OCRmyPDF adds an OCR text layer to scanned PDF files
A PDF processor written in Go
A ServiceProvider for Snappy
A PDF Reader and Note-taker for OS X
Prepress preparing tool and PDF editor
Split and merge PDF files on any platform
Online service for PDF conversion (to PDF)
World's most comprehensive, powerful, process-based PDF editor
World's most comprehensive, powerful, process-based PDF editor
Here are my python scripts written until now
This is a small PDF editor based on OpenPdf core and AndroidPdfViewer
Extract data in CSV format from PDFs