frost-core-unofficial is used at run time in 5 crates.

Depender (with downloads and own rev deps) frost-core-unofficial version
950 spark-rust ^2.2.0
800 1 spark-cryptography ^2.2.0
340 2 frost-rerandomized-unofficial ^2.2.0
340 2 frost-secp256k1-tr-unofficial ^2.2.0
frost-secp256k1-unofficial ^2.2.0