Frameworks

React Native is a framework for building native iOS and Android apps using React and JavaScript, rendering real native UI controls rather than web views. It lets developers share a single codebase across platforms with fast iteration via live reload.

immich is an open-source TypeScript project in the frameworks space with 103.1k GitHub stars. The repository is actively maintained, with recent commits.

FastAPI is a high-performance Python web framework for building APIs that leverages standard type hints, Starlette for the web layer, and Pydantic for data validation. It automatically generates OpenAPI-based interactive docs and provides editor autocompletion and request/response validation from type annotations.

Gin is a high-performance HTTP web framework for Go built on a zero-allocation, httprouter-derived radix-tree router. It offers Express-style routing, middleware chains, JSON binding/validation, and built-in rendering for building REST APIs and microservices.

Svelte is a UI framework that works as a compiler, turning declarative component code into lean, framework-less JavaScript that updates the DOM directly rather than relying on a runtime virtual DOM.

Laravel is a full-stack PHP web application framework offering expressive syntax and batteries-included tooling for routing, an Eloquent ORM, migrations, queues, caching, and real-time broadcasting. It emphasizes developer ergonomics and convention to streamline building robust web apps.

RuView is an open-source Rust project in the frameworks space with 71.7k GitHub stars. The repository is actively maintained, with recent commits.

Flask is a lightweight Python WSGI web framework built on Werkzeug and Jinja that provides a minimal core with routing, templating, and request handling, leaving architectural decisions and extra functionality to the developer and a large extension ecosystem.

express is an open-source JavaScript project in the frameworks space with 69.1k GitHub stars. The repository is actively maintained, with recent commits.

oh-my-openagent is an open-source TypeScript project in the frameworks space with 61.4k GitHub stars. The repository is actively maintained, with recent commits.

Scrapy is a mature Python framework for building web crawlers and scrapers, offering an asynchronous engine, built-in support for following links, extracting structured data via selectors, and exporting results through configurable pipelines.

Nuxt is a Vue-based meta-framework for building full-stack web applications, providing file-based routing, server-side rendering, static generation, auto-imports, and a modular ecosystem out of the box.

Astro is a web framework for building content-driven websites, using a server-first architecture that ships zero JavaScript by default and hydrates interactive components on-demand via its "islands" model. It is UI-agnostic, letting you mix React, Vue, Svelte, Solid, Preact, or plain HTML in the same project.

Gatsby is a React-based static site and web application framework that pulls data from many sources (CMSs, APIs, Markdown) through a GraphQL data layer and pre-renders pages for fast, SEO-friendly delivery. It pioneered the "build-time data sourcing + hydration" model for content-heavy sites.

Vue.js core is a progressive JavaScript/TypeScript framework for building user interfaces, centered on a reactive data system and declarative component-based rendering. This repository (Vue 3) houses the reactivity engine, compiler, runtime, and Single-File Component support.

prettier is an open-source JavaScript project with 52k GitHub stars. It is associated with angular, ast, css, flow. The repository is actively maintained, with recent commits.

Expo is a framework and platform for building universal native apps with React and React Native, providing a managed SDK, build/deployment services (EAS), and a large set of cross-platform native APIs and tooling.

Meteor is a full-stack JavaScript platform for building reactive web and mobile applications, bundling a build system, an isomorphic client/server data layer with real-time syncing, and integration with frontend libraries like React, Vue, Blaze, and Svelte.

Payload is an open-source, TypeScript-native headless CMS and application framework that installs directly into a Next.js `/app` folder. It generates a customizable React admin UI, auto-types your data, and lets you query the database directly from React Server Components alongside REST and GraphQL APIs.

Cobalt is an ad-free, privacy-respecting media downloader that lets you paste a link from social and video platforms and get the original file back. It's a monorepo with a Svelte web frontend and a self-hostable API that streams content like a proxy without caching.

Appsmith is an open-source low-code platform for building internal tools — dashboards, admin panels, CRUD apps, and workflow tools — by dragging UI widgets onto a canvas and wiring them to databases and APIs with JavaScript bindings. It can be self-hosted via Docker, Kubernetes, or AWS, or used as a managed cloud service.

Fiber is a fast, Express-inspired web framework for Go built on top of the high-performance fasthttp engine. It offers a familiar routing API, middleware, and zero memory allocation in the hot path, targeting developers who want rapid web/API development with low overhead.

