Express: open-source web framework

Judgement

What it is: Framework or platform
What it does: A minimal web framework for Node.js providing routing and middleware for HTTP servers and APIs.
Adopt it when: You want the most widely known, unopinionated Node.js server framework.
Watch out: Few built-in features, and newer frameworks are faster and better typed.
Ready for: Production-ready
Runs as: Library
Built with: JavaScript and Node.js
How established: Established: started 17 years ago, latest release v5.3.0.
What the license allows: You can build it into a product you sell, as long as you keep its copyright notice.

Judged on 2026-11-03 from the project's README and GitHub data. The license and age lines are worked out directly.

Built from

V8

Follow it down: Express → V8 → LLVM project → runs on a microchip

How compilers were built, back to punched paper tape

Built on Express: 65 projects

1
Next.js vercel
The React Framework

Framework or platform Production-ready You build a React web app that needs SEO-friendly rendering and back-end routes in one project.
★ 143k MIT JavaScript Active, pushed today
2
Uptime Kuma louislam
A fancy self-hosted monitoring tool

Complete system Production-ready You want an easy, UptimeRobot-style monitor on your own server for a homelab or small business.
★ 93k MIT JavaScript Active, pushed today
3
Nest nestjs
A progressive Node.js framework for building efficient, scalable, and enterprise-grade server-side applications with TypeScript/JavaScript 🚀

Framework or platform Production-ready You build larger Node.js back ends and want Angular-style structure.
★ 77k MIT TypeScript Active, pushed today
4
Socket.IO socketio
Bidirectional and low-latency communication for every platform

Building block Production-ready You add chat, live updates or collaboration to a Node.js app.
★ 63k MIT TypeScript Active, pushed 34 days ago
5
LosslessCut mifi
The swiss army knife of lossless video/audio editing

Complete system Production-ready You need to cut large recordings quickly without losing quality.
★ 46k GPL-2.0 TypeScript Active, pushed today
6
Node-RED node-red
Low-code programming for event-driven applications

Framework or platform Production-ready You need to glue IoT devices, APIs and automations together quickly, at home or in industry.
★ 24k Apache-2.0 JavaScript Active, pushed 7 days ago
7
RxDB pubkey
The local-first database that runs on every JS runtime and replicates with your existing backend - no vendor, no lock-in - https://rxdb.info/

Building block Production-ready You are building an offline-capable web or mobile app where the UI should react live to data changes.
★ 23k Apache-2.0 TypeScript Active, pushed today
8
Parse Server parse-community
Parse Server for Node.js / Express

Framework or platform Production-ready You want a mature, self-hosted app backend with SDKs for many platforms, or you are migrating an old Parse app.
★ 21k Apache-2.0 JavaScript Active, pushed today
9
Audiobookshelf advplyr
Self-hosted audiobook and podcast server

Complete system Production-ready You own audiobook files or follow podcasts and want them streamed to your phone with synced progress.
★ 15k GPL-3.0 JavaScript Active, pushed yesterday
10
Unleash Unleash
Open-source feature management platform

Complete system Production-ready Your engineering team wants a well-established self-hosted feature flag server.
★ 14k AGPL-3.0 TypeScript Active, pushed today
11
Grist-core gristlabs
Grist is the evolution of spreadsheets.

Complete system Production-ready Your team has outgrown spreadsheets and wants Airtable-style structure that can be self-hosted.
★ 12k Apache-2.0 TypeScript Active, pushed today
12
Kutt thedevs-network
Free Modern URL Shortener.

Complete system Production-ready You want a modern self-hosted Bitly alternative with a clean interface.
★ 11k MIT JavaScript Active, pushed 15 days ago
13
Node-mongodb-native mongodb
The official MongoDB Node.js driver

Building block Production-ready Your Node.js app uses MongoDB and you want the driver directly rather than an ODM like Mongoose.
★ 10k Apache-2.0 TypeScript Active, pushed today
14
Ghostfolio ghostfolio
Open Source Wealth Management Software. Angular + NestJS + Prisma + Nx + TypeScript 🤍

Complete system Production-ready You invest across several brokers and want one private portfolio view, self-hosted or as a paid hosted service.
★ 9.6k AGPL-3.0 TypeScript Active, pushed today
15
Tesseract.js naptha
Pure Javascript OCR for more than 100 Languages 📖🎉🖥

Building block Production-ready You want OCR client-side in a web app without a server.
★ 39k Apache-2.0 JavaScript Slowing, pushed 6 months ago
16
Node-Media-Server illuspas
A Node.js implementation of RTMP/HTTP-FLV Media Server

Building block Usable You need a simple self-hosted RTMP ingest and playback server in a Node.js stack.
★ 6.2k Apache-2.0 JavaScript Active, pushed 3 days ago
17
Paperless-AI clusterzx
An automated document analyzer for Paperless-ngx using OpenAI API, Ollama, Deepseek-r1, Azure and all OpenAI API compatible Services to automatically analyze and tag your documents.

Integration Usable Only if you already run it; check forks or paperless-gpt for new setups.
★ 6k MIT JavaScript Active, pushed 18 days ago
18
TagSpaces tagspaces
TagSpaces is an offline, open source, document manager with tagging support

Complete system Usable You want to tag and browse files across folders without a database or cloud.
★ 5.4k AGPL-3.0 TypeScript Active, pushed today
19
Kener rajnandan1
Stunning status pages, batteries included!

Complete system Usable You want a good-looking public status page you host yourself.
★ 5.2k MIT TypeScript Active, pushed today
20
MiroTalk miroslavpejic85
🚀 Open-source, self-hosted P2P WebRTC video conferencing for fast, private real-time communication. Create browser-based meeting rooms with no downloads or time limits, plus screen sharing, chat, whiteboard, recording, and collaboration.

Complete system Usable You want quick private video rooms for small groups on your own server with minimal infrastructure.
★ 4.8k AGPL-3.0 JavaScript Active, pushed today

Open-source alternatives to Express

1
React react
The library for web and native user interfaces.

Framework or platform Production-ready You build interactive front ends and want the largest ecosystem and hiring pool.
★ 252k MIT JavaScript Active, pushed 2 days ago
2
Flutter flutter
Flutter makes it easy and fast to build beautiful apps for mobile and beyond

Framework or platform Production-ready You want one team to ship polished apps on mobile and desktop from a shared codebase.
★ 181k BSD-3-Clause Dart Active, pushed today
3
FastAPI fastapi
FastAPI framework, high performance, easy to learn, fast to code, ready for production

Framework or platform Production-ready You build JSON APIs or ML services in Python and want typed, async code with free docs.
★ 104k MIT Python Active, pushed today
4
Angular angular
Deliver web apps with confidence 🚀

Framework or platform Production-ready You build large enterprise web apps and want a complete, opinionated framework with long-term support.
★ 101k MIT TypeScript Active, pushed today
5
Django django
The Web framework for perfectionists with deadlines.

Framework or platform Production-ready You are building a data-driven web app in Python and want batteries included.
★ 91k BSD-3-Clause Python Active, pushed today
6
Svelte sveltejs
web development for the rest of us

Framework or platform Production-ready You want small bundles and simple component code for a new front end.
★ 89k MIT JavaScript Active, pushed today
7
Flask pallets
The Python micro framework for building web applications.

Framework or platform Production-ready You want a minimal Python web framework where you choose your own database and components.
★ 75k BSD-3-Clause Python Active, pushed 3 days ago
8
Rails rails
Ruby on Rails

Framework or platform Production-ready A small team wants to build and ship a web product quickly with one cohesive framework.
★ 59k MIT Ruby Active, pushed today