Tech Writer's Guide
API Documentation Tools

Breathe

Breathe

A Sphinx extension that brings Doxygen-generated C and C++ reference material into a Sphinx documentation project.

Preview of the business's website.

Services

  • Doxygen to Sphinx bridge

Highlights

  • #sphinx
  • #doxygen
  • #cpp
  • #open-source

Source: Official website. Last checked 2026-09-18. Spot an error? Tell us.

Nearby and similar

More tech writing resources

All tech writing resources

Apiary

API Documentation Tools

An API-first design platform for describing APIs, generating documentation and providing mock servers during development.

apiary.io

Apidog

API Documentation Tools

An integrated API platform combining design, debugging, automated testing, mocking and documentation publishing in one tool.

apidog.com

APIMatic

API Documentation Tools

A platform that transforms API descriptions into SDKs, code samples and a hosted developer experience portal.

apimatic.io

APIs.guru

API Documentation Tools

An open directory of public REST API descriptions converted to OpenAPI 3 format, useful as reference material and test data.

apis.guru

AsyncAPI

API Documentation Tools

An open-source specification and toolchain for documenting event-driven and message-based APIs, with generators for docs and code.

asyncapi.com

Bruno

API Documentation Tools

An open-source API client that stores collections as plain files in a Git repository rather than in a cloud account.

usebruno.com