rustc-cfg is used at run time in 14 crates. It is a direct run-time dependency in 4 crates. It's used at build time in 9 crates (of which 1 optionally, 3 directly). It's used only as a dev dependency in 10 crates.

Number of dependers rustc-cfg version Downloads/month
6 0.5.0 4.1K
20 0.4.0 50K
1 0.3.0 45
6 0.2.0 250
Depender (with downloads and own rev deps) rustc-cfg version
49K 4 cargo-binutils ^0.4
8.0K 1 cargo-wix ^0.5
180 6 cargo-project ^0.5.0
170 6 ramp build ^0.4
1 framp build ^0.2
rust_numerical_lib ^0.4.0
compiler-builtins-snapshot build ^0.3.0