es-toolkit

A modern JavaScript utility library that's 2-3 times faster and up to 97% s...

es-toolkit is a state-of-the-art, high-performance JavaScript utility library with a small bundle size and strong type annotations.

- es-toolkit offers a variety of everyday utility functions with modern implementations, such as debounce, delay, chunk, sum, and pick.

- Designed with performance in mind, es-toolkit achieves 2-3× better performance in modern JavaScript environments.

- es-toolkit supports tree shaking out of the box, and reduces JavaScript code by up to 97% compared to other libraries.

- es-toolkit includes built-in TypeScript support, with straightforward yet robust types. It also provides useful type guards such as isNotNil.

- es-toolkit is battle-tested with 100% test coverage, ensuring reliability and robustness.

Contributing

We welcome contribution from everyone in the community. Read below for detailed contribution guide.