[APRESS00] Beginning GIMP: From Novice to Professional. Ophavsret © 2006 Apress Inc.. Apress Inc, www.apress.com. ISBN 1-59059-587-4. https://gimpbook.com/ .
[FOLEY01] Computer Graphics, Principles and Practice. Ophavsret © 1990 Addison Wesley. Addison Wesley. 2nd Ed. (Addison Wesley, 1990) .
[GROKKING] Grokking the Gimp. Ophavsret © 2000 New Riders Publishing. New Riders Publishing, www.newriders.com . ISBN 0-7357-0924-6. https://web.archive.org/web/20170515161709/http://gimp-savvy.com/BOOK/index.html .
[AdobeRGB] Adobe RGB (1998) ICC Profile. https://www.adobe.com/digitalimag/adobergb.html .
[AdvanceMAME] AdvanceMAME project. https://www.advancemame.it/ .
[APOD] Astronomy Picture of the Day. https://apod.nasa.gov/apod/ .
[APOD01] Astronomy Picture of the Day (today). https://apod.nasa.gov/apod/astropix.html .
[APOD02] Astronomy Picture of the Day - The Hubble Ultra Deep Field (2004 March 9) . https://apod.nasa.gov/apod/ap040309.html .
[APOD03] Astronomy Picture of the Day - M51: Cosmic Whirlpool (2002 July 10) . https://apod.nasa.gov/apod/ap020710.html .
[APOD04] Astronomy Picture of the Day - Saturn: Lord of the Rings (2002 February 15) . https://apod.nasa.gov/apod/ap020215.html .
[APOD05] Astronomy Picture of the Day - NGC 6369: The Little Ghost Nebula (2002 November 8) . https://apod.nasa.gov/apod/ap021108.html .
[APOD06] Astronomy Picture of the Day - Disorder in Stephan's Quintet (2000 November 13) . https://apod.nasa.gov/apod/ap001113.html .
[APOD07] Astronomy Picture of the Day - The Sharpest View of the Sun (2002 November 14) . https://apod.nasa.gov/apod/ap021114.html .
[ARGYLLCMS] Argyll Color Management System Home Page. https://www.argyllcms.com/ .
[BABL] babl (pixel format translation library). https://www.gegl.org/babl/ .
[BACH04] Face in blocks. Ophavsret © 2004 Michael Bach. https://michaelbach.de/ot/fcs-mosaic/ .
[BUDIG01] Golden Text. https://www.home.unix-ag.org/simon/gimp/golden.html .
[CAIRO] Cairo. https://www.cairographics.org .
[DARWINPORTS] Darwin Ports Package Manager for OS X. https://www.macports.org/ .
[ECI] ECI (European Color Initiative) Profiles. http://www.eci.org/doku.php?id=en:downloads .
[FINK] Fink Package Manager for OS X. https://www.finkproject.org/ .
[FREETYPE] Freetype 2 home page. https://www.freetype.org/ .
[GEGL] GEGL (Generic Graphics Library). https://gegl.org .
[GEORGIEV01] Image Reconstruction Invariant to Relighting. Ophavsret © 2005 Todor Georgiev. https://www.tgeorgiev.net/Invariant.pdf .
[GHOSTSCRIPT] Ghostscript project page. https://www.ghostscript.com/ .
[GIMP] GIMP - The Gnu Image Manipulation Program. https://gimp.org .
[GIMP-DEV] GIMP Development. https://developer.gimp.org .
[GIMP-DEV-PLUGIN] GIMP Plug-In Development. https://developer.gimp.org/resource/writing-a-plug-in/ .
[GIMP-DOCS] GIMP Documentation project page. https://www.gimp.org/docs/ .
[GIMP-FONTS] Fonts in GIMP 2.0. https://gimp.org/unix/fonts.html .
[GIMP-NEWSYM26] List of new symbols in GIMP 2.6. https://web.archive.org/web/20220807190931/https://developer.gimp.org/api/2.0/libgimp/libgimp-index-new-in-2-6.html .
