Built this because I was tired of sketchy PDF sites that upload your files. Everything here runs client-side – your documents never leave your machine.
What it does: Merge, split, compress, rotate, delete pages, add watermarks, extract text, organize pages, add headers/footers, edit metadata, and more.
The privacy angle: No uploads. No server processing. Just local JavaScript doing all the work.
MIT licensed.
Try it: https://pdf.makr.io