Simdnbt is used at run time in 16 crates (of which 2 optionally). It is a direct run-time dependency in 10 crates. It's used only as a dev dependency in 2 crates.

Depender (with downloads and own rev deps) Simdnbt version
260 15 azalea-buf ^0.6
210 10 azalea-registry ^0.6
180 7 azalea-core ^0.6
150 5 azalea-world ^0.6
130 5 azalea-inventory ^0.6
110 4 azalea-entity ^0.6
110 2 azalea-protocol ^0.6
1 azalea-client ^0.6
sculk ^0.6.0
180 6 azalea-chat optional ^0.6
150 mca dev ^0.6.0
100 ussr-nbt dev ^0.6.0