secondbase by customink

Catch unsafe PostgreSQL migrations in development and run them easier in production (code helpers for table/column renaming, changing column type, adding columns with default, background migrations, etc). Maintained by fatkodima on GitHub, where it has earned 749 stars from the community.

A gem to define virtual associations on Rails models. Maintained by onyxblade on GitHub, where it has earned 67 stars from the community.

Microscope adds useful scopes targeting ActiveRecord boolean, date and datetime fields. Maintained by mirego on GitHub, where it has earned 61 stars from the community.