The markdown editor that's just a textarea
Enter a GitHub, GitLab, or Bitbucket file URL, or a raw file URL:
Examples:
https://github.com/owner/repo/blob/main/README.md
https://gitlab.com/owner/repo/-/blob/main/README.md
https://bitbucket.org/owner/repo/src/main/README.md
https://raw.githubusercontent.com/owner/repo/main/README.md