Open Supporter Data Interface

We’re defining an API and data structures to enable true interoperability among products for organizations with progressive values.
Active
Since 2019
Open-source

Founders:

Josh Cohen

Open Supporter Data Interface
Org. type: Advocacy organization
Project type: Tool or platform
Tags: partisan

Related links:

Last modified: Nov 12, 2025 Added: Jun 22, 2021
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