tectonic_bridge_flate is used at run time in 20 crates (of which 5 optionally). It is a direct run-time dependency in 2 crates.

Depender (with downloads and own rev deps) tectonic_bridge_flate version
700 2 tectonic_pdf_io >=0.1.1, <1
600 1 tectonic_engine_xetex >=0.1.1, <1