fpe is used at run time in 37 crates (of which 2 optionally). It is a direct run-time dependency in 7 crates. It's used only as a dev dependency in 1 crate.

Number of dependers fpe version Downloads/month
28 0.6.1 22K
7 0.5.1 5.1K
1 0.4.0 56
2 0.2.0 950
Depender (with downloads and own rev deps) fpe version
14K 9 orchard ^0.6
10K 15 zcash_primitives ^0.6
9.3K 10 sapling-crypto ^0.6
310 2 ironfish-primitives ^0.5
130 cryptid-rs ^0.6.1
1 mwc-zcash_primitives ^0.6
1 wagyu-zcash ^0.1
1.6K binary-ff1 dev ^0.5