Open Source Packages
Libraries, frameworks, tools, and SDKs used by the apps in this directory — scored the same way as the apps themselves.
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sharp
High-performance Node.js image processing powered by libvips, built for fast resizing and format conversion.
TanStack Virtual (React)
Headless React hook for virtualizing massive lists, grids, and tables at 60FPS.
core-js
Modular standard library and polyfills for JavaScript, from ECMAScript features to proposals and web standards.
psutil
Cross-platform Python library for retrieving process and system utilization data.
web-vitals
web-vitals: Measure Core Web Vitals in the Browser
react-intersection-observer
React hooks and a component for tracking when elements enter or leave the viewport.
Gin
A high-performance HTTP web framework for Go, built on a zero-allocation radix-tree router with an Express.js-style API.
rayon
Simple, guaranteed data-race-free work-stealing parallelism for Rust — turn sequential iterators parallel by changing one call.
React Virtualized
React components for efficiently rendering large, scrollable lists and tabular data.
LinkeDOM
A fast, triple-linked-list DOM implementation for Node.js and Workers
Solid.js
A declarative JavaScript library that compiles to real DOM nodes and updates them with fine-grained reactivity — no virtual DOM required.
bluebird
A drop-in Promises/A+ implementation engineered for raw execution speed, long stack traces, and a rich set of async collection utilities.
FlashList
High-performance drop-in replacement for React Native's FlatList with view recycling
firebase-js-sdk
Google's official client SDK for building web and Node.js apps on Firebase's backend services.
Ristretto
A fast, concurrent, memory-bound in-memory cache for Go with TinyLFU admission and SampledLFU eviction for high hit ratios.