[GROKKING01] Grokking the GIMP. https://web.archive.org/web/20170515161709/http://gimp-savvy.com/BOOK/index.html .
[GROKKING02] Grokking the GIMP (9.2 Clickable Image Maps). https://web.archive.org/web/20170403234151/http://gimp-savvy.com/BOOK/index.html?node81.html .
[GUNTHER04] Making shapes in GIMP. Ophavsret © 2004 Dale (Gunther). https://web.archive.org/web/20151004100006/http://gug.criticalhit.dk/tutorials/gunther1/ .
[ICC] INTERNATIONAL COLOR CONSORTIUM. https://www.color.org/ .
[ICCsRGB] ICC sRGB PROFILES. https://www.color.org/srgbprofiles.xalter .
[GPL] General Public License (GPL). https://www.gnu.org/licenses/gpl-3.0.html .
[GEEQIE] Homepage of Geeqie, an image browser. https://www.geeqie.org/ .
[GTHUMB] gThumb - An Image Viewer and Browser for the GNOME Desktop . https://wiki.gnome.org/Apps/Gthumb .
[INKSCAPE] Inkscape is an Open Source vector graphics editor. https://inkscape.org .
[LPROF] LPROF ICC Profiler (2006). https://lprof.sourceforge.net/ .
[OPENCLIPART-GRADIENT] Open Clipart - Gradients. https://openclipart.org/ .
[OPENICC] The OpenICC project. https://freedesktop.org/wiki/OpenIcc/ .
[PLUGIN-FLAMES] GIMP-Plug-In Flames. https://draves.org/gimp/flame.html ; https://flam3.com/.
[PLUGIN-RESYNTH] Resynthesizer is a Gimp plug-in for texture synthesis. https://github.com/bootchk/resynthesizer .
[PLUGIN-RETINEX] A plug-in providing the Retinex algorithm for GIMP. https://web.archive.org/web/20200220014231/http://www-prima.inrialpes.fr/pelisson/MSRCR.php .
[PLUGIN-SEPARATE] A plug-in providing rudimentary CMYK support for GIMP. https://www.blackfiveservices.co.uk/separate.shtml .
[PYTHON] Python Programming Language. https://www.python.org .
[SCALE2X] Scale2x. https://www.scale2x.it/ .
[SCRIBUS] Scribus :: Open Source Desktop Publishing. https://www.scribus.net/ .
[SIOX] Simple Interactive Object Extraction. https://www.siox.org/ .
[TUT01] Tutorial: How to draw straight lines. Ophavsret © 2002 Seth Burgess. https://www.gimp.org/tutorials/Straight_Line .
[TUT02] Tutorial: GIMPLite Quickies. Ophavsret © 2004 Carol Spears. https://next.gimp.org/tutorials/Lite_Quickies/ .
[WIKIPEDIA] Wikipedia. Ophavsret © 2004 Wikipedia Foundation Inc.. https://www.wikipedia.org .
[WKPD-ALPHA] Wikipedia - Alpha channel. https://en.wikipedia.org/wiki/Alpha_channel .
[WKPD-BEZIER] Wikipedia - Bézier curve. https://en.wikipedia.org/wiki/Bezier_curve .
[WKPD-BUMP] Wikipedia - Bumpmap. https://en.wikipedia.org/wiki/Bump_Mapping .
[WKPD-BURN] Wikipedia - Burning. https://en.wikipedia.org/wiki/Dodging_and_burning .
[WKPD-CA] Wikipedia - Cellular Automata. https://en.wikipedia.org/wiki/Cellular_Automata .
[WKPD-CMYK] Wikipedia - CMYK. https://en.wikipedia.org/wiki/CMYK .
[WKPD-COLORSPACE] Wikipedia - Colorspace. https://en.wikipedia.org/wiki/Colorspace .
