DeferDrop is used at run time in 92 crates (of which 8 optionally). It is a direct run-time dependency in 2 crates. It's used only as a dev dependency in 5 crates (of which 1 directly).

Depender (with downloads and own rev deps) DeferDrop version
13K 79 skim ^1.3.0
1 skim-qkzk ^1.0.1
drop-bin dev ^1.0.1