There are 2 repositories under color-font topic.
Twitter Unicode emoji color OpenType-SVG font for Linux/MacOS/Windows
End of Life. Switch to https://github.com/eosrei/twemoji-color-font
Bits'N'Picas - Bitmap & Emoji Font Creation & Conversion Tools
A font based on the script of the ninth-century Book of Cerne
Multicoloure, a SVGinOT/OpenType-SVG color font TTF & WOFF based on Multicolore Vector Typeface
Colored OpenType-SVG Mahjong font based on FluffyStuff/riichi-mahjong-tiles.
Reinebow, a SVGinOT/OpenType-SVG color font TTF & WOFF
COLRv0 fonts generated from several open-source emoji sets.
Emoji Salon allows you to customize the colors of emojis, just like dressing them up by various cosmetics or coloring them by different paints.
Freizer, a SVGinOT/OpenType-SVG color font TTF & WOFF
An alphanumeric COLRv0 font made from Twemoji's rat emoji 🐀🐀🐀
A image's converter to multi-colours font written in FontForge/FontTools's HyLang.
twinBASIC DirectX Color Emoji Demo
Japanese Mahjong (Riichi Mahjong) Font with OpenType|OpenType 機能付き麻雀牌図フォント
Gradiently, a SVGinOT/OpenType-SVG color font TTF & WOFF
Bits'N'Picas - Bitmap & Emoji Font Creation & Conversion Tools
Set Color on seperate characters in string