zmq-sys is used at run time in 365 crates (of which 17 optionally). It is a direct run-time dependency in 6 crates. It's used only as a dev dependency in 2 crates.

Number of dependers zmq-sys version Downloads/month
297 0.12.0 64K
55 0.11.0 13K
15 0.8.3 850
Depender (with downloads and own rev deps) zmq-sys version
78K 80 zmq ^0.12.0
2.4K bitcoincore-zmq ^0.12.0
450 253 caffe2-imports ^0.12.0
2 futures-zmq ^0.9
sawtooth-zmq ^0.8.2
ghostcore-zmq ^0.12.0