A new custom field type to create fields to search and link multiple issues to the field
A new custom field
Create new fields with the issue picker custom field and let your users pick multiple or single issue to assign them to the fields.
JQL filter to filter issue picker results
You can add a JQL filter to an issue picker to shorten the search results.
Quick search for recently viewed issues
When editing your created fields they will display your recently viewed issues to quickly select them.
You can view issue key, summary and the current status from field
Create link between Issue Picker
You can configure issue picker to create link between issues using issue picker values