Configuration Manager for JIRA needs for Jira needs to be licensed on all instances where it's used.
A commercial license is needed on all production JIRA production Jira servers for doing production work. Every commercial license comes with an unlimited number of developer licenses that can be used on non-production JIRA instances Jira instances corresponding to the one where the commercial license is installed. E.g. in a Test-Staging-Production scenario a commercial CMJ license is needed only on the Production JIRAProduction Jira.
But for a migration a commercial license is needed on both the source and target JIRA serversJira servers, as they are usually both production. If the license is needed only for the duration of a migration, you can purchase a short-term (monthly) one directly from us - please contact sales@botronsoft.com or open a license request at support.botronsoft.com.
Note: If you have a commercial Data Center license for Configuration Manager for Jira on your target instance you can request free monthly licenses for the source instances for the migration or use a trial license.
You can use a trial license for evaluation purposes only. The same trial license can be used on multiple instances for evaluation purposes.