jscolor
jscolor.comAdd a configurable colour and opacity picker through a web input attribute.
Add a configurable colour and opacity picker through a web input attribute.
Collect image colours and compare nearby colour-system references.
Apply duotone image treatments with downloadable CSS and wrapper classes.
Adjust text and background colours while checking their contrast.
Edited texts across Isaac Newton's varied writings
Find Swedish regional journeys, city guides and places to stay.
Formulas and notes arranged on a mathematical worksheet
A keypad calculator with clear, memory and percentage controls
Physics calculations with visual explanations
Matrix-based numerical calculation and visualization
Validate and convert coded measurement-unit expressions
Explore and convert tabular data in a terminal
A Windows font manager with tags, comparison and feature previews.
Configurable Material-style file and folder icons for VS Code.
A native font editor for outlines, OpenType features and variations.
Ask a research question and get an answer grounded in open science papers, with citations.
Build colour tools with JavaScript objects, conversions and gamut controls.
Build reusable biological image-analysis workflows
Landing-page examples with section and component discovery
A video course and resource library for visual interface design
Measure a display, create its colour profile and verify the result.
Edit a colour system in perceptual coordinates and copy design tokens.
WordPress’s SVG component library with guidance for legacy Dashicons use.
Line and filled icons with a utilitarian shape language.