API Evangelist API Evangelist
API Learnings
Toolbox
API Evangelist LLC

OpenProject API v3

The OpenProject API v3 is a hypermedia REST API (HATEOAS, HAL+JSON) for managing work packages, projects, users, time entries, attachments, custom fields, and other OpenProject resources. It supports session, basic, bearer (API token), and OAuth 2.0 authentication.

Documentation

Specifications

Other Resources

OpenAPI

openproject-openapi.yml Raw ↑