adler2 is used at run time in 36,415 crates (of which 27,912 optionally). It is a direct run-time dependency in 1 crate. It's used at build time in 671 crates (of which 425 optionally, ). It's used only as a dev dependency in 3,109 crates.

Depender (with downloads and own rev deps) adler2 version
11.2M 110 miniz_oxide ^2.0