zmq-sys is used at run time in 356 crates (of which 27 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
289 0.12.0 44K
54 0.11.0 18K
15 0.8.3 650
Depender (with downloads and own rev deps) zmq-sys version
63K 76 zmq ^0.12.0
440 253 caffe2-imports ^0.12.0
300 2 futures-zmq ^0.9
200 bitcoincore-zmq ^0.12.0
sawtooth-zmq ^0.8.2
ghostcore-zmq ^0.12.0