GitHub Pages - A free, static web host for open-source projects on GitHub
Refined GitHub - Browser extension that makes GitHub cleaner & more powerful
Netlify - Build, deploy and host your static site or app with a drag and drop interface and automatic delpoys from GitHub or Bitbucket
Get Assigned - Assign anything to anyone without complicated onboarding.
surge.sh - Static website hosting for front-end developers.
Datree.io - GitOps policy engine