diff --git a/README.md b/README.md
index 706bcb8..0961b8e 100644
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+++ b/README.md
@@ -321,6 +321,7 @@ A curated list of awesome C/C++ frameworks, libraries, resources, and shiny thin
 * [CxImage](http://www.xdp.it/cximage.htm) - An image processing and conversion library to load, save, display, transform BMP, JPEG, GIF, PNG, TIFF, MNG, ICO, PCX, TGA, WMF, WBMP, JBG, J2K images. [zlib]
 * [FreeImage](http://freeimage.sourceforge.net/) - An open source library that supports popular graphics image formats and others as needed by today's multimedia applications. [GPL2 or GPL3]
 * [GD](https://github.com/libgd/libgd) - GD Graphics Library, famously used in PHP for image loading/manipulation & thumbnail generation. [custom permissive license, requires mention in user docs] [website](http://libgd.github.io/)
+* [DCMTK](http://dicom.offis.de/dcmtk.php.en) - DICOM Toolkit.
 * [GDCM](http://gdcm.sourceforge.net/wiki/index.php/Main_Page) - Grassroots DICOM library.
 * [ITK](http://www.itk.org/) - An open-source, cross-platform system for image analysis. [Apache2 from ITK 4.0]
 * [libvips](https://github.com/jcupitt/libvips) - A fast image processing library with low memory needs. [LGPL] [website](http://www.vips.ecs.soton.ac.uk/)