allegro_sys is used at run time in 17 crates. It is a direct run-time dependency in 11 crates.

Depender (with downloads and own rev deps) allegro_sys version
160 9 allegro =0.0.45
100 1 allegro_dialog-sys =0.0.45
2 allegro_font-sys =0.0.45
1 allegro_color-sys =0.0.45
1 allegro_primitives =0.0.45
2 allegro_font =0.0.45
1 allegro_audio-sys =0.0.45
1 allegro_ttf-sys =0.0.45
1 allegro_primitives-sys =0.0.45
allegro_examples =0.0.45
allegro_memfile-sys =0.0.45