openjpeg-sys is used at run time in 16 crates (of which 10 optionally). It is a direct run-time dependency in 4 crates.

Depender (with downloads and own rev deps) openjpeg-sys version
500 2 grib ^1.0.5
1.8K 5 jpeg2k optional >=1.0.8
240 numcodecs-jpeg2000 ^1.0
600 gribberish optional ^1.0.3