polyfill : polyfill makes web development less frustrating by selectively polyfilling just what the browser needs. Use it on your own site, or as a service.
loglevel : Minimal lightweight logging for JavaScript, adding reliable log level methods to wrap any available console.log methods
flatpickr : flatpickr is a lightweight and powerful datetime picker.
Lean, UX-driven, and extensible, yet it doesn’t depend on any libraries. There’s minimal UI b...
JavaScript Templates : For web application developers, the '''JavaScript Templates''' engine from TrimPath is a lightweight APL / GPL open-source component that lets you hav...
emotion : emotion is a high performance, lightweight css-in-js library that supports both string and object based styles.
Modest Maps is a small, extensible, and free library for designers and developers who want to use interactive maps in their own projects.