Phaser is a fast, open-source HTML5 game framework for building 2D games that run in browsers and can be packaged for mobile and desktop. It bundles a rendering engine (WebGL/Canvas), physics, input, audio, and scene management into a single cohesive toolkit.

ASP.NET Core is Microsoft's open-source, cross-platform framework for building web applications, APIs, real-time services, and cloud-connected backends on .NET. It bundles MVC, minimal APIs, Razor/Blazor, SignalR, and the Kestrel web server into a single high-performance stack.

Fastify is a high-performance Node.js web framework built around a powerful plugin/encapsulation architecture and JSON Schema-based validation and serialization. It aims to minimize per-request overhead while keeping a clean, developer-friendly API for building HTTP APIs and services.

Dioxus is a Rust UI framework for building cross-platform apps — web, desktop, mobile, and server — from a single codebase, using a React-like component model with signals-based state, an RSX macro, and an integrated CLI for hot-reloading and bundling.

Textual is a Python framework for building interactive applications with a CSS-styled, widget-based, reactive API that run in the terminal and can also be served to a web browser. It brings web-style layout and theming to TUIs while staying async-optional.

Refine is a React-based meta-framework for building data-intensive applications like internal tools, admin panels, dashboards, and CRMs. It provides headless hooks and adapters for data fetching, auth, routing, and access control while leaving the UI layer open to your choice of component library.

Wails is a Go framework for building cross-platform desktop applications that combine a Go backend with a web-based frontend rendered in the operating system's native webview. It lets developers expose Go methods to JavaScript and package the result as a lightweight native binary without bundling a full browser like Electron.

Laravel is a full-stack PHP web application framework that bundles routing, an IoC container, an Eloquent ORM, queues, broadcasting, caching, and migrations behind an expressive, developer-friendly API. This repository holds the framework's core packages (as opposed to the application skeleton).

Medusa is an open-source, headless commerce platform built in TypeScript that provides modular building blocks—orders, carts, products, pricing, fulfillment—plus a customization framework so developers can build bespoke commerce backends without rewriting core commerce logic.

Yew is a Rust framework for building client-side web applications that compile to WebAssembly. It offers a React-like component model with an HTML macro, a virtual DOM, and JavaScript interoperability.

TodoMVC is a reference project that implements the same standardized Todo application across most popular JavaScript frameworks and UI libraries, letting developers compare syntax, structure, and idioms side by side. It also serves as the basis for the cross-browser Speedometer benchmark and a clean spec for AI coding agents.

react-admin is a React/TypeScript framework for building data-driven admin panels and B2B single-page apps on top of any REST or GraphQL API. It ships ready-made hooks and Material UI components for CRUD pages, forms, datagrids, auth, i18n, and more, all wired through a pluggable "Data Provider" adapter layer.

NativeScript is an open-source framework for building truly native iOS, Android, and visionOS apps from JavaScript or TypeScript, exposing platform APIs directly to JS without a WebView. It integrates with Angular, React, Vue, Svelte, and Solid front-end stacks.

Hystrix is a Netflix Java library that adds latency and fault tolerance to distributed systems by wrapping calls to remote services in commands with circuit breakers, thread/semaphore isolation, fallbacks, and request collapsing. It is now in maintenance mode, with Netflix recommending resilience4j for new projects.

A curated learning resource (not a software library) that teaches a systematic approach to passing system design interviews, collecting tips, foundational distributed-systems articles, company engineering blogs, landmark papers, and worked example questions.

SvelteKit is the official application framework for Svelte, built on Vite, providing filesystem-based routing, server-side rendering, data loading, form actions, and deployment adapters for a range of hosting platforms.

apollo-client is an open-source TypeScript project with 19.8k GitHub stars. It is associated with apollo-client, apollographql, graphql, graphql-client. The repository is actively maintained, with recent commits.

yaak is an open-source TypeScript project with 18.7k GitHub stars. It is associated with bruno-alternative, graphql, grpc, http. The repository is actively maintained, with recent commits.

ice.js is Alibaba's universal React-based application framework offering zero-config builds, file-system routing, built-in state management and data fetching, and hybrid SSR/SSG rendering, extensible through a plugin system and able to target web, mini-programs, and Weex.

Wasp is a Rails-like, declarative full-stack web framework that uses a high-level spec file to generate a React + TanStack Query frontend, Node.js/Express backend, and Prisma database layer — handling auth, RPC, jobs, and deployment with minimal boilerplate.

