Phosphor Icons;

A flexible icon family for interfaces, diagrams, and presentations with 9,000+ icons across six distinct weights.

Phosphor Icons provides a cohesive library of 1,249 base designs (and counting) available in Thin, Light, Regular, Bold, Fill, and Duotone styles. Built by Helena Zhang and Toby Fried, the set prioritizes consistency and legibility across diverse platforms. Developers can integrate the library via React, Vue, Core (JS), or Flutter packages, while designers utilize the dedicated Figma plugin for rapid prototyping. Every icon is crafted on a 15x15 grid to ensure crisp rendering at small scales.

https://phosphoricons.com