WOFF2 is used at run time in 7 crates (of which 1 optionally). It is a direct run-time dependency in 4 crates.

Depender (with downloads and own rev deps) WOFF2 version
wcloud ^0.3.0
4 blitz-dom optional ^0.3
1 fontkit optional ^0.3.0
rs-wordcloud optional ^0.3.0