serde_spanned is used at run time in 7,611 crates (of which 706 optionally). It is a direct run-time dependency in 8 crates. It's used at build time in 1,701 crates (of which 435 optionally, ). It's used only as a dev dependency in 1,800 crates.

Depender (with downloads and own rev deps) serde_spanned version
15.5M 5758 toml ^0.6.8
17.8M 472 toml_edit optional ^0.6.8
650 duvet ^0.6
280 indexmenow =0.6.3
120 supply-chain-trust-example-crate-000064 ^0.6.8
16 eternaltwin_config ^0.6.4
pixi ^0.6.5
150 1 authly-common optional ^0.6