#txtnish quickstart will import your twtxt followings and some of your configuration.
I just pushed a commit that shows gpg and tls in the user interface. Check the example config how to sign your twtfile. #txtnish
If you don’t have wget, #txtnish can also use curl via http_backend=curl
#txtnish has a reply subcommand that opens a editor with your outcommented timeline. Every non empty, not commented line will be tweeted.
Hello from #txtnish, a new twtxt client with minimal dependencies: posix tools, wget and xargs with -P: https://github.com/mdom/txtnish