Pull Request Labels by Reconquest
Add-on can be installed from Atlassian Marketplace.
Add-on is pretty straightforward to use.
After installation, Bitbucket UI will be extended by add-on to support labels.
Pull Request List & Search
Add-on adds new table column named "Labels" along with "Label" filter to pull request list page.
Click on "Label" filter to limit pull requests only to that which have selected label previously assigned.
Click on selected label again to reset filter.
All other filters on filter bar still can be applied to result list.
Adding & Removing labels
Add-on extends detailed pull request view page by adding "Labels" side panel.
To add new label, click on "edit" icon near "Labels" header, enter label text (or select exist one) and hit enter.
New label will be assigned to pull request.
To remove label, click on
(x) button near label text.
Dashboard will be extended with "Labels" column as well.