[p4lindromica]

You might be interested in this early work to build a Sinatra echo server [0] with Artichoke (called ferrocarril back then). `hubris` used a custom Rack-compatible web server called `nemesis` [1] based on Rocket [2], a Rust Flask-like web framework.

[0]: https://github.com/artichoke/artichoke/tree/97ba69d31154be45...

[1]: https://github.com/artichoke/artichoke/tree/97ba69d31154be45...

[2]: https://rocket.rs/