a handful of small, browser-only utilities: hashing, encoding, image cleanup, and the like.
most tools like this quietly send your data through a server you don’t control. this one doesn’t. everything happens locally, and it’s open source if you want to check. the only outside call is lightweight page-view analytics that doesn’t fingerprint you, use cookies, or log who you are. built and hosted by tutum.sh.
merge multiple images into one PDF while preserving original dimensions.
generate QR codes entirely offline in your browser. no uploads or tracking.
remove hidden image metadata like location and camera details locally in your browser.
generate strong random passwords and passphrases entirely in your browser.
generate cryptographic hashes locally in your browser.
compress and resize images locally in your browser.
format, minify, and validate JSON locally in your browser.
encode and decode base64 locally in your browser.
decode JWT tokens locally in your browser.
generate random UUIDs locally in your browser.
generate file hashes locally in your browser.