radix-engine-interface is used at run time in 11 crates (of which 1 optionally).

Depender (with downloads and own rev deps) radix-engine-interface version
600 6 radix-transactions ^1.2.0
400 2 radix-native-sdk ^1.2.0
390 5 radix-engine ^1.2.0
340 scrypto ^1.2.0
320 2 radix-substate-store-queries ^1.2.0
320 2 scrypto-compiler ^1.2.0
250 scrypto-test ^1.2.0
radix-clis ^1.2.0
radix-transaction-scenarios ^1.2.0
410 3 radix-engine-profiling optional ^1.2.0