Partner merge wizard without dependency on CRM
Set a default validity delay on quotations
Basic digest mail handling.
Group purchase order line according to procurement group
Add the putaway strategy method back, removed from the stock module in Odoo 11
Add a third address line on partners
Wizard for creating a reversal account move
Group Analytic Entries by Dimensions
Assign roles found in the HTTP header, to the connected user
CMS replacement for user's account form.
Example module on what you can do with cms_status_message