Rust has been of interest to some; there are a number of upcoming conferences, pretty well all being operated online.  Some free, some definitely not.
https://blog.rust-lang.org/2020/06/10/event-lineup-update.html

There are fewer conferences evident for the Go language community; what's upcoming seems to be in way further flung locations...
https://confs.tech/golang

PyCon 2020 was back in April; I'm not sure how much of the material has been published as video streams and such...
--
When confronted by a difficult problem, solve it by reducing it to the
question, "How would the Lone Ranger handle this?"