# OSF Registration Schemas API

**Canonical:** https://apis.io/apis/osf/osf-registration-schemas-api/  
**Provider:** OSF — https://apis.io/providers/osf/  
**Base URL:** https://api.osf.io  
**Documentation:** https://developer.osf.io

OSF Registration Schemas API is one of 41 APIs that [OSF](https://apis.io/providers/osf/) publishes on the [APIs.io](https://apis.io/) network, described by a machine-readable OpenAPI specification. Tagged areas include Registration Schemas. The published artifact set on APIs.io includes an OpenAPI specification.

A Registration Schemas defines the range of valid responses to a registration. Each Registration Schema is composed of <a href="#tag/Registration-Schema-Blocks">"blocks"</a> that define the individual questions a user responds to. Registration Schemas are created by the Center for Open Science or an affiliated institution and periodically migrated into the system. Registration Schemas are updated and deactivated using an internal versioning system.

## Operations (2)

| Method | Path | Summary |
|---|---|---|
| GET | `/schemas/registrations/` | Retrieve a list of Registration Schemas |
| GET | `/schemas/registrations/{registration_schema_id}` | Retrieve a Registration Schema |

## Machine-readable artifacts (1)

- **OpenAPI** — https://artifacts.apis.io/osf/openapi/osf-registration-schemas-api-openapi.yml

## Other OSF APIs (12)

- [OSF API](https://apis.io/apis/osf/osf-api/)
- [OSF Actions API](https://apis.io/apis/osf/osf-actions-api/)
- [OSF Applications API](https://apis.io/apis/osf/osf-applications-api/)
- [OSF Base API](https://apis.io/apis/osf/osf-base-api/)
- [OSF CEDAR Metadata API](https://apis.io/apis/osf/osf-cedar-metadata-api/)
- [OSF Citations API](https://apis.io/apis/osf/osf-citations-api/)
- [OSF Collection Providers API](https://apis.io/apis/osf/osf-collection-providers-api/)
- [OSF Collection Submission Actions API](https://apis.io/apis/osf/osf-collection-submission-actions-api/)
- [OSF Collection Submissions API](https://apis.io/apis/osf/osf-collection-submissions-api/)
- [OSF Collections API](https://apis.io/apis/osf/osf-collections-api/)
- [OSF Comments API](https://apis.io/apis/osf/osf-comments-api/)
- [OSF Contributors API](https://apis.io/apis/osf/osf-contributors-api/)

## Tags

Registration Schemas

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/osf/osf-registration-schemas-api/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/osf/.