Open source. Open possibilities.

Day.js is a minimalist 2kB JavaScript date-time library offering a Moment.js-compatible API. It is immutable, chainable, supports i18n and plugins, and works across modern browsers.

Angular is a development platform for building mobile and desktop web applications using TypeScript/JavaScript. The repository provides the framework source, documentation links, development setup via Angular CLI, ecosystem info, and contributing guidelines.

ICERender is a TypeScript-based Canvas 2D interactive graphics rendering engine for ER diagrams, flowcharts, and topology maps, featuring a React-like component model, nested coordinate systems, and Visio-style connectors.

GSAP is a high-performance, framework-agnostic JavaScript animation library for creating smooth, cross-browser animations of CSS, SVG, canvas, React, Vue, and more, with optional plugins for scroll effects, morphing, and text splitting.

uni-app is a cross-platform frontend framework by DCloud based on Vue.js, allowing one codebase to deploy to iOS, Android, HarmonyOS, Web, and various mini-programs. It includes uni-app and the native-rendering uni-app x.

Plyr is a lightweight, accessible and customizable media player for HTML5 video/audio, YouTube and Vimeo, with captions, streaming support, keyboard shortcuts, picture-in-picture and a standardized API.

Omatsuri is a privacy-focused PWA bundling 12 open source frontend tools, including CSS generators, an SVG compressor and JSX converter, Base64 encoder, fake data and lorem ipsum generators. Everything runs in the browser with offline support.

A curated list of Vue.js resources including official documentation, community links, tutorials, UI component libraries, state management tools, and development utilities for Vue.js applications.

Servo is a prototype web browser engine written in Rust, designed as a lightweight, high-performance alternative for embedding web technologies in applications. It builds on macOS, Linux, Windows, Android, and OpenHarmony.

TanStack Query is an async state management library for the web that simplifies fetching, caching, synchronizing and updating server state, with adapters for React, Solid, Svelte and Vue.

A privacy-friendly, open-source web analytics library specifically designed for Next.js applications that supports self-hosting.

Official LottieFiles web player for Lottie (.json) and dotLottie (.lottie) animations, with a Rust + WASM core, Canvas2D/WebGL2/WebGPU backends, runtime theming, state machines, audio, worker rendering, and React, Vue, Svelte, Solid and Web Component SDKs.

Storybook is a frontend workshop for building, documenting, and testing UI components and pages in isolation. It supports many frameworks and offers addons for accessibility, documentation, and interactive development.

Spenddy Link is a lightweight browser extension that transfers Swiggy order history to Spenddy for analyzing food spending patterns. Fetches order data directly in the browser with no prior data leaves your device.

Numeral.js is a JavaScript library for formatting and manipulating numbers, offering locale support, custom formats, and various options like currency, bytes, and percentages.

reveal.js is an open source HTML presentation framework that enables anyone with a web browser to create beautiful, interactive presentations. It supports nested slides, Markdown, LaTeX, PDF export, speaker notes, and more.

Countly Web SDK is a JavaScript analytics library for websites and web applications, enabling tracking of user behavior, events, profiles, crashes, A/B testing, performance monitoring, and feedback widgets, compatible with Countly Lite, Flex, and Enterprise platforms.

Bulma is a modern, Flexbox-based CSS framework distributed as a single CSS file with no JavaScript. It offers Sass sources for variable customization and works with any frontend stack.

Moment.js is a legacy JavaScript date library for parsing, validating, manipulating, and formatting dates, now in maintenance mode under the OpenJS Foundation.

Vue Router 3 is the official routing library for Vue 2, providing client-side navigation, nested routes and route guards. Both Vue 2 and this router version have reached end of life; Vue 3 users should use Vue Router 4.