futures-macro is used at run time in 1,555 crates (of which 294 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 233 crates.

Depender (with downloads and own rev deps) futures-macro version
9.3M 3043 futures-util optional =0.3.31
76K 117 futures-test =0.3.31
140 solana-trader-client-rust ^0.3.31
resilientdb_rust_sdk ^0.3