CommandExt is used at run time in 11 crates. It's used only as a dev dependency in 2 crates.

Depender (with downloads and own rev deps) CommandExt version
230 9 utils *
7 scm *
rust_rub *
v8_rub *
node_rub *
1 libwgetj ~0.1.0
python_rub *
mongo_rub *
cargo_rub *
clj_rub *