Circular is used at run time in 61 crates (of which 11 optionally). It is a direct run-time dependency in 7 crates. It's used only as a dev dependency in 9 crates (of which 1 directly).

Depender (with downloads and own rev deps) Circular version
19K 19 pcap-parser ^0.3
7.2K 3 breakpad-symbols ^0.3.0
1.2K 6 gb-io ^0.3.0
650 10 pgn-reader ^0.3
600 rtcm-json ^0.3.0
2 irrc ^0.3
1 sftp-protocol ^0.3
18.3M 170 winnow dev ^0.3.0