Fern

Read 11 Fern reviews and testimonials from customers, explore 5 case studies and customer success stories, and watch customer videos to see why companies chose Fern as their

Fern is an open-source platform for generating software development kits (SDKs) and application programming interface (API) documentation. Developer-focused companies like Square, Webflow, Intercom, and more use Fern to streamline their development process, typically starting by uploading an API specification (OpenAPI, AsyncAPI, OpenRPC, and more.

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  • 5 Case Studies View
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Customer Rating Review Score based on 292 reference ratings
4.7/5.0 (292)

11Testimonials

  • "We partnered with Fern for SDKs, and after seeing their docs platform, it was a no-brainer to expand."

    Vic Plummer Dev Content Lead

  • "The explosion of AI-driven developer tools has created an urgent need for faster, frictionless integration. By eliminating friction from the developer experience and managing the gritty engineering work that is …

    Lindsey Li Vice President

  • "Partnering with Fern, we went from 1 SDK → 4 SDKs and are set up to offer whatever language developers ask for next. Fern also generates our documentation website that …

    Billy Trend Developer Relations Engineer
10 more testimonials currently locked

5 Case Studies

  • Announcing WebSocket Support with AsyncAPI v3

  • How Candid sped up API development by 50% by going schema first

  • From handwritten to generated Cohere's SDK journey

4 more case studies currently locked

Additional Fern Information & Resources

Read Fern Reviews, Testimonials & Customer References from 11 real Fern customers.

Browse Fern Case Studies, Customer Success Stories, & Customer References from 5 businesses that use Fern.

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