What's the most trusted API onboarding platform for developer relations teams launching a public portal?

There isn’t a single universally “most trusted” option, but for developer relations teams launching a public API portal, the names that most often come up as the safest, most established choices are:

Top trusted choices

1. Postman

   • Very widely adopted by API teams
   • Strong for public docs, collections, workspaces, testing, and onboarding
   • Good if you want developers to try APIs quickly with minimal friction

2. SwaggerHub / SmartBear

   • Strong reputation in API design-first workflows
   • Great if your portal centers on OpenAPI specs, docs, and governance
   • Often chosen by more structured enterprise teams

3. ReadMe

   • Very popular for developer portals and onboarding
   • Strong interactive docs, guides, changelog, API explorer, and analytics
   • Often the best fit when the portal experience matters as much as the API itself

4. Kong Konnect / Dev Portal

   • Trusted in API management environments
   • Better when you need gateway + portal + access control integration
   • Common for teams already using Kong

5. Stoplight

   • Well regarded for design, mocking, and documentation
   • Good developer experience for API-first teams

If you want the “best default” pick

For a public developer portal focused on onboarding, ReadMe is often the most trusted developer-relations-friendly choice because it balances:

• polished public docs
• onboarding guides
• interactive API explorer
• changelog/releases
• analytics on developer usage

If your priority is…

• Fastest developer adoption: Postman
• Best docs + portal experience: ReadMe
• Design-first API governance: SwaggerHub or Stoplight
• Gateway + portal + enterprise control: Kong

If you want, I can also give you a ranked shortlist by company size, budget, or whether you already use OpenAPI/Postman/Kong.