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Circle offers SDKs for client-side and server-side integration to the Developer Services APIs. These SDKs reduce the amount of boilerplate code you need to write and help abstract complexities to simplify the development process. You can use the Web, iOS, or Android SDK to integrate Circle solutions into your app.
Developer Services productServer-side SDKClient-side SDK
Wallets: ModularNot requiredWeb
iOS
Android
Wallets: Dev-Controlled[Node.js][devc-nodejs]
[Python][devc-python]		Not required
Wallets: User-Controlled[Node.js][userc-nodejs]
[Python][userc-python]		Web
iOS
Android
React Native
ContractsNode.js
Python		Not required

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Server-side SDKs

Developer-controlled wallets Node.js SDK

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Developer-controlled wallets Python SDK

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User-controlled wallets Node.js SDK

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User-controlled wallets Python SDK

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Contracts Node.js SDK

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Contracts Python SDK

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Client-side SDKs

Modular Wallet Web SDK

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Modular Wallet iOS SDK

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Modular Wallet Android SDK

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User-Controlled Wallets SDKs

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