# Auth.js (NextAuth.js)

- **Canonical URI:** https://www.vioscale.ai/software/auth-js-nextauth-js
- **Category:** Auth & Identity Software
- **Homepage:** https://authjs.dev
- **Also known as:** auth-js-nextauth-js
- **Profile claimed by vendor:** no
- **Last updated:** 2026-08-05T13:12:39.328Z

## Vioscale score

**54.9 / 100**, confidence 34% (low).

Composite of weighted, independently-sourced signals (no user reviews, no vendor payment).

| Signal | Score | Weight | Contribution | Evidence present |
|---|--:|--:|--:|:--:|
| price_level | 100 | 0.047 | 4.7 | ✓ |
| reliability | 50 | 0.105 | 5.3 | ✓ |
| capabilities | 45.8 | 0.07 | 3.2 | ✓ |
| github_stars | 84 | 0.029 | 2.4 | ✓ |
| integrations | 22.4 | 0.07 | 1.6 | ✓ |
| github_activity | 28.4 | 0.105 | 3 | ✓ |
| release_cadence | 0 | 0.058 | 0 | - |
| security_posture | 5 | 0.234 | 0 | - |
| package_downloads | 87.7 | 0.152 | 13.3 | ✓ |
| pricing_transparency | 25 | 0.058 | 1.5 | ✓ |
| stackoverflow_activity | 0 | 0.07 | 0 | - |

## Pricing

_As of 2026-08-05, [verify at source](https://authjs.dev). Independently observed._

Open source · Free tier

## About

Auth.js is an open-source authentication library that provides OAuth and authentication mechanisms for web applications. It supports multiple JavaScript frameworks including Next.js, SvelteKit, Express, and Qwik.

_Independently observed._

## Platform & deployment

- **Platforms:** Web
- **Deployment:** Self-hosted

## Integrations (5)

_Independently observed._

- GitHub
- Next.js
- SvelteKit
- Express
- Qwik

## Capabilities

_The capabilities that matter for Auth & Identity Software. "-" = undocumented, not absent._

| Capability | Supported |
|---|:--:|
| **Deployment** | |
| Hosting | Self-hosted only |
| **Methods** | |
| Social login | ✓ |
| Passwordless | - |
| Passkeys / WebAuthn | - |
| Multi-factor auth | - |
| **Enterprise** | |
| SAML SSO | - |
| SCIM provisioning | - |
| B2B / multi-tenancy | - |
| **Standards** | |
| OpenID Connect provider | - |
| **Delivery** | |
| Hosted UI | Headless |
| **Access** | |
| RBAC | - |
| **Licensing** | |
| Self-hostable OSS core | ✓ |

## Facts

Every value below carries its source and our confidence. Facts are re-crawled on a freshness schedule.

### activity

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| activity.commits_last_30d | 7 | [link](https://github.com/nextauthjs/next-auth/pulse) | 2026-07-31 | 65% (medium) |

### adoption

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| adoption.github_stars | 28,309 | [link](https://github.com/nextauthjs/next-auth) | 2026-07-31 | 90% (high) |
| adoption.package_downloads_weekly | 5,661,647 | [link](https://www.npmjs.com/package/next-auth) | 2026-07-31 | 85% (high) |

### language

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| language.primary | TypeScript | [link](https://github.com/nextauthjs/next-auth) | 2026-07-31 | 90% (high) |

### license

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| license.spdx | ISC | [link](https://github.com/nextauthjs/next-auth) | 2026-07-31 | 99% (high) |

### integrations

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| integrations.count | 5 | [link](https://authjs.dev) | 2026-08-05 | 60% (medium) |

### pricing

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| pricing.free_tier | yes | [link](https://authjs.dev) | 2026-08-05 | 60% (medium) |
| pricing.model | commercial | [link](https://authjs.dev) | 2026-08-05 | 60% (medium) |
| pricing.price_level | free | [link](https://authjs.dev) | 2026-08-05 | 60% (medium) |

### reliability

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| reliability.status_page | yes | [link](https://authjs.dev/status) | 2026-08-05 | 60% (medium) |

### security

| Attribute | Value | Source | Retrieved | Confidence |
|---|---|---|---|---|
| security.disclosure_policy | yes | [link](https://authjs.dev/.well-known/security.txt) | 2026-08-05 | 60% (medium) |

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*Source: Vioscale (https://www.vioscale.ai/software/auth-js-nextauth-js). Independent, evidence-based software intelligence. Cite the canonical URI.*