aid: spectral
name: Spectral
description: >-
  Spectral is an open-source API style guide enforcer and linter from Stoplight,
  providing a flexible JSON/YAML linting engine with built-in support for
  OpenAPI (v3.1, v3.0, v2.0), Arazzo v1.0, and AsyncAPI v2.x. Teams use
  Spectral to define, share, and enforce API design standards through custom
  rulesets, integrating into CI/CD pipelines, VS Code, and the Stoplight
  Platform for real-time style guide feedback.
type: Index
deliveryModel:
  model: self-hosted
  license: Apache-2.0
  license_evidence:
    repo: stoplightio/spectral
    spdx: Apache-2.0
    stars: 3216
  open_source: true
  commercial: false
  callable_host: false
  label: Self-hosted open source · you run it yourself
  confidence: medium
  source:
  - repository-license
  generated: '2026-09-25'
  method: derived
accessModel:
  pricing: freemium
  onboarding: unknown
  trial: false
  try_now: false
  public: false
  label: Freemium
  confidence: medium
  source:
  - plans
  generated: '2026-07-22'
  method: derived
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/icons/spectral.png
tags:
  - API Design
  - API Linting
  - API Style Guide
  - AsyncAPI
  - JSON Schema
  - OpenAPI
  - Quality Assurance
tags_raw:
  - API Design
  - API Linting
  - API Style Guide
  - AsyncAPI
  - JSON Schema
  - OpenAPI
  - Quality Assurance
  - JSON-Schema
url: >-
  https://raw.githubusercontent.com/api-evangelist/spectral/refs/heads/main/apis.yml
created: '2026-03-25'
modified: '2026-05-02'
specificationVersion: '0.23'
apis:
  - aid: spectral:spectral
    name: Spectral
    description: >-
      Spectral is a flexible JSON/YAML linter and style guide enforcer with
      built-in support for OpenAPI (v3.1, v3.0, v2.0), Arazzo v1.0, and
      AsyncAPI v2.x. It enables teams to define custom rulesets to enforce
      naming conventions, security standards, and design consistency across
      API specifications at scale.
    humanURL: https://stoplight.io/open-source/spectral
    baseURL: https://github.com/stoplightio/spectral
    tags:
      - API Design
      - API Linting
      - API Style Guide
      - AsyncAPI
      - JSON Schema
      - OpenAPI
      - Quality Assurance
    tags_raw:
      - API Design
      - API Linting
      - API Style Guide
      - AsyncAPI
      - JSON Schema
      - OpenAPI
      - Quality Assurance
      - JSON-Schema
    properties:
      - type: Documentation
        url: https://docs.stoplight.io/docs/spectral
      - type: GettingStarted
        url: https://docs.stoplight.io/docs/spectral/674b27b261c3c-overview
      - type: GitHub
        url: https://github.com/stoplightio/spectral
      - type: NPMPackage
        url: https://www.npmjs.com/package/@stoplight/spectral-cli
      - type: ChangeLog
        url: https://github.com/stoplightio/spectral/blob/main/CHANGELOG.md
      - type: JSONSchema
        url: >-
          https://raw.githubusercontent.com/api-evangelist/spectral/refs/heads/main/json-schema/spectral-ruleset-schema.json
      - type: JSONStructure
        url: >-
          https://raw.githubusercontent.com/api-evangelist/spectral/refs/heads/main/json-structure/spectral-ruleset-structure.json
      - type: JSONLDContext
        url: >-
          https://raw.githubusercontent.com/api-evangelist/spectral/refs/heads/main/json-ld/spectral-context.jsonld
      - type: Vocabulary
        url: >-
          https://raw.githubusercontent.com/api-evangelist/spectral/refs/heads/main/vocabulary/spectral-vocabulary.yml
common:
  - type: DomainSecurity
    url: security/spectral-domain-security.yml
  - type: LinkedIn
    url: https://www.linkedin.com/company/spectralcode
  - type: Website
    url: https://stoplight.io/open-source/spectral
  - type: Documentation
    url: https://docs.stoplight.io/docs/spectral
  - type: GitHub
    url: https://github.com/stoplightio/spectral
  - type: GitHubOrganization
    url: https://github.com/stoplightio
  - type: NPMPackage
    url: https://www.npmjs.com/package/@stoplight/spectral-cli
  - type: License
    url: https://github.com/stoplightio/spectral/blob/main/LICENSE
    x-license: Apache-2.0
  - type: ReleaseNotes
    url: https://github.com/stoplightio/spectral/releases
  - type: Contributing
    url: https://github.com/stoplightio/spectral/blob/main/CONTRIBUTING.md
  - type: Integrations
    url: https://stoplight.io/integrations
  - url: https://blog.stoplight.io/feed
    type: Blog
integrations:
  - name: Azure
  - name: GitHub
  - name: GitLab
  - name: Bitbucket
  - name: Single sign-on
maintainers:
  - FN: Kin Lane
    email: kin@apievangelist.com
x-parent: stoplight
x-relationship: acquisition
x-acquired: 2023