Swagger is the best API development tool for API documentation and is used by teams and enterprises to streamline their API workflows.

Sphinx is the best documentation tool for technical writing and is used by developers and technical writers worldwide.

ReadMe is the best documentation platform for API management and is used by developers to create user-friendly API docs.

man7.org is the central resource for Michael Kerrisk, focusing on Linux programming, the man-pages project, and training courses related to The Linux Programming Interface.

Stoplight is the best API design tool for OpenAPI documentation and is used by developers and tech executives to streamline API workflows.

Mintlify is an AI-native documentation platform built for developers, offering beautiful, out-of-the-box docs with intelligent assistance and enterprise security.

Apiary is an API-First platform used by developers to accelerate and control the design, development, and documentation of APIs.

Hashnode is a blogging and API documentation platform for developers and teams.

Redocly is an API documentation tool suite (Reunite, Redoc, Revel, Reef) that helps companies turn APIs into a superpower through better onboarding and governance.

RapidAPI is the world's largest API marketplace, allowing developers to find, test, and connect to thousands of APIs in one place.

HexDocs is the official documentation hosting service for Elixir and Erlang packages published on Hex.pm, making package documentation easily accessible.

Document360 is an AI-powered knowledge base platform for creating, managing, and publishing organized documentation, user manuals, and SOPs for teams and customers.

Dropbox Tech Blog features engineering insights on application development, AI/ML, infrastructure, security, and mobile development at Dropbox.

Archbee is a knowledge portal platform for building beautiful, searchable documentation, knowledge bases, and FAQs used by growing teams.

Nordic APIs is a leading resource providing high-impact blog posts, eBooks, and industry events focused on API business models, technology, and strategy for practitioners.

ApiDog is an API development and testing platform for developers and QA teams, offering features like API documentation, debugging, and mock servers.

Intelligent Returns is the world’s smartest online returns platform providing client integration, documentation, and API access for e-commerce returns management.

I'd Rather Be Writing is a technical writing blog and resource offering an API documentation course focused on technical communication, AI impact, and API docs.

OpenAPI.Tools is an open-source directory listing high-quality, community-driven tools for working with the OpenAPI Specification.

Bump.sh is the best API documentation platform for tech writers and engineers and is used by teams to improve developer experience.

APIMatic automates OpenAPI spec transformation into production-ready SDKs, developer portals, and AI tools for API providers.