cargo-readme is used at run time in 3 crates (of which 1 optionally). It's used at build time in 8 crates (of which 1 optionally, 5 directly). It's used only as a dev dependency in 12 crates.

Depender (with downloads and own rev deps) cargo-readme version
1 exile build ^3.2.0
2 harbourmaster build ^3.2.0
xtest build ^3.2.0
ncore ^3.2.0
coin-tosser ^3.1.2
xdoc build ^3.2.0
predictive_shuffle build ^3.2.0
cargo-unleash optional ^3.2
3.9K 7 lcov dev ^3.2.0
1.2K 1 pgmq dev ^3.2.0
1.2K 1 etc-passwd dev ^3.2.0
phakebit dev ^3.3.0
rust-template-generated-lib dev ^3.2.0
1 flange-flat-tree dev ^3
hitesh_me dev ^3.3.1
fenwick-bit-tree dev ^3.3.1
lavendeux-parser dev ^3.2.0
stan dev ^3.2.0
neurarbor dev ^3.2.0
polyvalue dev ^3.2.0