18.2
Free planOpen sourceAPIExtensionLinux
Best API Governance Software in 2026
Keeping API standards consistent involves more than setting a style guide: teams may also need ways to review designs, lint APIs, and manage changes over their lifecycle. Compare governed API formats, style guide enforcement, API linting, and design review workflows to see which listed controls fit your development process. Access control level and CI/CD integration offer further comparison points, while free-plan…
27.7
ATA API Governance centralizes API ownership, specifications, compliance, lifecycle management, and dependencies across teams.
Free planWebAPIExtension
37.6
Postman is a platform for designing, testing, distributing, documenting, and monitoring APIs.
Free planWebExtensionLinux
- 4
Apistaq
Apistaq is an API governance control plane that turns OpenAPI specifications into version controls, rate-limit policies, SDKs, and a developer portal.
Free planWebAPI7.2From $149 a month - 5
oasdiff
oasdiff compares OpenAPI specifications, creates changelogs, and flags breaking changes before release.
Free planWebAPILinuxmacOS7.2From $100 a month - 6
DigitalAPI
DigitalAPI brings APIs from different gateways into a shared catalogue for developers, partners, and AI agents.
WebAPISelf-hosted7.1From $2,500 a month - 7
Routebase
Routebase is a hosted service for managing API design, mocking, testing, documentation, monitoring, and MCP capabilities from a shared specification.
Free planWebAPILinuxmacOS7.1From $9 a month - 8
SwaggerHub
SwaggerHub is a toolkit for API design, testing, documentation, and governance.
Free planWebSelf-hosted7.1From $740 a year - 9
Redocly
WebAPIExtension7.0From $10 a month - 10
Grapity
Grapity is an open-source API governance platform for teams managing API contracts and changes that could affect consumers.
Free planWebLinuxmacOSSelf-hosted6.9From $29.95 a month - 11
Apiway
Apiway is an end-to-end platform for taking APIs from design through production and customer use.
Free planWebAPISelf-hosted6.6From €12,000 a year - 12
CodeRifts
CodeRifts gives API teams a way to govern and authorize contract changes, including changes proposed by AI agents.
Free planWebAPI6.6From $149 a month - 13
Zally
Zally is an API linter and quality assurance tool for OpenAPI specifications.
Free planWebAPILinuxmacOS6.6Free plan - 14
API Architect
API Architect is a web product for describing software architecture, business rules, APIs, and AI governance in a shared executable DSL.
Free planWeb6.5From €29 a month - 15
Stoplight Elements
Free planWebSelf-hosted6.4Free plan - 16
TeejLab API Discovery and Lifecycle Manager
TeejLab API Discovery and Lifecycle Manager is a paid web and API platform for enterprise API discovery, security, and governance.
WebAPI6.4 - 17
SpecLayer
SpecLayer provides SpecDoc for managing OpenAPI specifications as code, applying governance in CI/CD, and publishing developer portals.
WebAPI6.1From $29 a month - 18
vacuum
Vacuum is a free, open-source linter and quality checker for OpenAPI, AsyncAPI, and JSON Schema specifications.
APIExtensionLinuxmacOS6.1 - 19
Apigee API hub
Apigee API hub brings an organization’s API information into a catalog for API consumers, producers, and platform teams to discover, assess, organize, and manage.
Free planWebAPI6.0Free plan - 20
API Validator
API Validator is a free, open-source browser application for checking API descriptions against a Spectral-powered governance ruleset.
WebSelf-hosted5.6 - 21
Azure API Center
Azure API Center is a web service for organizing and governing APIs through their lifecycle.
Free planWeb5.6Free plan - 22
Google API Linter
Google API Linter checks API surfaces defined in Protocol Buffers against Google API standards set out in API Improvement Proposals.
Free planSelf-hosted5.6Free plan - 23
Wag-Tail API Collaboration Portal
Wag-Tail API Collaboration Portal is a paid, self-hosted and web-based system for enterprise API teams.
WebSelf-hosted5.3 - 24
Spectral
LinuxmacOSWindows4.9 - 254.6