UI Frameworks
8 projects
preactA fast 4kB alternative to React with the same modern API, featuring components and a virtual DOM.
HyperappA 1kB JavaScript framework for building hypertext applications with a minimal, purely functional approach.
redomA tiny (2 KB) JavaScript library for creating user interfaces with pure JavaScript and web standards.
freA tiny concurrent UI library with fiber architecture for building performant web applications.
vanAn ultra-lightweight, zero-dependency reactive UI framework based on pure vanilla JavaScript and DOM.
superfineA 1kB minimal view layer for building web interfaces with virtual DOM diffing.
arrowjsA tiny, performant, type-safe reactive UI runtime built around JavaScript modules, template literals, and the DOM for the agentic era.
umbrellaA lightweight (<3kb) JavaScript library for DOM manipulation and event handling with a jQuery-like API.
Event Emitters
3 projects
mittA tiny 200-byte functional event emitter and pubsub library for JavaScript.
nanoeventsA minimal JavaScript event emitter library with a 108-byte footprint and TypeScript support.
onfire.jsA nano-sized (~500b) event emitter library for JavaScript applications.
State Managers
6 projects
zustandA small, fast, and scalable state management solution for React using simplified flux principles and hooks.
nanostoresA tiny atomic state manager for React, Vue, Svelte, and other frameworks with tree-shakable stores.
exomeA lightweight state manager for deeply nested states using classes as stores and methods as actions.
storeonA tiny (185 bytes) event-based Redux-like state manager for React, Preact, Angular, Vue, and Svelte.
unistoreA tiny 350b centralized state container with component bindings for Preact & React.
teafulA tiny, easy, and powerful React state management library under 1KB.
Signals
4 projects@preact/signalsA performant state management library that automatically optimizes updates and integrates natively into frameworks like Preact and React.
usignalA minimal reactive signals library blending @preact/signals-core API with solid-js inspired features, at 816 bytes.
hyperactivA super tiny (~1kb) reactive library that observes object mutations and automatically recomputes dependent functions.
flimsyA single-file <1kb simplified reactive core inspired by Solid, optimized for clean code and learning.
Reactive Programming
2 projects
flydA minimalistic, modular, and functional reactive programming library for JavaScript.
callbag-basicsA tiny, fast reactive/iterable programming library implementing the callbag spec for unified stream processing.
Routers and URL Utils
6 projects
wouterA minimalist-friendly ~2.2KB routing library for React and Preact apps, built with hooks.
@nanostores/routerA tiny URL router for Nano Stores state manager, framework-agnostic and TypeScript-friendly.
navaidA tiny (865-byte) client-side router for the browser with support for named parameters, wildcards, and history integration.
matchitA fast utility for parsing URL patterns and matching paths with support for parameters, wildcards, and optional segments.
regexparamA tiny (394B) utility that converts route patterns like '/users/:id' into regular expressions.
qssA tiny (294b) browser utility for encoding and decoding query strings with automatic type casting.
API Layer
4 projectsredaxiosA tiny (800-byte) HTTP client with the Axios API, built on native fetch.
wretchA tiny wrapper built around fetch with an intuitive syntax for making HTTP requests.
gretchenA type-safe, resilient, and tiny fetch wrapper for TypeScript that never throws on non-200 responses.
unfetchA minimal 500-byte fetch polyfill for environments lacking native fetch support.