It’s VS Code in your browser tab, and works great.
Separately, I don’t necessarily use that, since it’s an online experience. I use Working Copy and Textastic (or other local native editor depending). Benefit of git sync and markdown. A smattering of local editors do have both Markdown and mermaid support.
On mobile (iPad anyway) try CodeSpaces:
https://github.com/features/codespaces
It’s VS Code in your browser tab, and works great.
Separately, I don’t necessarily use that, since it’s an online experience. I use Working Copy and Textastic (or other local native editor depending). Benefit of git sync and markdown. A smattering of local editors do have both Markdown and mermaid support.
Rest of your feedback, I agree with.