ABBYY FineReader - ABBYY's latest PDF editor software, FineReader 16 you can easily convert files like PDF to Excel, PDF to Word, edit, share, collaborate & more with this PDF editor!
doPDF - Multi-language. doPDF is the ONLY free pdf maker whose interface is currently available in 33 different languages and has a website translated in 30 languages (and growing, thanks to our translators).
Tesseract - Tesseract is an optical character recognition engine for various operating systems
ApowerPDF - ApowerPDF is a versatile PDF editor which also features as PDF converter, viewer, creator and more. It provides a perfect solution for all users.
GImageReader - gImageReader is a simple Gtk/Qt front-end to the Tesseract OCR Engine.
PrimoPDF - Downloaded by 15+ million users. Get Nitro's PDF converter and quickly convert to PDF from 300+ file types. PrimoPDF — the 100% FREE PDF creator! PrimoPDFDownloaded by 15+ million users.