There are 3 repositories under color-palettes topic.
Awesome Web Development Resources.
jQuery UI widget for color picking with web colors, theme colors, and history (similar to the one in Microsoft Office 2010).
An advanced color picker, screen magnifier and color palette manager. Windows 32 & 64-bit
[HueHive] : An open source react native app for web, iOS and android for color palette management
Music Visualizer built w/ JavaScript, D3.js and Web Audio API
A comprehensive resource for data on Taylor Swift songs, and ggplot2 helper functions
A collection of RGB color palettes for GIMP and Inkscape (but also Aseprite, Drawpile, Krita and MyPaint).
A set of color palettes I like (or can at least tolerate)
This WordPress plugin allows you to generate & show color palettes for all your images in your Media Library.
🌈 MacOS Color Palettes in Apple .CLR and .JSON formats. TailwindCSS, MaterialDesign, Bootstrap, W3C, Primer to Copic, Pantone and Crayola.
An R package of color palettes inspired by Nintendo games.
ColorBrewer color map schemes for Abaqus
🎨🧰 A versatile collection of color tools for designers and developers encapsulated in one web app - shades, tints, tones, harmonies, contrast, color blindness, gradients, and more!
A curated list of tools to help you make the best color palettes
PepperColor is a dev color assistant to start creating colorful design following the material color design guidelines and beyond. Currently for Java and Kotlin. App preview coming soon
An elegant, object-oriented implementation of the Material Design color palettes and swatches.
:lemon: Random Color Palettes (via ColourLovers' API)
All-in-one color tool of the Yamada, by the Yamada, for the Yamada.