hotsheet by renuo

A modern modular service object toolkit for Rails, that respects database transactions and adds type checks to returned values. Maintained by DmitryTsepelev on GitHub, where it has earned 80 stars from the community.

The guide to build a Rails app from a to z. Maintained by jp7io on GitHub, where it has earned 75 stars from the community.

Add support for master/slave database clusters in ActiveRecord to improve performance. Maintained by bdurand on GitHub, where it has earned 222 stars from the community.