onepdf
Open-source · browser-only

your PDFs never leave your browser.

onepdf is a tiny open-source toolkit for everyday PDF tasks. Merge and compress today, edit and convert soon — every byte processed on your device, nothing ever uploaded.

Merge a PDF Compress a PDF Star on GitHub
Tools

Two tools, zero uploads.

Built for speed and privacy. Drop your files, drag, click, done.

Coming soon

What's next.

A short roadmap — each of these will land as a card on this page when ready.

Markdown preview
Drop a .md file, get a clean, printable PDF with code blocks, tables, and math.
Coming soon
DOCX → PDF
Convert Word documents to PDF right in the browser, styles preserved.
Coming soon
More formats
XLSX, PPTX and image → PDF. One drop-zone, every common input.
Coming soon
PDF text editing
Fix typos, update headers, redact lines — edit text in existing PDFs in place.
Coming soon
Open source

Built in the open.

onepdf is MIT-licensed and developed on GitHub. Issues, PRs and ideas are welcome.

View on GitHub