JIRA developer documentation
Extending JIRA is easier than you think. Build add-ons, write scripts, integrate your external applications, or even start a business on the Atlassian Marketplace. It all starts here.
Get acquainted with the JIRA platform using our guides, tutorials, and more.
Browse JIRA's full API reference for our REST and Java APIs.
Get the latest news for JIRA add-on developers, including changes to our APIs and platform.