WebWork is a Java web-application development framework. It is built specifically with developer productivity and code simplicity in mind, providing robust support for building reusable UI templates, such as form controls, UI themes, internationalization, dynamic form parameter mapping to JavaBeans, robust client and server side validation, and much more.

API elements for JIRA.

Confluence Core

JIRA provides cutting edge issue tracking and project management.

Atlassian Bamboo Web JAR

Atlassian Bamboo API

Atlassian Core Tools.

Atlassian Bamboo Core

Atlassian Crowd Core

Provides additional security through single sign-on and two-step verification

Atlassian Crowd Web Application