5 Underappreciated JavaScript Libraries To Try in 2025

JavaScript isn’t just about frameworks anymore. While React, Vue and Svelte dominate headlines, the ecosystem quietly teems with small, sharp tools solving very specific problems — often better than the monoliths. These libraries may not trend on X or show up in your corporate tech radar, but they can dramatically improve your productivity, code quality and sanity.

This isn’t your usual list of half-forgotten npm packages. These are thoughtfully crafted libraries that do one thing extremely well, and you’ll wish you had found them…