It's used at build time in 20 crates (5 directly).

Number of dependers protobuf-build version Downloads/month
1 0.15.1 4.8K
12 0.14.1 13K
7 0.12.3 650
Depender (with downloads and own rev deps) protobuf-build version
13K 3 raft-proto build ^0.14
600 3 surrealdb-tikv-client-proto build ^0.14
mmdb-grpc build ^0.14
3 tikv-client-proto build ^0.12
nova-api build ^0.15