Fern SDK

Fern SDK is a platform that enhances the API developer experience by automatically generating multilingual SDKs and interactive documentation, helping API providers streamline integration and reduce maintenance costs.

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API SDK generatorMultilingual SDK generationAPI documentation automationDeveloper experience platformOpenAPI document generationAPI integration tools

Features of Fern SDK

Automatically generate language-idiomatic client SDKs from API specifications

Supports multiple languages including TypeScript, Python, Go, Java, C#, Ruby

Automatically creates an interactive documentation site that stays in sync with your API in real time

Customizable documentation sites that align with your brand visuals

Open-core product with rapid expansion of SDK language support

Use Cases of Fern SDK

When API providers need to generate client libraries for multiple languages, Fern SDK automates the generation

Development teams maintain API docs by automatically creating interactive docs that stay in sync with API implementations

Enterprises adopting an API-first development strategy use Fern SDK to keep SDKs and documentation aligned with the specifications

Engineering teams seeking to reduce manual effort in writing and maintaining multilingual SDKs adopt Fern SDK

FAQ about Fern SDK

QWhat is Fern SDK?

Fern SDK is a platform designed to enhance the API developer experience, with core capabilities to automatically generate multilingual SDKs and interactive documentation from API specifications.

QWhich programming languages does Fern SDK support?

It supports popular languages including TypeScript, Python, Go, Java, C#, and Ruby, with easy extension to more languages.

QHow does Fern SDK help reduce engineering costs?

By automating the generation and maintenance of SDKs and documentation, it reduces manual coding effort and has helped customers significantly lower engineering costs.

QWhat is the relationship between Fern SDK and Postman?

Fern was acquired by Postman but continues to operate as an independent product; both teams remain dedicated to advancing the API ecosystem and developer experience.

QWhat types of customers is Fern SDK suited for?

Ideal for API teams ranging from startups to publicly traded enterprises, especially those aiming to improve developer experience and API reliability.

QWhat are the characteristics of Fern SDK-generated documentation?

Docs are kept in real-time sync with the API, offer customizable brand visuals, and provide an interactive API browsing experience.

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