Keyframe is used at run time in 8 crates (of which 1 optionally). It's used only as a dev dependency in 4 crates.

Depender (with downloads and own rev deps) Keyframe version
1.7K gdnative_tweener ^1.1.1
480 spire_tween ^1.1.1
2 rust_pixel =1.1.1
director-engine ^1.1.1
rust-animation ^1.1.1
tinge =1.1.1
blue_engine_utilities optional ^1.1.1
12K 45 ggez dev ^1
460 good-web-game dev ^1.0.4
eazing dev ^1.1.1
eazy dev ^1.1.1