whyDidMemoRender will give hints about what props triggered a React memo component to render

Monkey patches React to notify you about avoidable re-renders.

useMemo and useCallback but with a stable cache

React useContextSelector hook in userland

Collection of custom memo primitives. They extend Solid's createMemo functionality while keeping the usage similar.

Enforce that all function components are wrapped in `React.memo`, and that all props and deps are wrapped in `useMemo`/`useCallback` so they don’t break memo.

Scan your React app for renders

Types and related utilities for TypeScript

Browser client that captures unnecessary React re-renders via why-did-you-render and streams them to the MCP server over WebSocket

Gatsby plugin to include @welldone-software/why-did-you-render

Parses well-formed HTML (meaning all tags closed) into an AST and back. quickly.

MCP server that receives why-did-you-render reports from the browser and exposes them as tools for AI coding agents to diagnose React performance issues

Core rendering functionality for Adalo platform

The listview that you need and deserve. It was built for performance, uses cell recycling to achieve smooth scrolling.

easy persisted memo object

React wrapper around the @rive-app/canvas-lite library

Client library for the Microsoft Bot Framework Direct Line 3.0 protocol

ESLint plugin for React Compiler users to flag manual memoization (useMemo, useCallback, React.memo), reminding you to let the compiler do its thing ✨

Generating CSS using JS with considerable flexibility and extensibility, at both server side and client side.

A lite version of Rive's canvas based web api.