ZeroTrie is used at run time in 85 crates (of which 8 optionally). It is a direct run-time dependency in 5 crates. It's used only as a dev dependency in 2 crates.

Depender (with downloads and own rev deps) ZeroTrie version
162K 5 icu_timezone ^0.1.3
64K 4 icu_experimental ^0.1.3
29K 9 icu_provider_blob ^0.1.3
700 4 icu_testdata ^0.1.0
750 1 icu_datagen optional ^0.1.3