OpenChain website screenshot

OpenChain

OpenChain is an international standard (ISO/IEC 5230) under the Linux Foundation for open source license compliance programs. It helps organizations manage open source licensing consistently by providing a benchmark for trust between organizations in the software supply chain.

OpenChain publishes 1 API on the APIs.io network. Tagged areas include Compliance, Licensing, Linux Foundation, and Standards.

OpenChain’s developer surface includes documentation, engineering blog, and 4 more developer resources.

🌐 Visit website 📡 Source on GitHub
19.9/100 emerging ▬ flat Agent 3/100 human only Full breakdown ↓
scored 2026-07-28 · rubric v0.6
AccessFreemium
1 APIs
ComplianceLicensingLinux FoundationStandards

Kin Score

Kin Score Kin Score How this is scored →
scored 2026-07-28 · rubric v0.6
Composite quality — 19.9/100 · emerging
Contract Quality 0.0 / 25
Developer Ergonomics 2.2 / 20
Commercial Clarity 7.9 / 20
Operational Transparency 4.8 / 13
Governance 0.0 / 12
Discoverability 5.0 / 10
Agent readiness — 3/100 · human only
Machine-Readable Contract 0 / 18
Agentic Access Contract 0 / 10
MCP Server 0 / 12
Machine-Readable Auth 0 / 10
Idempotency 0 / 9
Stable Error Semantics 0 / 8
Request/Response Examples 0 / 7
Rate-Limit Signaling 7 / 7
Typed Event Surface 0 / 6
Agent Skills 0 / 5
Well-Known Catalog 0 / 4
Consent & Bot Identity 0 / 3
A2A Agent Card 0 / 8
Dry-Run / Simulate Mode 0 / 4
Improve this rating by publishing the missing artifacts — every area above can be raised, and the full rubric is at apis.io/rating/. This rating is computed from github.com/api-evangelist/openchain: open an issue to ask a question, or submit a pull request to add artifacts. Want it done for you? Prioritized profiling — $2,500 →

APIs 1

Individual APIs this provider publishes, each with its own machine-readable definition.

OpenChain API

API for accessing OpenChain open source license compliance resources, standards documentation, and organizational benchmarking tools for software supply chain trust.

Pricing Plans 1

Published pricing tiers and plan structures.

Openchain Plans Pricing

3 plans

PLANS

Rate Limits 1

Documented rate limits and quota policies.

Openchain Rate Limits

5 limits

RATE LIMITS

FinOps 1

Cost, billing, and metering signals for API financial operations.

Openchain Finops

FINOPS

Security Posture 1

Authentication, domain security, vulnerability disclosure, and trust-center signals.

Openchain Domain Security

TLSv1.3 · HSTS · DMARC

SECURITY

Resources

Documentation 1

Reference material describing how the API behaves

Documentation
Documentation

Agent Surfaces 1

MCP servers, agent skills, and machine-readable catalogs

LlmsText
LlmsText

Build 1

SDKs, sample code, and the tooling you integrate with

GitHubOrg
GitHubOrg

Access & Security 1

Authentication, authorization, and security posture

DomainSecurity
DomainSecurity

Company 2

The organization behind the API

LinkedIn
LinkedIn
 Blog
Blog

Source (apis.yml)

apis.yml Raw ↑ 
aid: openchain
name: OpenChain
description: OpenChain is an international standard (ISO/IEC 5230) under the Linux Foundation for open source license compliance
  programs. It helps organizations manage open source licensing consistently by providing a benchmark for trust between organizations
  in the software supply chain.
type: Index
accessModel:
  pricing: freemium
  onboarding: unknown
  trial: false
  try_now: false
  public: false
  label: Freemium
  confidence: medium
  source:
  - plans
  generated: '2026-07-22'
  method: derived
position: Consumer
access: 3rd-Party
image: https://kinlane-images.s3.amazonaws.com/shared/apis-json/icons/openchain.png
tags:
- Compliance
- Licensing
- Linux Foundation
- Standards
created: '2026-03-16'
modified: '2026-04-28'
url: https://raw.githubusercontent.com/api-evangelist/openchain/refs/heads/main/apis.yml
specificationVersion: '0.19'
apis:
- aid: openchain:openchain-api
  name: OpenChain API
  description: API for accessing OpenChain open source license compliance resources, standards documentation, and organizational
    benchmarking tools for software supply chain trust.
  humanURL: https://www.openchainproject.org/resources
  tags:
  - Compliance
  - Licensing
  properties:
  - type: Documentation
    url: https://www.openchainproject.org/resources
common:
- type: DomainSecurity
  url: security/openchain-domain-security.yml
- type: LinkedIn
  url: https://www.linkedin.com/company/openchain
- type: Documentation
  name: OpenChain Documentation
  description: Official documentation for OpenChain.
  url: https://www.openchainproject.org/resources
- type: GitHubOrg
  name: OpenChain GitHub
  description: Source code and repositories for OpenChain.
  url: https://github.com/OpenChain-Project
- type: Integrations
  url: https://openchainproject.org/partners
- type: LlmsText
  url: https://openchainproject.org/llms.txt
- url: https://openchainproject.org/feed
  type: Blog
integrations:
- name: THE LINUX FOUNDATION PROJECTS
- name: OpenChain
maintainers:
- FN: Kin Lane
  email: info@apievangelist.com