custom_derive is used at run time in 434 crates (of which 58 optionally). It is a direct run-time dependency in 28 crates. It's used only as a dev dependency in 36 crates (of which 6 directly).

Depender (with downloads and own rev deps) custom_derive version
89K 57 conv ^0.1.5
6.4K 82 bio ^0.1
3.1K 42 rust-htslib ^0.1
3.0K 5 uinput ^0.1
600 3 ntp ^0.1.5
360 rust-bio-tools ^0.1
170 5 nippy ^0.1
130 uinput-tokio ^0.1
4 smithy_types ^0.1.7
lamellar ^0.1.7
cueball-dns-resolver ^0.1.7
wordletron ^0.1.7
asciii ^0.1
sentry_rocket ^0.1.7
4 pnets ^0.1
hprose ^0.1
saleae ^0.1.7
extfsm ~0.1
1 broker-ntp ^0.1.5
csv-sanity ^0.1.7
domcom ^0.1.7
unseemly ^0.1.7
1 rustix-bl ^0.1
conv2 ^0.1.5
rust_md5 ^0.1.5
rust_md5_updated ^0.1.5
ardop_interface ^0.1.7
pumpkin ^0.1
562K 175 enum_dispatch dev =0.1.7
20K 24 newtype_derive dev ^0.1.1
8.3K 13 enum_derive dev ^0.1.1
220 parse-macros dev ^0.1.4
error_derive dev ^0.1.1
3 parse-generics-poc dev ^0.1.4