Available worldwide · Popular in: US
What is Express?
Express is a web frameworks tool from OpenJS Foundation. We're still gathering a full overview; visit the site for now.
Express pricing
We don't have Express's full plan breakdown yet (its pricing page resisted automated reading). Here's what we could confirm. Always check live pricing for exact numbers.
What Express does
The capabilities that matter for web frameworks, normalised so it lines up with every alternative. “-” means we haven't confirmed it, not that it's missing.
- Rendering model
- -
- File-based routing
- -
- Language
- JavaScript/Node.js
- Server components
- -
- Streaming SSR
- -
- Built-in API / backend routes
- ✓
- First-class TypeScript
- -
- Fast refresh / HMR
- -
- Edge runtime support
- -
Platform & deployment
Independently observed- CLI
Integrations (16)
Independently observed- body-parser
- compression
- cookie-parser
- cookie-session
- cors
- errorhandler
- method-override
- morgan
- multer
- response-time
- serve-favicon
- serve-index
- serve-static
- session
- timeout
- vhost
Express FAQ
Common questions about Express, answered from independent, dated evidence.
What is Express and what programming language does it use?
Express is a minimalist web framework for Node.js that provides core routing and middleware capabilities for building web applications and APIs. It is written in JavaScript and runs on the Node.js runtime environment, requiring Node.js 18 or higher for use.
Source: https://expressjs.com
Is Express open source and what is its license?
Yes, Express is open source software maintained by the OpenJS Foundation and released under the MIT license, a permissive open source license that permits commercial and private use. The project is publicly available on GitHub as expressjs/express and receives community contributions.
What are the core capabilities of Express?
Express enables developers to define HTTP routing (GET, POST, PUT, DELETE, etc.), handle requests through middleware functions, serve static files, render dynamic templates, handle errors, and connect to databases. It provides these features through a thin, extensible layer over Node.js without imposing a specific architecture.
How does Express handle requests and what is middleware?
Express uses middleware functions to process HTTP requests in a pipeline. Middleware are functions that have access to the request and response objects, allowing developers to execute code, modify requests/responses, end the request cycle, or pass control to the next middleware function.
Source: https://expressjs.com
What makes Express different from other Node.js frameworks?
Express is explicitly unopinionated and minimalist, providing only fundamental web application features and leaving architectural decisions to developers. This differs from more opinionated frameworks that provide a complete structure and predetermined patterns for application organization.
Source: https://expressjs.com
Can Express be used with TypeScript?
Yes, Express can be used with TypeScript by installing type definitions via npm (@types/express and @types/node), and developers can run TypeScript files directly with recent versions of Node.js (22.18.0 or higher) without requiring a separate build step.
What types of projects is Express suitable for?
Express is well-suited for building REST APIs, full-featured web applications, mobile app backends, and microservices running on Node.js. Its lightweight nature makes it effective for projects requiring quick setup and customization without imposed patterns.
Source: https://expressjs.com
Express alternatives
Other web frameworks we track, ranked by the same independent score.
The Vioscale score: one lens on the evidence
Not user reviews and not a paid placement: a confidence-weighted blend of the independent signals below (adoption, activity, security posture, and more), which you can sort and re-weight yourself. Vendors can correct their listing but can never move their rank, and stars are weighted low as a vanity metric. It is one way to read the evidence for Express, not the verdict.
| Signal | Score | Weight | Contribution | Evidence |
|---|---|---|---|---|
| Package Downloads | 98 | 0.20 | 19.6 | ✓ |
| Stackoverflow Activity | 89 | 0.09 | 8.2 | ✓ |
| Github Activity | 51 | 0.14 | 7.0 | ✓ |
| Price Level | 100 | 0.05 | 4.6 | ✓ |
| Capabilities | 29 | 0.12 | 3.6 | ✓ |
| Github Stars | 91 | 0.04 | 3.5 | ✓ |
| Pricing Transparency | 55 | 0.06 | 3.4 | ✓ |
| Release Cadence | 33 | 0.08 | 2.6 | ✓ |
| Integrations | 35 | 0.06 | 2.2 | ✓ |
| Reliability | 0 | 0.06 | 0.0 | - |
| Security Posture | 5 | 0.10 | 0.0 | - |
Computed . Re-weight it by intent, or see the full method.
