anchor-lang-idl-spec is used at run time in 160 crates (of which 13 optionally). It is a direct run-time dependency in 2 crates. It's used only as a dev dependency in 1 crate.

Depender (with downloads and own rev deps) anchor-lang-idl-spec version
20K 5 anchor-lang-idl ^0.1.0
200 1 trident-client ^0.1.0