Read what's inside a QR or a zip.
QR Reader scans uploaded images for QR payloads. Zip / Unzip lists, extracts, and re-packs zip archives — useful when you want to peek inside without committing to extraction. Both tools run on the file you drop in; archives never leave the browser, which matters when they contain credentials or proprietary code.
Within reason. The library tolerates moderate blur and rotation; severe damage may fail.
Yes for AES-256-encrypted zips; legacy ZipCrypto is best-effort.