Browse and manage Environments of all your Applications. Create and share your own Environment Filters to build custom Jira Dashboards for your teams. More info
You can create customized timelines to book and plan activities (ex: deployments, tests,...) on your environments. Timelines can then be shared and re-used in your various Jira Dashboards. More info
Example of Jira Dashboard build on top of Golive gadgets. It also uses standard Jira gadgets to gather issue statistics based on Environment customfields and JQL functions.
Apwide JQL functions
You can use custom JQL functions to create Jira issue filters that depend on current Environments configuration and statuses: deployedVersions(), deployedAndPreviousVersions() and unarchivedVersions(). More info