Estimated hours from effort plugin. This plugin populates the Estimated Time field based on a set of custom values in an effort field.
Installation:
Copy folder to vendor/plugins in your redmine directory.
Assumptions:
The custom effort field already exists in the custom_fields section of the admin panel and is called “Effort”.
It should be set up with the following values:
Minimal (0-2 hrs) Low (2-5 hrs) Medium (5-10 hrs) High (10-20 hrs) Extra High (20+ hrs)