Wide Angle PDF Converter - Convert PDF documents to Word, PowerPoint, Excel, JPG and other formats!
Python - Python is a clear and powerful object-oriented programming language, comparable to Perl, Ruby, Scheme, or Java.
Apowersoft PDF Converter - Apowersoft PDF Converter is a safe and stable PDF converter, which can quickly convert PDF to Word, PPT, Excel, JPG, PNG and many more formats.
Rust - A safe, concurrent, practical language
Icecream PDF Converter - PDF Converter by Icecream Apps lets you convert: PDF to WORD, JPG to PDF, EPUB to PDF, DOC to PDF, PDF to JPG, etc. Windows version.
Java - A concurrent, class-based, object-oriented, language specifically designed to have as few implementation dependencies as possible