cost

[RAFAEL P SANTOS]

This question is in reference to Atlassian Documentation: Project management with JIRA

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[Nic Brough -Adaptavist-]

Start at https://www.atlassian.com/software/jira/pricing?tab=host-in-the-cloud

After you've tried that out, I'd have a look at the Portfolio add-on, but also a lot of the other add-ons available on the marketplace.  I don't think JIRA quite does "project management" without any add-ons, unless you really are only managing one project at a time.