All data & sourcesshow ↓
Every value we hold, with its source, retrieval date, and confidence. This is the evidence behind the score: don't trust it, verify it.
Activity
| Attribute | Value | Evidence |
|---|---|---|
| Commits last 30d | 40 | mediumsource · 2026-07-30 · 70% |
Adoption
Content
| Attribute | Value | Evidence |
|---|---|---|
| Faq | [{"answer":"Express is a minimalist web framework for Node.js that provides core routing and middleware capabilities for building web applications and APIs. It is written in JavaScript and runs on the Node.js runtime environment, requiring Node.js 18 or higher for use.","source":"https://expressjs.com","question":"What is Express and what programming language does it use?","confidence":0.95},{"answer":"Yes, Express is open source software maintained by the OpenJS Foundation and released under the MIT license, a permissive open source license that permits commercial and private use. The project is publicly available on GitHub as expressjs/express and receives community contributions.","source":"https://github.com/expressjs/express","question":"Is Express open source and what is its license?","confidence":0.95},{"answer":"Express enables developers to define HTTP routing (GET, POST, PUT, DELETE, etc.), handle requests through middleware functions, serve static files, render dynamic templates, handle errors, and connect to databases. It provides these features through a thin, extensible layer over Node.js without imposing a specific architecture.","source":"https://expressjs.com/en/starter/basic-routing.html","question":"What are the core capabilities of Express?","confidence":0.95},{"answer":"Express uses middleware functions to process HTTP requests in a pipeline. Middleware are functions that have access to the request and response objects, allowing developers to execute code, modify requests/responses, end the request cycle, or pass control to the next middleware function.","source":"https://expressjs.com","question":"How does Express handle requests and what is middleware?","confidence":0.93},{"answer":"Express is explicitly unopinionated and minimalist, providing only fundamental web application features and leaving architectural decisions to developers. This differs from more opinionated frameworks that provide a complete structure and predetermined patterns for application organization.","source":"https://expressjs.com","question":"What makes Express different from other Node.js frameworks?","confidence":0.92},{"answer":"Yes, Express can be used with TypeScript by installing type definitions via npm (@types/express and @types/node), and developers can run TypeScript files directly with recent versions of Node.js (22.18.0 or higher) without requiring a separate build step.","source":"https://expressjs.com/en/starter/installing.html","question":"Can Express be used with TypeScript?","confidence":0.94},{"answer":"Express is well-suited for building REST APIs, full-featured web applications, mobile app backends, and microservices running on Node.js. Its lightweight nature makes it effective for projects requiring quick setup and customization without imposed patterns.","source":"https://expressjs.com","question":"What types of projects is Express suitable for?","confidence":0.93}] | highsource · 2026-07-30 · 94% |
Features
| Attribute | Value | Evidence |
|---|---|---|
| Capabilities | {"language":"JavaScript/Node.js","api_routes":true} | mediumsource · 2026-08-05 · 60% |
Integrations
| Attribute | Value | Evidence |
|---|---|---|
| Count | 16 | mediumsource · 2026-08-05 · 60% |
Language
| Attribute | Value | Evidence |
|---|---|---|
| Primary | JavaScript | highsource · 2026-07-30 · 90% |
License
| Attribute | Value | Evidence |
|---|---|---|
| Spdx | MIT | highsource · 2026-07-30 · 95% |
Market
| Attribute | Value | Evidence |
|---|---|---|
| Availability | {"source":"https://expressjs.com","hqCountry":"US","confidence":0.95,"primaryMarkets":["US"],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]} | highsource · 2026-07-30 · 95% |
Pricing
Release
| Attribute | Value | Evidence |
|---|---|---|
| Cadence days | 120 | mediumsource · 2026-07-30 · 60% |
Security
| Attribute | Value | Evidence |
|---|---|---|
| Disclosure policy | Yes | mediumsource · 2026-08-05 · 60% |