pkg.soopen package index

brew / rank 2314

Install oasdiff with Homebrew, MacPorts

OpenAPI Diff and Breaking Changes. Version 1.27.0 via Homebrew; verified 2026-07-30. Also installable with macports: sudo port install oasdiff.

Install commandSecurity notes

install

Additional install commands

macOS

Homebrewverified · 100%
brew install oasdiff

local Homebrew formula metadata

MacPortsverified · 94%
sudo port install oasdiff

MacPorts ports tree · devel/oasdiff/Portfile · source: api.github.com

overview

Package summary

OpenAPI Diff and Breaking Changes

Commands and aliases

  • oasdiff

history

Project history and usage

oasdiff is a Go command-line and library toolchain for comparing OpenAPI specifications, generating diffs and changelogs, and detecting breaking API changes. It is aimed at API teams that want contract changes to fail CI or receive review before release.

Project history

The GitHub repository was created on February 10, 2021. The project grew from a CLI that compares OpenAPI specs into a broader workflow with GitHub Actions, hosted side-by-side reviews, language-localized change messages, and support for OpenAPI 3.0 and 3.1.

Adoption history

oasdiff's adoption path is tied to CI and pull-request review rather than a runtime ecosystem. The official GitHub Action compares a pull request's OpenAPI document with the base branch, emits GitHub annotations, and can fail builds when breaking changes are detected.

How it is used

Developers run commands such as oasdiff diff, oasdiff breaking, and oasdiff changelog against two OpenAPI files or URLs. The tool supports machine-readable JSON/YAML output, human-readable text or Markdown, and HTML reports, making it suitable for both automated gates and reviewer-facing summaries.

Why package nerds care

oasdiff is significant because it packages API compatibility policy as a normal developer tool: installable by Homebrew, Go, curl, Docker, and GitHub Actions, and usable in the same CI loops that already protect tests and linting.

Timeline

  • 2021-02-10: oasdiff/oasdiff repository was created.
  • 2026-06-28: GitHub release v1.21.0 was published.
  • The documentation describes Homebrew, curl, Docker, Go install, and prebuilt binary installation routes.

Related projects

  • The oasdiff-action repository packages the CLI for GitHub Actions. The project is also tied to the OpenAPI Specification ecosystem and to the oasdiff.com review workflow for side-by-side API contract review.

security posture

No protected-tool coverage found yet

No matching local secret-handling manifest was found for oasdiff. Nucleus package metadata is still published here so future coverage has a stable package URL.

Install behavior

  • No Homebrew bottle metadata was recorded.

Recommended review

Before unattended agent use, check whether the tool reads plaintext credentials, writes remote state, publishes artifacts, or shells out to plugins.

executables

Installed executables

CommandKindExposureNote
oasdiffexecutableindexed executableDiscovered from the local executable index.

freshness

Version and freshness

These signals separate page generation age, package-manager activity, and upstream release comparison. Version lag is warned only when an evidence URL and comparable versions are present.

page generated2026-08-03
manager version1.27.0
manager updated2026-07-30
local dataunknown
upstreamnot available
latest detectednot detected
  • okNo freshness warnings were generated.

install metadata

Package metadata

Package keybrew:oasdiff
Version1.27.0
Package managerHomebrew
Homepagehttps://www.oasdiff.com/
Repositoryhttps://github.com/oasdiff/oasdiff
Last updated2026-07-30T21:08:37Z
Pulseupdated
Bottlenot recorded
Servicenone declared

source database matches

Other package-manager records

Matches are pulled from external package-manager indexes and kept separate from local Automic Vault package links.

MacPorts95%

oasdiff

sudo port install oasdiff
  • normalized package name match
  • Matched by: Oasdiff
MacPorts ports tree · api.github.com · MacPorts ports tree: devel/oasdiff/Portfile from https://api.github.com/repos/macports/macports-ports/git/trees/master?recursive=1

package graph

Links come from deterministic package relationships, av.db category and tag curation, ecosystem matches, and package hub membership.

source trail

Generated from repository data

This page is generated by av-web from the private package SQLite artifact built by scripts/generate-pkg-sqlite.py.

Used sources

  • Geiger risk classifier
  • cross-ecosystem install command graph
  • curated package history
  • external package-manager database matches
  • pkg.so package database
  • pkgdb category and tag curation