xerr is used at run time in 42 crates (of which 2 optionally). It is a direct run-time dependency in 23 crates. It's used only as a dev dependency in 1 crate.

Depender (with downloads and own rev deps) xerr version
850 hi ^0.1.14
260 23 ifs ^0.1.15
1 header_map ^0.1.14
3 mreq ^0.1.15
1 i18 ^0.1.15
1 refmt ^0.1.14
2 ft ^0.1.15
3 i18_conf ^0.1.15
1 bgu ^0.1.15
2 md_title ^0.1.15
1 alive_plugin ^0.1.11
1 verfs ^0.1.15
i18n-site ^0.1.15
varurl ^0.1.15
1 i18_hash ^0.1.15
1 i18n_js ^0.1.15
ipv6_proxy ^0.1.14
2 npm ^0.1.15
len_mtime ^0.1.15
1 alive ^0.1.11
1 npmi ^0.1.15
aliver ^0.1.2
1 ytree optional ^0.1.15