io_tee is used at run time in 18 crates (of which 4 optionally). It is a direct run-time dependency in 3 crates. It's used only as a dev dependency in 2 crates (of which 1 directly).

Depender (with downloads and own rev deps) io_tee version
5.9K 5 age-core ^0.1.1
270 2 nassun ^0.1.1
livemod-gui optional ^0.1.0
120 scarb dev ^0.1.1