H2 is used at run time in 5,981 crates (of which 2,864 optionally, 17 directly). It's used at build time in 80 crates (of which 74 optionally, 0 directly). It's used only as a dev dependency in 258 crates.

Number of dependers H2 version Downloads/month
3,205 0.3.7 121K
0 0.3.6 1.2M
1,949 0.2.7 324K
1 0.2.0-alpha.3 900
1,164 0.1.26 130K
Depender (with downloads and own rev deps) H2 version
2.0M 2092 hyper optional ^0.3.3
254K 76 actix-http ^0.2.1
234K 164 tonic optional ^0.3
6.2K 12 trust-dns-server optional ^0.3.0
3.4K 4 trust-dns-https ^0.3.0
1.9K 8 ntex optional ^0.3
260 2 tower-grpc ^0.1.11
130 doh-client ~0.3.2
110 hreq ^0.3
9 actori-http ^0.2.1
informalsystems-tonic optional ^0.3
izanami ^0.1
linkerd2-proxy-api optional ^0.3
mtunnel ^0.3
proxide ^0.2
8 requiem-http ^0.2.1
8 scrappy-http ^0.2.1