It's used at build time in 15 crates (of which 11 optionally, 3 directly). It's used only as a dev dependency in 1 crate.

Number of dependers risc0-build-kernel version Downloads/month
1 1.2.0-rc.1 180
11 1.1.3 3.1K
0 1.1.2 7.4K
2 0.20.1 0
2 0.18.0 0
Depender (with downloads and own rev deps) risc0-build-kernel version
10K 1 risc0-circuit-recursion-sys build ^1.1.3
10K 1 risc0-circuit-rv32im-sys build ^1.1.3
10K 5 risc0-sys build ^1.1.3