futures-macro is used at run time in 1,611 crates (of which 319 optionally). It is a direct run-time dependency in 4 crates. It's used at build time in 4 crates (of which 1 optionally, ). It's used only as a dev dependency in 234 crates.

Depender (with downloads and own rev deps) futures-macro version
9.4M 3118 futures-util optional =0.3.31
108K 117 futures-test =0.3.31
210 solana-trader-client-rust ^0.3.31
resilientdb_rust_sdk ^0.3