Atlassian Jira - Zendesk 2-way/1-way integration + migration. SaaS/On Premise.

Integrate your Atlassian Jira (Jira Cloud/Jira Server/Jira Data Center) with Zendesk. Migrate from Jira to Zendesk, or from Zendesk to Jira.
Integrate statuses, attachments, assignees, and custom fields.
SaaS or On-Premise deployment, with free trial.