astroport-circular-buffer is used at run time in 35 crates (of which 2 optionally). It is a direct run-time dependency in 3 crates.

Depender (with downloads and own rev deps) astroport-circular-buffer version
3.1K 38 astroport ^0.2
200 2 astroport-pair-stable ^0.2
190 1 astroport-pair-concentrated ^0.2