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We're looking for feedback on the CommonGrants protocol. View our RFC page to share your thoughts.

A common language for grant data

CommonGrants is an open standard for managing opportunities, applications, and awards across grant platforms.

CommonGrants is part of the SimplerGrants initiative led by the Department of Health and Human Services (HHS). While SimplerGrants focuses on modernizing the federal grant process, CommonGrants is designed to support a more open and interoperable ecosystem for all types of grants.

The grant ecosystem today is fragmented. A patchwork of portals, formats, and systems creates friction for everyone involved:

  • Funders must choose between usability and reach.
  • Grant seekers juggle multiple platforms, answering the same questions over and over.
  • Grant platforms spend time wrangling inconsistent data from disparate sources.
  • Developers face steep costs to build tools that only work in one place.

CommonGrants defines a unified API and data model for funding opportunities, applications, and awards — enabling interoperability by default and extensibility by design.

It lays the groundwork for:

  • A “common app” experience for grant seekers and funders: faster discovery, simpler applications, less duplication.
  • A shared interface for platforms and developers to exchange grant data without building custom integrations for every use case.

By making grant data portable, machine-readable, and easy to connect, CommonGrants helps the ecosystem move from fragmentation to integration.

CommonGrants is designed to be adopted by technical teams, while benefiting a wide range of stakeholders:

Funders

Make your grants easier to find, wherever they’re posted.

Publish once and reach applicants across platforms — no extra lift.

Grant seekers

Spend less time on forms, more time on your mission.

Reuse answers. Apply across portals. Focus on the work that matters.

Grant platforms

Focus on features, not brittle integrations.

Standardize data exchange with other systems — without reinventing the wheel.

Developers

Build tools once. Connect them anywhere.

Work with a consistent interface across platforms — not dozens of custom APIs.