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 undefined

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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Customer Rating Review Scorebased on 69 reference ratings
4.7/5.0 (69)

11Testimonials

  • "Fern automated SDK maintenance, allowing us to support all popular programming languages without needing dedicated engineering resources. Working with the Fern team is like having 'McKinsey for APIs' - they bring expert-level guidance in OpenAPI and SDK design."

    Liz MoySenior Developer Relations Engineer
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5 Case Studies

  • From handwritten to generated Cohere's SDK journey

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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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