Open source software is available free of charge on the internet. There are solutions for almost every field of application with which you can work comfortably.

Open source makes the technology world go ’round, forming as much as 90% of the modern software stack via frameworks; libraries; databases; operating systems; and countless stand-alone ...

Docling, an open-source toolkit developed by IBM Research, ... HTML, and images. Advanced PDF understanding capabilities for page layout, reading order, table structure, and formulas.