Currently there is no plugin available.
Upsource has an HTTP API and it might be easy to implement one.
But still JetBrains seems not to understand "integration" questions regarding (or doesn't like ) Jira:
The world turned once, new Upsource is out: http://blog.jetbrains.com/upsource/2015/11/18/upsource-2-5-is-released/ as you can read on http://blog.jetbrains.com/upsource/2015/11/02/upsource-jira-integration/ JIRA integration has improved ... from within Upsource BUT as you can see in http://blog.jetbrains.com/upsource/files/2015/10/map-3.png there seems to be an integration (Code Review id is a link?) but I can't find that in documentation about integration: https://www.jetbrains.com/upsource/help/2.0/issue_tracker_integration.html Still there is no real JIRA plugin, neither is there a file or commit view as like with Fisheye-Crucible or Bitbucket (formerly Stash) perhaps: anyone out who tried this new version and integration yet?
Introducing Jira Cloud for Excel Here at the product integrations team at Atlassian, we are thrilled to announce the new Jira Cloud for Excel add-in! This add-in lets you export Jira data directly ...
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