MOPA is used at run time in 233 crates (of which 17 optionally). It is a direct run-time dependency in 17 crates. It's used only as a dev dependency in 6 crates.

Depender (with downloads and own rev deps) MOPA version
850 eventure ^0.2.2
300 71 surge-imports ^0.2.2
160 sgxs-tools ^0.2
11 product-os-capabilities ^0.2.2
3 any_key ^0.2.2
saltyrtc-client ^0.2
hit-data ^0.2.2
resticular ^0.2.2
gc-shadowstack ^0.2.2
v11 0.2.*
minimum ^0.2
async-ecs >=0.2.0, <0.3.0
ciruela ^0.2.2
comet-api ^0.2
dtl ^0.2
dynhash ^0.2.2
ezty optional ^0.2