Easy full stack backup operations on UNIX-like systems.

Versioned database views for Rails

Turbo-charged counter caches for your Rails app.

Identify database issues before they hit production.

lol_dba is a small package of rake tasks that scan your application models and displays a list of columns that probably should be indexed. Also, it can generate .sql migration scripts.

Squasher - squash your old migrations in a single command

The tool to avoid various issues due to inconsistencies and inefficiencies between a database schema and application models.

SQL Server Adapter For Rails

minimalist's tiny and ultra-fast database cleaner

Polo travels through your database and creates sample snapshots so you can work with real world data in development.

Ronin is a Free and Open Source Ruby Toolkit for Security Research and Development. Ronin also allows for the rapid development and distribution of code, exploits, payloads, etc, via 3rd-party git repositories.

Database constraints made easy for ActiveRecord.

TinyTDS - Simple and fast FreeTDS bindings for Ruby using DB-Library.

Easy CLI tool for making zero downtime schema changes and backfills in PostgreSQL

Database validations for ActiveRecord

🍀 Trefle is a botanical JSON REST API for plants species, allowing you to search and query over all the registered species, and build the next gardening apps and farming robots.

Zero downtime migrations with ActiveRecord 3+ and PostgreSQL

A Gem for creating partial anonymized dumps of your database using your app model relations.

Ruby persistence framework with entities and repositories

Collection of postal codes in different formats, ready for importing.