custom_derive is used at run time in 488 crates (of which 65 optionally). It is a direct run-time dependency in 27 crates. It's used only as a dev dependency in 39 crates (of which 7 directly).

Depender (with downloads and own rev deps) custom_derive version
312K 66 conv ^0.1.5
7.5K 104 bio ^0.1
3.6K 57 rust-htslib ^0.1
2.4K 8 uinput ^0.1
950 3 ntp ^0.1.5
750 lamellar ^0.1.7
250 uinput-tokio ^0.1
160 rust-bio-tools ^0.1
5 nippy ^0.1
extfsm ~0.1
wordletron ^0.1.7
ardop_interface ^0.1.7
rust_md5_updated ^0.1.5
csv-sanity ^0.1.7
cueball-dns-resolver ^0.1.7
4 smithy_types ^0.1.7
1 broker-ntp ^0.1.5
sentry_rocket ^0.1.7
unseemly ^0.1.7
saleae ^0.1.7
rust_md5 ^0.1.5
4 pnets ^0.1
domcom ^0.1.7
asciii ^0.1
hprose ^0.1
pumpkin ^0.1
1 rustix-bl ^0.1
574K 226 enum_dispatch dev =0.1.7
16K 24 newtype_derive dev ^0.1.1
8.3K 14 enum_derive dev ^0.1.1
parse-macros dev ^0.1.4
3 parse-generics-poc dev ^0.1.4
error_derive dev ^0.1.1
edyn dev =0.1.7