ResearchBuzz: FirehoseEvan Hahn: Make ZIP files smaller with ZIP Shrinker. “I built ZIP Shrinker, a little browser tool to shrink ZIP files. It also works with formats that are secretly ZIPs underneath, like EPUB, JAR, and many more.”
https://rbfirehose.com/2026/06/24/evan-hahn-make-zip-files-smaller-with-zip-shrinker/