ERR_TOO_MANY_REDIRECTS

If you want to use Flexible Cloudflare SSL/TLS encryption mode, disable Enforce HTTPS in GitHub Pages can fix this.

See also:

• cloudflare-docs/content/ssl/troubleshooting/too-many-redirects.md at production · cloudflare/cloudflare-docs

• dns - How to fix ERR_TOO_MANY_REDIRECTS on custom github pages domain? - Stack Overflow