth

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AI-Generated Review

What is codex-app-mirror?

codex-app-mirror is a GitHub Actions workflow that automatically mirrors the official OpenAI Codex desktop app installers into GitHub Releases. If you have ever tried to install Codex on Windows only to find the Microsoft Store blocked, AppX services disabled, or corporate policies blocking the download, this project solves that. It polls both the Microsoft Store and OpenAI's direct download URLs every 15 minutes, and when a new version appears, it downloads the installers, generates SHA256 checksums, and publishes everything as GitHub Release assets. You get Windows MSIX files and macOS DMGs for both Apple Silicon and Intel, plus a manifest so you can verify what upstream fingerprint triggered the release.

Why is it gaining traction?

The hook is simplicity: instead of hunting through Microsoft's opaque Store infrastructure or dealing with Entra ID authentication requirements in automated environments, you get direct download links from a stable GitHub Release page. The project also includes R2 short links optimized for mainland China networks, which addresses a real pain point for international developers. The polling logic is smart enough to skip redundant releases by comparing stable upstream fingerprints rather than blindly downloading every time.

Who should use this?

Developers on locked-down Windows machines where the Microsoft Store is unavailable or restricted will find this most useful. IT administrators setting up Codex in enterprise environments without Store access are a natural fit. Developers in regions with unreliable access to Microsoft's CDN will appreciate the R2 mirror option. If you are already able to install Codex through official channels, this is unnecessary.

Verdict

This is a niche but genuinely useful tool for a specific problem. The credibility score of 0.8999999761581421% reflects the project's early stage with only 24 stars, so treat it as a community project rather than enterprise-grade infrastructure. Documentation is thorough and the approach is transparent, but test coverage and long-term maintenance remain unknown. Use it if you need it; otherwise, stick with official channels.

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