Rust has unofficial channel on Freenode, and it's mentioned in Rust team announcement for moving away from IRC: https://blog.rust-lang.org/2019/04/26/Mozilla-IR

Rust has unofficial channel on Freenode, and it's mentioned in Rust team announcement for moving away from IRC: https://blog.rust-lang.org/2019/04/26/Mozilla-IRC-Sunset-and-the-Rust-Channel.html https://blog.rust-lang.org/2019/04/26/Mozilla-IRC-Sunset-and... I am sure other products/teams have channels there too, they just won't be official go-to place to chat.