tuplex is used at run time in 479 crates (of which 34 optionally). It is a direct run-time dependency in 5 crates. It's used only as a dev dependency in 2 crates.

Depender (with downloads and own rev deps) tuplex version
260K 536 sp-runtime ^0.1.2
14K 3 bridge-runtime-common ^0.1
270 3 tcl ^0.1
210 1 tk ^0.1
190 1 heredom ^0.1