Hello. The Mostro protocol is ready and working very well. If you want to test everything completely, you can do so with the Mostro-Cli CLI client, which is also fully featured.

https://github.com/MostroP2P/mostro-cli

A mobile client is being developed and is currently in alpha, but can be tested with amounts between 100 and 2000 sats: https://github.com/MostroP2P/mobile/releases/tag/v1.0.0%2B1-alpha-22