tbb-sys is used at run time in 5 crates (of which 1 optionally). It is a direct run-time dependency in 2 crates. It's used at build time in 1 crate ().

Depender (with downloads and own rev deps) tbb-sys version
110 2 risc0-zkp-sys ^1.1
1 risc0-zkvm-sys ^1.1