GIMP

Tutorial; Create Animated GIFs in Inkscape & GIMP - YouTube

Tutorial: 10 Things That Annoy GIMP Beginners

Tutorial: Create Better Neon Text With GIMP

Tutorial: Create See-Through Cutout Text in GIMP (Align Layers, etc)

Tutorial: Create a sparkling Disco Ball in GIMP

Tutorial: How to Mask in GIMP (A Quick 3-Step Guide)

Tutorial: Gimp 2.10 Foreground select tool - YouTube

Tutorials: create beautiful planets in gimp - Google Search

Tutorials: create sequin texture in gimp - Google Search

GIMP Tutorial: Changing the Color of an Object

Tutorial: CMYK in GIMP (Reddit)

Tutorial: GIMP CMYK - How To Convert RGB to CMYK Or CMYK Files To RGB

Tutorial: GIMP CMYK - How To Convert RGB to CMYK Or CMYK Files To RGB

Tutorial: GIMP - Layer Masks

Tutorial: Handy Tweaks To Make GIMP Replace Photoshop — Smashing Magazine

Tutorial: How to install Script-Fu scripts to work with Gimp (Mac OS X) | alvinalexander.com

Tutorial: GIMP - Creating Shortcuts to Menu Functions

Tutorial: The 5 Most Useful GIMP Keyboard Shortcuts

Tutorial: 90 Keyboard Shortcuts for GIMP

Tutorial: Gold Leaf Text in GIMP

Tutorial: GIMP Metallic Text Effect

Tutorial: Gold Objects in GIMP

Starfield Tutorial for GIMP by ArcherBlack on DeviantArt

Tutorial: How to make a nebula in few steps with Gimp | UNAgames

Tutorial: GIMP Displacement Map Ripple

Tutorial: GIMP Ripple Filter

Tutorial: How To Make A Water Reflection In GIMP | ePHOTOzine

Tutorial: 5 Hidden GIMP Tricks

Tutorial: Create Seamless Repeating Patterns in GIMP (Help Article) | Davies Media Design

Tutorial: An Introduction to GIMP Photo Editing: 9 Things You Need to Know