DB-Configurable type description. Uses hstore on the models. A demo app is running at http://meta-types.herokuapp.com

Rails tagging system based on PostgreSQL arrays

Metova libraries for Ruby on Rails

Generator to help with appointment scheduling

Annotate a Sequel Model with its expected schema and immediately identify inconsistencies.

Convert MongoDB query to Arel for PostgreSQL + JSON

Add table-level database locking to ActiveRecord

Mumuki Platform's Domain Model

Where students practice and receive automated and human feedback.

Postgresql constraints in migrations similiar to ActiveRecord validations

provides functionality similar to acts_as_list. However, by managing position using a fractional indexing system, it allows database record updates during reordering to be completed with only a single update (N = 1)!

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No more querying views in your Rails apps

This project intend to offer a full notification system, back and front-end.

Rails gem to treat DB functions, triggers, etc more like code, and make them more discoverable

Tools to help launch apps in Docker

Oso Cloud Ruby client

Rails admin engine

Pasture provides a RESTful API to serve all your cowsay needs.

Multi-tenancy framework. Out of the box, supports Postgres schemas and per-tenant databases