The Free Version of the PDF-XChange Editor is a light weight, easy to use application with many free features including: direct text editing of text-based PDF documents, OCR a PDF, annotations and markup tools, the ability to save and send fillable PDF form data, and free plugins allow easy access to third-party storage sites and servers such as Google Drive & SharePoint. You can also try out licensed features including add/reorder/remove pages, digital signing and much more.
S. Jöns, C. Müller, J. Zeifang, and C. Munz. Recent Advances in Numerical Methods for Hyperbolic PDE Systems, page 155--176. Cham, Springer International Publishing, (2021)
Please include the acknowledgement in publications for those who are funded by our Cluster of Excellence:
Funded by Deutsche Forschungsgemeinschaft (DFG, German Research Foundation) under Germany's Excellence Strategy - EXC 2075 - 390740016