IoSlice is used at run time in 14 crates (of which 6 optionally). It is a direct run-time dependency in 3 crates.

Depender (with downloads and own rev deps) IoSlice version
971K 7 libredox optional ^0.6
550 5 product-os-async-executor ^0.6.0-alpha.2
uninit-tools optional ^0.6.0-alpha.2