Developers

Welcome to the API

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Build Something Browser

Build something that means something

The Classy API is a creative opportunity unlike any other. Use the power of the Classy platform to enrich supporter experiences, integrate with the tools you love, and develop a world best fit for your organization.

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Endless Possibilities

An ever-expanding universe of opportunity

The Classy API is a complete reimagination of how social enterprises can drive their missions forward online. Although it's designed to get you up-and-running quickly, the API is also engineered as a launchpad for any need your organization dreams up.

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Classy API Newsletter

Stay up-to-date on new features and functionalities.

Custom Dashboards & Visualizations

Add a competitive edge to your campaigns with leaderboards, supporter numbers, and thermometers.

Leaderboards & Visible Metrics

Add a competitive edge to your campaigns with leaderboards, supporter numbers, and thermometers.

Third-Party Integrations

Build custom integrations between Classy and other products or services you use and love.

Unique Supporter Experiences

Control your own signup process so a supporter never leaves your site or app to start a fundraising page.

Team Management

Manage your administrators and team members from other services and integrations.

Offline Donation Management

Manage offline donations with less hassle by importing offline donations in bulk.

Whether you are just starting to fundraise online, or you are looking to diversify your online fundraising, Classy has the fundraising solution you need to raise more money and advance your mission.