GimpScripts: Filters (from Gimp-2.8) that have become procedures (in Gimp -2.10)
GIMP - Converting Color Images to B&W
3 Ways to Convert Images to Black and White on GIMP - TechWiser
8.14. Channel Mixer
GIMP Colors Menu - javatpoint
GIMP — Channel Mixer for GIMP
Gimp channel mixer (2017) — Help & Support — gimpusers.com
11.14. Channel Mixer
Making Skies dramatic in GIMP | GIMP Tutorials Blog
framebuffer - Gimp switch color channels - Stack Overflow
Black and White Options in GIMP (Cuckoo Wasp, Chrysididae) – BugPhoto.net
8.14. Channel Mixer
Black-and-white digital photo processing-Part 3: Using the GIMP - The Squirrel Chase
Perfect black and white with Gimp's Mono Mixer
Channel Mixer · Issue #738 · photopea/photopea · GitHub
Prep a Photo Engrave in Gimp – Glowforge
Gimp channel mixer (2017) — Help & Support — gimpusers.com
Gimp channel mixer (2017) — Help & Support — gimpusers.com
GIMP — Channel Mixer for GIMP
How to Make an Image Black and White in GIMP (Quick Guide)
:max_bytes(150000):strip_icc()/001-convert-photo-to-black-and-white-1701689-eeb4d6e4206347dcb6d5489e13c307d6.jpg "Adjust Levels of a Photo to Black and White in GIMP")
Adjust Levels of a Photo to Black and White in GIMP
Infrared / Monochrome Effect — Tutorials — gimpusers.com
Black-and-white digital photo processing-Part 3: Using the GIMP - The Squirrel Chase
:max_bytes(150000):strip_icc()/002-convert-photo-to-black-and-white-1701689-d0822a767a2848ff943de8500911e3f7.jpg "Adjust Levels of a Photo to Black and White in GIMP")