Uh, what about Pixelfed?

WSL2 runs ubuntu on Hyper-V. It isn’t really as custom as you’d think. You can install other distros besides ubuntu. Or you can install regular ubuntu instead of LTS.

Take a look at this for running other distros: https://learn.microsoft.com/en-us/windows/wsl/use-custom-distro

Use Cloudflare. They are the cheapest out there because they don’t add a markup. After the Verisign increase the new price will be $9.77.