TunTap is used at run time in 9 crates (of which 1 optionally). It's used only as a dev dependency in 1 crate.

Depender (with downloads and own rev deps) TunTap version
410 uhyve ^0.1.3
1.3K wasmer-edge-cli optional ^0.1.3
170 icmptunnel-rs ^0.1.4
burritun ^0.1.1
xbnet ^0.1.2
cobweb ^0.1.1
protomask-tun ^0.1.3
100 dvb-gse optional ^0.1
wasmer-deploy-cli optional ^0.1.3
48K 59 pcap dev ^0.1.3