[WKPD-DEFLATE] Wikipedia - Deflate. https://en.wikipedia.org/wiki/deflate .
[WKPD-DEINTERLACE] Wikipedia - Deinterlace. https://en.wikipedia.org/wiki/Deinterlace .
[WKPD-DITHERING] Wikipedia - Dithering. https://en.wikipedia.org/wiki/Dithering .
[WKPD-DODGE] Wikipedia - Dodging. https://en.wikipedia.org/wiki/Dodging_and_burning .
[WKPD-EXIF] Wikipedia - EXIF. https://en.wikipedia.org/wiki/EXIF .
[WKPD-FILEFORMAT] Wikipedia - Fileformat. https://en.wikipedia.org/wiki/Image_file_format .
[WKPD-GAMUT] Wikipedia - Gamut. https://en.wikipedia.org/wiki/Gamut .
[WKPD-GIF] Wikipedia - GIF. https://en.wikipedia.org/wiki/GIF .
[WKPD-GNU] Wikipedia - GNU. https://en.wikipedia.org/wiki/GNU .
[WKPD-HISTOGRAM] Wikipedia - Histogram. https://en.wikipedia.org/wiki/Image_histogram .
[WKPD-HSV] Wikipedia - HSV. https://en.wikipedia.org/wiki/HSL_and_HSV .
[WKPD-ICC] Wikipedia - ICC Profile. https://en.wikipedia.org/wiki/ICC_Profile .
[WKPD-INTERPOL] Wikipedia - Interpolation. https://en.wikipedia.org/wiki/Interpolation .
[IPTC] IPTC Metadata Format. https://en.wikipedia.org/wiki/IPTC_Information_Interchange_Model .
[WKPD-JPEG] Wikipedia - JPEG. https://en.wikipedia.org/wiki/JPEG .
[WKPD-LAB] Wikipedia - L*a*b. https://en.wikipedia.org/wiki/Lab_color_space .
[WKPD-LZW] Wikipedia - LZW. https://en.wikipedia.org/wiki/LZW .
[WKPD-MOIRE] Wikipedia - Moire. https://en.wikipedia.org/wiki/Moire .
[WKPD-PACKBITS] Wikipedia - PackBits. https://en.wikipedia.org/wiki/PackBits .
[WKPD-PNG] Wikipedia - PNG. https://en.wikipedia.org/wiki/Portable_Network_Graphics .
[WKPD-RASTER] Wikipedia - Raster Graphics. https://en.wikipedia.org/wiki/Raster_graphics .
[WKPD-RI] Wikipedia - Rendering Intent. https://en.wikipedia.org/wiki/Rendering_intent .
[WKPD-RETINA] Wikipedia - Retina. https://en.wikipedia.org/wiki/Retina .
[WKPD-SEPIA] Wikipedia - Sepia. https://en.wikipedia.org/wiki/Sepia .
[WKPD-SUBSAMPLING] Wikipedia - Chroma subsampling. https://en.wikipedia.org/wiki/Chroma_Subsampling .
[WKPD-SVG] Wikipedia - SVG. https://en.wikipedia.org/wiki/Scalable_Vector_Graphics .
[WKPD-URI] Wikipedia - URI. https://en.wikipedia.org/wiki/Uniform_Resource_Identifier .
[WKPD-URL] Wikipedia - URL. https://en.wikipedia.org/wiki/Uniform_Resource_Locator .
[WKPD-Web-colors] Wikipedia - Web-colors. https://en.wikipedia.org/wiki/Web_colors .
[XMP] Wikipedia - Extensible Metadata Platform. https://en.wikipedia.org/wiki/Extensible_Metadata_Platform .
[WKPD-YCBCR] Wikipedia - YCbCr. https://en.wikipedia.org/wiki/YCbCr .
[WKPD-YUV] Wikipedia - YUV. https://en.wikipedia.org/wiki/YUV .
[XDS] Direct Save Protocol (XDS). https://freedesktop.org/wiki/Specifications/XDS/ .