Express
A minimal, unopinionated Node.js web server framework for building applications and APIs
- Vendor
- OpenJS Foundation
- Also known as
- express.js, expressjs
Available worldwide · Popular in: US
What is Express?
A minimal framework providing essential routing, middleware, and HTTP utilities for building web applications and APIs in Node.js without imposing architectural constraints.
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
- Server components
- ✗
- Streaming SSR
- ✗
- Built-in API / backend routes
- ✓
- First-class TypeScript
- ✗
- Fast refresh / HMR
- ✗
- Edge runtime support
- ✗
Platform & deployment
Independently observed- CLI
- Web
- Cloud / SaaS
- On-premise
- Self-hosted
Integrations (13)
Independently observed- Cassandra
- Couchbase
- CouchDB
- LevelDB
- MySQL
- MongoDB
- Neo4j
- Oracle
- PostgreSQL
- Redis
- SQL Server
- SQLite
- Elasticsearch
Security & compliance
Known vulnerabilities: 6 (1 in the last 12 months), max severity MODERATE sourcea count reflects scale & disclosure, not quality
Express FAQ
Common questions about Express, answered from independent, dated evidence.
What is Express?
A minimal framework providing essential routing, middleware, and HTTP utilities for building web applications and APIs in Node.js without imposing architectural constraints. It is indexed under Web Frameworks.
Source: https://expressjs.com
Is Express free to use?
Express is open source, so it can be self-hosted and used at no licence cost. It is released under the MIT licence. Pricing changes often, so verify at source before relying on it.
Source: https://expressjs.com
What platforms does Express support?
Express supports the web and a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.
Source: https://expressjs.com
Can Express be self-hosted?
Yes. Express can be deployed cloud / SaaS, on-premise and self-hosted, so it does not have to run on the vendor's infrastructure.
Source: https://expressjs.com
What does Express integrate with?
We have confirmed 13 integrations for Express, including Cassandra, Couchbase, CouchDB, LevelDB, MySQL, MongoDB, Neo4j and Oracle, plus 5 more. This is what we could verify from public sources, so the vendor may support others we have not indexed.
Source: https://expressjs.com
Is Express open source?
Yes. Express is published under the MIT licence, a permissive licence that generally allows commercial use and modification. Licence terms can change between releases, so verify against the repository for the version you intend to use.
Where is Express available?
Express is available worldwide. Its primary market is the United States. The vendor is headquartered in the United States.
Source: https://expressjs.com
Express alternatives
Other web frameworks we track, ranked by the same independent score.
- Next.jsA full-stack React framework for building web applications with integrated routing, rendering, and caching.high · 77%
- FastAPIModern, high-performance Python framework for building APIsmedium · 69%
- NuxtA framework for building full-featured web applications with Vue.js, handling both frontend and backend automaticallyhigh · 78%
- DjangoA web framework for rapid development of high-quality applicationsmedium · 72%
- NestJSA rapidly-adopted Node.js framework for creating efficient, dependable, and scalable backend applicationshigh · 79%
- Fastifyhigh · 80%
Compare Express
Side by side against other web frameworks, attribute by attribute, with a source on every value.
The vioscaleAI 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 | 100 | 0.17 | 17.3 | ✓ |
| Dependent projects | 100 | 0.08 | 8.0 | ✓ |
| Developer Q&A activity | 89 | 0.08 | 7.1 | ✓ |
| Release cadence | 98 | 0.07 | 6.6 | ✓ |
| Security score | 89 | 0.05 | 4.7 | ✓ |
| Stars | 91 | 0.03 | 3.0 | ✓ |
| Development activity | 25 | 0.12 | 2.9 | ✓ |
| Capabilities | 29 | 0.08 | 2.4 | ✓ |
| Integrations | 33 | 0.05 | 1.7 | ✓ |
| Security posture | 5 | 0.09 | 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 | 5 | mediumsource · 2026-09-07 · 65% |
Adoption
Content
| Attribute | Value | Evidence |
|---|---|---|
| Faq | 7 items | mediumsource · 2026-09-10 · 71% |
Features
| Attribute | Value | Evidence |
|---|---|---|
| Capabilities | Language: JavaScript · Api routes: Yes · Hot reload: No · Edge runtime: No · File routing: No · License type: MIT/BSD | mediumsource · 2026-09-07 · 60% |
Integrations
| Attribute | Value | Evidence |
|---|---|---|
| Count | 13 | mediumsource · 2026-08-14 · 60% |
Language
| Attribute | Value | Evidence |
|---|---|---|
| Primary | JavaScript | highsource · 2026-09-07 · 90% |
License
| Attribute | Value | Evidence |
|---|---|---|
| Spdx | MIT | highsource · 2026-09-07 · 99% |
Market
| Attribute | Value | Evidence |
|---|---|---|
| Availability | Source: https://expressjs.com · HqCountry: US · Confidence: 0.95 · PrimaryMarkets: … · AvailabilityScope: global · AvailableCountries: … | highsource · 2026-07-30 · 95% |
Pricing
Release
Security
| Attribute | Value | Evidence |
|---|---|---|
| Trust center | https://expressjs.com/en/advanced/security-updates | mediumsource · 2026-09-07 · 60% |
| Disclosure policy | Yes | mediumsource · 2026-09-07 · 60% |
| Scorecard | 8.9 | highsource · 2026-09-07 · 90% |
| Vulnerabilities | Count: 6 · Source: https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=express&per_page=100 · Last 12m: 1 · Max severity: MODERATE | highsource · 2026-08-26 · 90% |
Is Express the right choice for you?
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