"Next.js" is a popular open-source React framework that enables developers to build server-rendered applications with ease and efficiency. Launched by Vercel, it provides a powerful suite of tools to optimize the performance and scalability of web applications with features like page-based routing, automatic code splitting, static site generation, and server-side rendering. By combining the best practices of React with the simplicity of a full-stack framework, Next.js allows developers to easily manage complex applications, improve SEO performance through server-side rendered pages, and enhance user experience with rapid load times. Additionally, it supports API routes, which enable developers to create serverless functions directly within the application, facilitating seamless integration with backend services. With its robust ecosystem, developers can quickly get started and leverage myriad plugins and configurations to build modern, dynamic web applications.
View the most prominent open source Next projects in the list below. Click on a specific project to view its alternative or complementary packages. Make comparisons and find the best package for your app.
Popular Next repositories:
- f.k.a. Awesome ChatGPT Prompts. Share, discover, and collect prompts from the community. Free and open source — self-host for your organi…☆170,825Sep 9, 2026Updated last week
- Build Agentic workflows, RAG pipelines, with rich AI model and tool support on one collaborative workspace. Deploy on cloud, VPC, or self…☆156,588Updated this week
- The React Framework☆142,394Updated this week
- Composable, accessible components with thoughtful defaults. Build your own component library with code you can customize, extend, and mak…☆124,245Updated this week
- The Postgres development platform. Supabase gives you a dedicated Postgres database to build your web, mobile, and AI applications.☆110,435Updated this week
- ✨ Zero-config AI chat assistant. No API key needed — sign up and instantly chat with GPT-5, Claude 4, Gemini 2.5, DeepSeek & 100+ top mod…☆88,794Aug 11, 2026Updated last month
- An open-source, self-hostable PaaS alternative to Vercel, Heroku & Netlify that lets you easily deploy static sites, databases, full-stac…☆62,068Updated this week
- Appwrite® - complete cloud infrastructure for your web, mobile and AI apps. Including Auth, Databases, Storage, Functions, Messaging, Hos…☆57,422Updated this week
- Scheduling infrastructure for absolutely everyone.☆48,572Updated this week
- ✨ Innovative and open-source visualization application that transforms various data formats, such as JSON, YAML, XML and CSV into interac…☆44,435Sep 14, 2026Updated last week
- Payload is the open-source, fullstack Next.js framework, giving you instant backend superpowers. Get a full TypeScript backend and admin …☆44,841Updated this week
- 🧙♀️ Move Fast and Break Nothing. End-to-end typesafe APIs made easy.☆40,627Updated this week
- OpenAssistant is a chat-based assistant that understands tasks, can interact with third-party systems, and retrieve information dynamical…☆37,396Aug 17, 2024Updated 2 years ago
- The Frontend Stack for Agents & Generative UI. React, Angular, Mobile, Slack, and more. Makers of the AG-UI Protocol☆37,430Updated this week
- Open Source Alternative to Vercel, Netlify and Heroku.☆37,400Updated this week
- A React Framework for building internal tools, admin panels, dashboards & B2B apps with unmatched flexibility.☆35,700Sep 10, 2026Updated last week
- 📨 The ultimate agentic social media scheduling tool 🤖☆36,092Updated this week
- React Hooks for Data Fetching☆32,485Updated this week
- A highly customizable homepage (or startpage / application dashboard) with Docker and service API integrations.☆32,767Updated this week
- Open Source AI Platform - AI Chat with advanced features that works with every LLM☆32,180Updated this week
- SigNoz is an open-source, OpenTelemetry-native observability platform for your team and their AI agents. Get logs, metrics, and traces in…☆32,150Updated this week
- Sim is the collaborative workspace to build, deploy, and monitor AI agents and workflows. Used by 100,000+ builders.☆29,684Updated this week
- The Monorepo Platform that amplifies both developers and AI agents. Nx optimizes your builds, scales your CI, and fixes failed PRs automa…☆29,358Updated this week
- The best way to start a full-stack, typesafe Next.js app☆29,130Dec 13, 2025Updated 9 months ago
- FastGPT is a knowledge-based platform built on the LLMs, offers a comprehensive suite of out-of-the-box capabilities such as data process…☆29,701Updated this week
- Clone any website with one command using AI coding agents☆34,678Updated this week
- Authentication for the Web.☆28,368Jul 22, 2026Updated last month
- The #1 AI Harness for Building Resumes, PDFs, Cover Letters & more, locally with 100+ LLMs support.☆28,481Sep 10, 2026Updated last week
- A self-hostable bookmark-everything app (links, notes and images) with AI-based automatic tagging and full text search☆29,169Updated this week
- Mastra is the modern TypeScript framework for AI-powered applications and agents.☆28,207Updated this week
- The Cursor for Designers • An Open-Source AI-First Design tool • Visually build, style, and edit your React App with AI☆26,771Aug 25, 2026Updated 3 weeks ago
- The AI Toolkit for TypeScript. From the creators of Next.js, the AI SDK is a free open-source library for building AI-powered application…☆26,862Updated this week
- The modern link attribution platform. Loved by world-class marketing teams like Framer, Perplexity, Superhuman, Twilio, Buffer and more.☆24,784Updated this week
- Readest is a modern, feature-rich ebook reader designed for avid readers offering seamless cross-platform access, powerful tools, and an …☆24,487Updated this week
- UI Library for Design Engineers. Animated components and effects you can copy and paste into your apps. Free. Open Source.☆22,341Updated this week
- Local, open-source AI app builder for power users ✨ v0 / Lovable / Replit / Bolt alternative 🌟 Star if you like it!☆21,588Updated this week
- A full-featured, hackable Next.js AI chatbot built by Vercel☆20,958Jul 8, 2026Updated 2 months ago
- Mobile-first, accessible components for React Native & Web to build consistent UI across Android, iOS and Web.☆20,375Jan 31, 2026Updated 7 months ago
- Open source Loom alternative. Beautiful, shareable screen recordings.☆22,553Updated this week