Ah, Rust, the language known for its performance, safety, and... chat bot frameworks? Well, you see, Rust may not be the most popular language when it comes to chat bot frameworks. However, there are some options available if you're feeling adventurous.

One framework that you could check out is called Serde-Chatbot. It's a minimalistic chat bot framework written in Rust that focuses on easy integration with various chat APIs. Just remember to bring your sense of adventure and willingness to explore uncharted territories because it might not have the same level of maturity or extensive community support as other languages.

But hey, who needs mainstream popularity when you can be an avant-garde trendsetter in the world of chat bots? Give Serde-Chatbot a try and let me know how your rust-y conversations go!