Best API & developer docs for developers
We list 15 API & developer docs tools, ranked by community votes and market presence (how often other tools are positioned as alternatives to them). Top picks right now: Mintlify, ReadMe, Stoplight.
| # | Tool | Pricing | Starts at | Best for | Platforms | Votes |
|---|---|---|---|---|---|---|
| 1 | Mintlify Beautiful docs from Markdown and OpenAPI | Freemium | $540/mo | Developers | web | 0 |
| 2 | ReadMe Interactive API documentation hubs | Freemium | $250/mo | Developers, Enterprise | web | 0 |
| 3 | Stoplight API design, docs and governance | Freemium | $56/mo | Developers, Enterprise | web | 0 |
| 4 | Postman API platform for testing, mocking, documenting and sharing APIs | Freemium | $9/mo | Developers, Small businesses, Enterprise | web, macos, windows, linux | 0 |
| 5 | Redocly OpenAPI reference docs and portals | Paid | $10/mo | Developers | web | 0 |
| 6 | Apidog All-in-one API design, testing, mocking and docs; a Postman rival | Freemium | $12/mo | Developers, Small businesses, Enterprise | web, macos, windows, linux | 0 |
| 7 | Scalar Open-source API docs and client | Open source | $150/mo | Developers | web | 0 |
| 8 | Fern SDKs and docs generated from your API spec | Freemium | — | Developers | web | 0 |
| 9 | Speakeasy OpenAPI-to-SDK, Terraform and MCP generator, now an AI control plane | Paid | — | Developers, Enterprise | web, macos, windows, linux | 0 |
| 10 | SwaggerHub SmartBear's hosted OpenAPI design, governance and docs platform | Paid | $25/mo | Developers, Enterprise | web | 0 |
| 11 | Bump.sh Hosted API docs, changelogs and MCP servers from OpenAPI and AsyncAPI | Paid | $50/mo | Developers, Small businesses, Enterprise | web | 0 |
| 12 | Docusaurus Static docs sites built with React | Open source | $0 | Developers | web | 0 |
| 13 | GitBook Docs that sync with Git | Freemium | $65/mo | Developers, Small businesses | web | 0 |
| 14 | Hoppscotch Open-source API client for REST, GraphQL and realtime testing | Open source | $8/mo | Developers, Small businesses, Enterprise | web, macos, windows, linux | 0 |
| 15 | Insomnia Open-source API client for REST, GraphQL, gRPC and MCP from Kong | Open source | $12/mo | Developers, Small businesses, Enterprise | macos, windows, linux | 0 |
All 15 tools
1.Mintlify
▲ 0Beautiful docs from Markdown and OpenAPI
Freemium · $540Developerschecked Oct 20
2.ReadMe
▲ 0Interactive API documentation hubs
Freemium · $250Developerschecked Oct 20
3.Stoplight
▲ 0API design, docs and governance
Freemium · $56Developerschecked Oct 20
4.Postman
▲ 0API platform for testing, mocking, documenting and sharing APIs
Freemium · $9Developerschecked Oct 20
5.Redocly
▲ 0OpenAPI reference docs and portals
Paid · $10Developerschecked Oct 20
6.Apidog
▲ 0All-in-one API design, testing, mocking and docs; a Postman rival
Freemium · $12Developerschecked Oct 20
7.Scalar
▲ 0Open-source API docs and client
Open source · $150Developerschecked Oct 20
8.Fern
▲ 0SDKs and docs generated from your API spec
FreemiumDeveloperschecked Oct 20
9.Speakeasy
▲ 0OpenAPI-to-SDK, Terraform and MCP generator, now an AI control plane
PaidDeveloperschecked Oct 20
SmartBear's hosted OpenAPI design, governance and docs platform
Paid · $25Developerschecked Oct 20
11.Bump.sh
▲ 0Hosted API docs, changelogs and MCP servers from OpenAPI and AsyncAPI
Paid · $50Developerschecked Oct 20
Static docs sites built with React
Open sourceDeveloperschecked Oct 20
13.GitBook
▲ 0Docs that sync with Git
Freemium · $65Developerschecked Oct 20
Open-source API client for REST, GraphQL and realtime testing
Open source · $8Developerschecked Oct 20
15.Insomnia
▲ 0Open-source API client for REST, GraphQL, gRPC and MCP from Kong
Open source · $12Developerschecked Oct 20