PyPDF2 via Pyodide

PDF split + merge

All PDF work runs locally in WebAssembly. No file leaves the browser. Load Pyodide once, then merge or extract pages repeatedly.

Offline-first

Select at least two PDFs; order follows the picker.

PDF files

Use comma-separated pages or ranges, e.g. 1-2,5,7.

PDF file

Pages / ranges

Status

Pyodide will load on demand (~few MB).