Write your Postgres triggers directly in your models.

This gem allows you to queue objects through a simple to use interface.

Replicate your ActiveRecord tables to Redshift

Reverse engineer existing databases and generate migrations, models, or scaffolding

Base class for salesforce migrations, activerecord types; deduplication rules aware, and rake tasks to sync schema

Generate automatically scopes in your model (PostgreSQL, SQLite, MySQL, etc...)

Rails simple event sourcing engine.

Translator uses postgres hstore to keep model translations in your database.

IPC components for Rails

Simple, bare-bones web app template inspired by Rails.

This gem allow to manage your project rake tasks.

The easiest way to get random records from database with best performance that you ever seen.

Simple gem which provides random ordering for mysql, postgresql and sqlite

Splits database ranges into lower and upper attributes in ActiveRecord

Variation of ranked-model using Pg HStore.

expand search by ransack

Opinionated out-of-the-box Rails API framework designed to simplify Rails configuration

This gem gives your rails app the ability to create large data reports, without influencing the performance of the app server.

Rate Limiter for Rails APIs

ActiveRecord plugin for cursor based pagination for Ruby on Rails. Cursor-based pagination (aka keyset pagination) is a common pagination strategy that avoids many of the pitfalls of “offset–limit” pagination.