[smartmic]

For CUA aficionados, I recommend dte[0]. It has replaced my nano usage quite a lot.

[0]: https://craigbarnes.gitlab.io/dte/index.html

[noisem4ker]

I personally like msedit.

https://github.com/microsoft/edit

[digisign]

Promising but very barebones. Hard to do without syntax highlighting these days, for example. But I think it would be useful on a tiny machine with openwrt, as micro is huge there. ;-)