Daniel Stenberg is talking about three Rust based backends for curl: hyper (HTTP/2), rustls (TLS), quiche (HTTP/3). <a href="https://github.com/curl/curl/blob/master/lib/c-hyper.c" rel="nofollow">https://github.com/curl/curl/blob/master/lib/c-hyper.c</a> <a href="https://github.com/curl/curl/blob/master/lib/vtls/rustls.c" rel="nofollow">https://github.com/curl/curl/blob/master/lib/vtls/rustls.c</a> <a href="https://github.com/curl/curl/blob/master/lib/vquic/quiche.c" rel="nofollow">https://github.com/curl/curl/blob/master/lib/vquic/quiche.c</a>