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 312 reference ratings
4.7/5.0 (312)

11Testimonials

  • "Fern is a mission-critical part of Candid's API. Keeping our docs, SDKs, and server implementation in sync was a nightmare. Fern enabled us to adopt API-first development — our engineers …

    Steve Yazicioglu Head of Engineering

  • "The Fern team helped us offer a top-tier developer experience. They embedded with our docs team, migrated over 700+ pages of content, and created an intuitive information architecture across API …

    Matt Makai Vice President of Developer Experience

  • "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 …

    Liz Moy Senior Developer Relations Engineer
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5 Case Studies

  • From handwritten to generated Cohere's SDK journey

  • The first autogenerated SDK with gRPC and REST

    Bear Douglas Director of Developer Relations

  • How Merge uses Fern to ship SDKs

    Gil Feig Chief Technology Officer
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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