Polished

Polished is a lightweight, cross-framework toolset for writing styles in JavaScript, providing Sass-style helper functions and mixins. Currently at version 4.3.1, it receives regular maintenance updates with a focus on bug fixes, performance improvements, and new CSS feature support, as seen in recent v4.2.x and v44.3.x releases. Key differentiators include its functional, curried approach to color manipulation, extensive cross-framework compatibility (working with styled-components, emotion, JSS, etc.), and first-class TypeScript and Flow support. It aims to ease the transition for developers moving from CSS pre-processors to JavaScript-based styling solutions by offering a familiar set of utility functions to enhance productivity and maintain consistency across applications. The library is designed for tree-shaking, promoting optimized bundle sizes by encouraging named imports for individual modules.