nusb is used at run time in 32 crates (of which 9 optionally). It is a direct run-time dependency in 18 crates.

Depender (with downloads and own rev deps) nusb version
2.2K 19 probe-rs ^0.1.9
900 2 playdate-device ^0.1
2.8K 4 postcard-rpc optional ^0.1
380 android-usbser ^0.1.11
280 packetry ^0.1.10
280 1 pyreworks-g560-driver ^0.1.10
270 pyreworks-ctl ^0.1.10
260 dfu-nusb ^0.1.10
100 1 seify-hackrfone ^0.1.11
550 2 challenge_response optional ^0.1
1 cross_usb ^0.1
1 bnr-xfs ^0.1
oguard ^0.1.9
rscpi ^0.1.7
470 jcm optional ^0.1
460 1 rockusb optional ^0.1.10
140 escpos optional ^0.1.10
100 pigg optional ^0.1.11