Here's a nice post I came across on Reddit /r/rust explaining how Rust was used in production to power one of the biggest music festivals in Ukraine. The festival hosts 450_000 visitors for 6 days. Rust was used for a bunch of different functionalities.
Librairies used include:
This is well received, especially after all the recent stir around actix-web.
Just wanted to share for non-redditors.