Sometimes the direct GitHub Page is blocked, but the raw code is not. You can:
Searching for "unblocked games" carries inherent security risks: ocarina of time unblocked github
Modern browsers block local file access. The repository must be served via HTTPS with correct CORS headers. If you forked the repo, ensure you are using the raw.githack.com CDN rather than the direct raw.githubusercontent.com URL. Sometimes the direct GitHub Page is blocked, but
For Organizations Using GitHub
For Policy Makers