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Client SDKs
Official SDKs for building with the Claude API in Python, TypeScript, Java, Go, Ruby, C#, and PHP.

Announcing the Swift SDK for Android
Swift has matured significantly over the past decade — extending from cloud services to Windows applications, browser apps, and microcontrollers. Swift powers apps and services of all kinds, and thanks to its great interoperability, you can share code across platforms.
Cobalt: apps and an SDK for Kobo e-readers
A launcher, a signed App Store, a Rust SDK, and a capability-isolated runtime for the Kobo Clara BW.

API Integration
Learn about pre-built automation tools and integrations to help your business stay ahead of the curve and deliver IT-as-a service.

OAuth Client Implementation | Bluesky
This is a guide to implementing atproto OAuth clients "The Hard Way." Optimistically, most developers will have an SDK available for their programming language which supports OAuth, and they can simply refer to SDK documentation. This guide is intended for early adopters, SDK maintainers, or developers with more sophisticated OAuth needs. It is agnostic to whether developers are building clients to work the the app.bsky microblogging Lexicons, or implementing novel application Lexicons.

GeminiKit - Swift SDK for Google Gemini AI
Build AI-powered Swift apps with GeminiKit. Native support for all Apple platforms and Linux.
API design guide | Cloud API Design Guide | Google Cloud Documentation
A set of guidelines for designing APIs that are consistent with Google AIPs.
The Best API Documentation Tool
OpenAPI-generated documentation tool with 24k+ stars on Github - make APIs your company's superpower.

Unkey | The Developer Platform for Modern APIs
Unkey brings API deployment, gateways, and observability into one platform.


AI gateway capabilities | Apigee | Google Cloud Documentation
Learn how to use Apigee AI gateway features to govern, optimize, and scale AI traffic.