npm / jszip
jszip
What changed in jszip 3, from its official release notes, upgrade guides and advisories. Sources checked 2026-10-27.
3 fixes and other
See which of these apply to your code, ranked, in your agent:
npx @unstale/cli initjszip 33 changes
Fixes and other changes 3
Fixes Blob support in Node.js 18 and up.
Fixes binary type detection across realms.
Adds missing types for JSZip.defaults.