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Contributing to Open Commerce

Learn how to contribute to Open Commerce.

Mailchimp Open Commerce (formerly Reaction Commerce)

Product capabilities and documentation of Mailchimp Open Commerce.

Track Outside Activity with Events

Monitor and act on your users’ behavior outside emails with the Events endpoint.

Synchronize Audience Data with Webhooks

Keep your data store in sync with your Mailchimp audience via webhooks.

Run Async Requests with the Batch Endpoint

Scale large or long-running calls to the Marketing API with batch requests.

Marketing API Quick Start

Use this guide to start using the Mailchimp Marketing API. Learn how to generate your API key, install the client library, and make your first API call.

Organize Contacts with Tags

Use tags to bring your application’s email targeting and organization strategy into Mailchimp.

Manage Contacts and Events with the Mobile SDK

Create and update contact information and events with the Mailchimp Mobile SDK.

Create Your First Audience

Integrate your application with the Marketing API to create and add contacts to a new audience.

Create a Webhook for Customer Journey Builder or Campaign Manager

Learn how to create a webhook for a Customer Journey map or with Campaign Manager.

Access Data on Behalf of Other Users with OAuth 2

Integrate your product with your users’ Mailchimp accounts by authenticating via OAuth.

Mobile SDK

Include the Mobile SDK in an Android or iOS app to add your user data to Mailchimp.