Autoptimize vs WP Super Cache

Autoptimize, Autoptimize speeds up your website by optimizing JS, CSS, images (incl. lazy-load), HTML and Google Fonts, asyncing JS, removing emoji cruft and more.. It was authored by Frank Goossens (futtta). It currently has around 1,377 starts, 50 support threads and 43 support thread resolved, 34,307,145 downloaded and installed by 1+ million users.

WP Super Cache, A very fast caching engine for WordPress that produces static html files.. It was authored by Automattic. It currently has around 1,307 starts, 44 support threads and 37 support thread resolved, 46,970,791 downloaded and installed by 2+ million users.