WaitGroup is used at run time in 89 crates (of which 39 optionally). It is a direct run-time dependency in 11 crates. It's used only as a dev dependency in 3 crates.

Depender (with downloads and own rev deps) WaitGroup version
22K 4 interceptor ^0.1
23K 29 webrtc ^0.1
23K 5 webrtc-ice ^0.1
11K 8 dropshot ^0.1.2
1.4K 3 retty ^0.1.2
1 webrtc-unreliable-client ^0.1.2
1 taskmanager ^0.1
carpio ^0.1.2
webrtc-streaming-actix ^0.1
rtc-ice dev ^0.1.2
1 sfu dev ^0.1