Zero-dependency, zero-GC family of O(1) data structures that witnesses its constant: SparseSet (O(1) add/has/delete/clear/iterate), RingDeque (O(1) fixed-capacity numeric double-ended queue), UnionFind (near-O(1) amortized disjoint-set), MonoDeque (O(1)-a

Pluggable rate-limiting middleware for Express — token bucket & sliding window, in-memory or Redis-backed.

Distributed rate limiter with Token Bucket, Fixed Window, and Sliding Window algorithms. Redis and in-memory backends. Express, Fastify, and Hono middleware included.

Upstash-based rate limit provider for Beignet - adds rate limit port using Upstash Redis

<img src="https://react-window.vercel.app/og.png" alt="react-window logo" width="400" height="210" />

A Promise-based interface into processes created by child_process.spawn

Sliding pagination component

A sliding panel for React applications

A lightweight rate limiter for Express and NestJS

Simplifies communications with Workbox packages running in the service worker

Execute code when the js-process exits. On all javascript-environments

A TypeScript implementation of a sliding window rate limiting algorithm that provides rate limiting functionality using different storage mechanisms, including in-memory storage and Redis. It allows you to limit the number of requests or actions that can

detectIncognito.js can be used to detect incognito mode & other private browsing modes on most modern browsers.

Reliably determines if the code is running in Node.js

Draggable sliding up panel implemented in React Native

Reliable way to get the height and width of terminal/console, since it's not calculated or updated the same way on all platforms, environments and node.js versions.

Rate limiting: token-bucket / fixed-window / sliding-window algorithms, deny list, sharding, pluggable stores, and procedure middleware

A CSS selector engine.

A simple carousel component for Vue 3

🌈Easily set your terminal text color & styles.