fitsio-sys is used at run time in 14 crates (of which 3 optionally). It is a direct run-time dependency in 4 crates.

Depender (with downloads and own rev deps) fitsio-sys version
900 11 fitsio ^0.5
140 3 mwalib ~0.5
mwa_hyperdrive ^0.4.0
210 3 marlu optional ~0.5