KGeoTag is a free and open source photo geotagging application for Linux. It supports JPEG, PNG, WebP, TIFF, OpenRaster and Krita Document image formats. Using this application you can manually assign coordinates to the images, if you don’t have GPS receivers in your camera. You can can load geodata from GPX files. Some other features are geodata bookmark, automatic geotagging, elevation info setting and more. You can wite coordinates to the image Exif header or XMP sidecar files or both. It is written in C++/Qt and released under GNU General Public License.