---
title: "Document automation server acknowledgements"
canonical_url: "https://www.nutrient.io/guides/document-automation-server/content-extraction/acknowledgements/"
md_url: "https://www.nutrient.io/guides/document-automation-server/content-extraction/acknowledgements.md"
last_updated: "2026-06-09T10:25:14.356Z"
description: "Discover the open source components used in document automation server and their acknowledgements."
---

# Explore document automation and content extraction

Document Automation Server (DAS) Content Extraction makes use of many open source components, which are included in binary form. The appropriate acknowledgements and copyright notices are given below:

| Name                                                   | Homepage                                                                                                                                                                                              |
| ------------------------------------------------------ | ----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| **BitMiracle.LibTiff.NET**                             | [Homepage](https://bitmiracle.com/libtiff/), [GitHub](https://github.com/BitMiracle/libtiff.net)                                                                                                      |
| **BouncyCastle.Crypto**                                | [Homepage](https://www.bouncycastle.org/)                                                                                                                                                             |
| **Camelot**                                            | [Homepage](https://camelot-py.readthedocs.io/en/master/)                                                                                                                                              |
| **Cuneiform**                                          | Not applicable (Copyright (c) 1993-2008, Cognitive Technologies)                                                                                                                                      |
| **FreeImage.NET**                                      | [Homepage](http://freeimage.sourceforge.net/)                                                                                                                                                         |
| **IKVM.NET**                                           | [Sourceforge](https://sourceforge.net/projects/ikvm/)                                                                                                                                                 |
| **Leptonica**                                          | [Homepage](http://www.leptonica.com/)                                                                                                                                                                 |
| **Libjpeg**                                            | [Homepage](http://libjpeg.sourceforge.net/)                                                                                                                                                           |
| **Libpng**                                             | [Homepage](http://www.libpng.org/pub/png/libpng.html)                                                                                                                                                 |
| **Libtiff**                                            | [Homepage](http://www.libtiff.org/)                                                                                                                                                                   |
| \**MahApps, MahApps.Metro, and MahApps.Metro.IconPacks | [Homepage - MahApps](http://mahapps.com/), [GitHub - MahApps.Metro](https://github.com/MahApps/MahApps.Metro), [GitHub - MahApps.Metro.IconPacks](https://github.com/MahApps/MahApps.Metro.IconPacks) |
| **Newtonsoft.Json**                                    | [Homepage](https://www.newtonsoft.com/json), [GitHub](https://github.com/JamesNK/Newtonsoft.Json)                                                                                                     |
| **PDFBox**                                             | [Homepage](https://pdfbox.apache.org/)                                                                                                                                                                |
| **PDFMiner**                                           | [GitHub](https://github.com/euske/pdfminer)                                                                                                                                                           |
| **veraPDF**                                            | [Homepage](http://verapdf.org/), [GitHub](https://github.com/verapdf)                                                                                                                                 |
| **Zlib**                                               | [Homepage](http://www.zlib.net/)                                                                                                                                                                      |

---

## Related pages

- [Streamline document processing with DAS](/guides/document-automation-server/content-extraction/autobahn-dx-integration.md)
- [Streamline document automation with content extraction](/guides/document-automation-server/content-extraction.md)
- [Unlocking PDF processing with content extraction](/guides/document-automation-server/content-extraction/introduction.md)
- [Organize your Document Automation Server files](/guides/document-automation-server/content-extraction/kingfisher-files-and-directories.md)
- [Streamline document automation with DAS content extraction](/guides/document-automation-server/content-extraction/kingfisher-configuration-file-kingfisherconfig.md)
- [Document Automation Server Content Extraction release notes](/guides/document-automation-server/content-extraction/release-notes.md)
- [Efficient content extraction with DAS command line](/guides/document-automation-server/content-extraction/using-kingfisher-from-the-command-line.md)
- [How to use trigger files for job automation](/guides/document-automation-server/content-extraction/trigger-files.md)
- [Efficient content extraction for diverse PDF files](/guides/document-automation-server/content-extraction/support.md)
- [Streamline document automation with XML job files](/guides/document-automation-server/content-extraction/xml-job-condition-files.md)