A curated knowledge map of front-end and computer-science interview topics, distilled from a large collection of real interview questions at top tech companies. It organizes near-100 commonly-tested concepts (JS, browser, performance, networking, etc.) into structured study notes, with bilingual (Chinese/English) versions.

Microsoft's official extension of React Native that brings the framework to Windows, letting developers build native Windows apps (PCs, tablets, Xbox, mixed reality) with JavaScript and React. It implements Windows-native renderers — the legacy UWP XAML-based Paper renderer and the newer Composition/WinAppSDK-based Fabric renderer.

bgfx is an open-source C project with 17.1k GitHub stars. It is associated with d3d11, d3d12, directx, directx-11. The repository is actively maintained, with recent commits.

aiohttp is an open-source Python project with 16.4k GitHub stars. It is associated with aiohttp, async, asyncio, hacktoberfest. The repository is actively maintained, with recent commits.

A collection of 20+ small front-end projects built with plain HTML, CSS, and vanilla JavaScript (no frameworks or libraries), accompanying Brad Traversy's web projects course. Each project is a self-contained example covering DOM manipulation, browser APIs, and interactive UI patterns.

Umi is an extensible, convention-over-configuration React application framework from the Ant Group ecosystem, providing routing, build tooling, plugins, and conventions out of the box for enterprise-grade web apps.

VERT is a privacy-focused file conversion web app that runs conversions locally in the browser via WebAssembly, supporting 250+ formats across images, audio, documents, and video without uploading files to the cloud.

awesome-graphql is an open-source project with 15k GitHub stars. It is associated with awesome, awesome-list, graphql, list. The repository is actively maintained, with recent commits.

Riot.js is a tiny, component-based UI library that brings a custom-tag authoring model to the browser, letting you write HTML-centric components with inline scripts, lifecycle hooks, and one-way data flow without a virtual DOM.

ABP is an opinionated .NET/ASP.NET Core application framework for building enterprise software, providing built-in infrastructure (event bus, background jobs, audit logging, multi-tenancy), pre-built application modules (identity, SaaS, CMS), startup templates, and tooling for DDD, modular monolith, and microservice architectures.

Perfect is an open-source Swift project with 13.8k GitHub stars. It is associated with perfect, server-side-swift, swift, swift-framework.

Omi is a lightweight web components framework from Tencent that combines Custom Elements, JSX/function components, and signal-driven reactivity. It supports both OOP class components and data-oriented reactive functions, and produces standards-based components usable across React, Vue, and plain HTML.

boardgame.io is a JavaScript/TypeScript engine for building turn-based games by writing pure functions that describe how game state changes on each move. It automatically handles multiplayer synchronization, storage, game phases, bots, and lobby/matchmaking, with view-layer-agnostic clients including React bindings.

openreplay is an open-source TypeScript project in the frameworks space with 12.1k GitHub stars. The repository is actively maintained, with recent commits.

falcon is an open-source Python project with 9.8k GitHub stars. It is associated with api, api-rest, asgi, http. The repository is actively maintained, with recent commits.

NeoHtop is a cross-platform desktop system monitor — a modern, themeable alternative to htop — built with a SvelteKit/TypeScript frontend and a Rust/Tauri backend. It offers real-time process monitoring with advanced search (including regex), filtering, sorting, and process management.

delta is an open-source Scala project with 8.8k GitHub stars. It is associated with acid, analytics, big-data, delta-lake. The repository is actively maintained, with recent commits.

neutralinojs is an open-source C++ project in the frameworks space with 8.5k GitHub stars. The repository is actively maintained, with recent commits.

Vue Native is a (now deprecated) framework for building cross-platform native mobile apps using Vue.js syntax. It acts as a thin wrapper over React Native's APIs, letting developers write single-file Vue components that compile down to React Native components for iOS and Android.

emacs.d is an open-source Emacs Lisp project with 7.1k GitHub stars. The repository is actively maintained, with recent commits.

iconify is an open-source TypeScript project in the frameworks space with 6.1k GitHub stars. The repository is actively maintained, with recent commits.

Aimeos is a full-featured, API-first e-commerce platform built for Laravel, offering REST/GraphQL APIs, a complete admin backend, and support for multi-vendor, multi-channel, and multi-warehouse storefronts that scale from a handful to billions of items. It can be installed standalone, added to an existing Laravel app, or run headless for SPA/PWA frontends.

mescroll is an open-source Vue project in the frameworks space with 4.5k GitHub stars.