ActiveRecord

order_queryglebm/order_query

Efficiently find next/previous ActiveRecord records using keyset pagination in a single query.

activerecord-typedstorebyroot/activerecord-typedstore

Adds type definitions, validations, and default values to ActiveRecord::Store for structured JSON/HStore columns in Rails.

DeepPluckkhiav223577/deep_pluck

A Ruby gem that efficiently plucks attributes from nested ActiveRecord associations without loading full records.

algoliasearch-railsalgolia/algoliasearch-rails

A Ruby gem for integrating Algolia's search API with ActiveRecord, Mongoid, and Sequel ORMs.

ActionStorerails-engine/action-store

A Rails gem for storing polymorphic user actions (likes, follows, stars, etc.) in a single table with ActiveRecord.

Sequenceddjreimer/sequenced

A Ruby gem that generates scoped sequential IDs for ActiveRecord models to avoid exposing primary keys in URLs.

Second Level Cachehooopo/second_level_cache

A write-through and read-through caching library for ActiveRecord 4-6, inspired by Cache Money and cache_fu.

activerecord-postgres_enumbibendi/activerecord-postgres_enum

Adds migration and schema.rb support for PostgreSQL enum data types in ActiveRecord.

Destroyed Atdockyard/ruby-destroyed_at

An ActiveRecord mixin that adds safe soft-delete functionality with timestamps and restoration capabilities.

Garnerartsy/garner

A Ruby and Rack cache layer with model binding and hierarchical invalidation for application logic caching.

Consulmakandra/consul

A scope-based authorization library for Ruby on Rails that controls access by describing sets of accessible things.

ActiveValidatorsfranckverrot/activevalidators

A collection of pre-built, tested ActiveModel/ActiveRecord validators for common data formats like email, phone, and credit cards.

kt-paperclipkreeti/kt-paperclip

Easy file attachment management for ActiveRecord with image processing, validation, and multiple storage backends.

fast_countfatkodima/fast_count

A Ruby gem for quickly getting approximate row counts for large database tables with >99% accuracy for PostgreSQL.

PermenantRecordsJackDanger/permanent_records

A Rails plugin for soft-deleting ActiveRecord records by setting a deleted_at timestamp instead of permanent deletion.

slack-ruby-bot-serverslack-ruby/slack-ruby-bot-server

A Ruby library for building complete, multi-team Slack bot services with OAuth button integration.

KashmirIFTTT/kashmir

A Ruby DSL for serializing objects with built-in caching and ActiveRecord query optimization.

ActiveFlagkenn/active_flag

Store up to 64 boolean flags in a single integer column with ActiveRecord using bit arrays.

SecondBasecustomink/secondbase

A Rails gem for seamless second database integration, extending ActiveRecord tasks to manage dual databases.

ActiveRecord::Turntabledrecom/activerecord-turntable

A database sharding extension for ActiveRecord that enables horizontal partitioning of MySQL databases in Ruby on Rails applications.

rabarberenjaku4/rabarber

A simple role-based authorization library for Ruby on Rails with multi-tenancy support.

Rabarberbrownboxdev/rabarber

A simple role-based authorization library for Ruby on Rails with multi-tenancy support.

active_snapshotwestonganger/active_snapshot

A Ruby gem for creating and restoring explicit snapshots of ActiveRecord models and their associations with a transparent, white-box design.

activerecord_cursor_paginatehealthie/activerecord_cursor_paginate

A Ruby gem providing cursor-based pagination for ActiveRecord relations with support for custom ordering.

pluck_in_batchesfatkodima/pluck_in_batches

A Ruby gem providing ActiveRecord batch methods for plucking columns, reducing SQL queries and memory usage by up to 50%.

acts_as_archivalexpectedbehavior/acts_as_archival

An ActiveRecord plugin for atomic archiving and unarchiving of object trees with dependent associations.

que-schedulerhlascelles/que-scheduler

A cron scheduler extension for the Que async job worker, enabling scheduled background jobs via YAML configuration.

rgeo-activerecordrgeo/rgeo-activerecord

Spatial extensions and adapter helpers for ActiveRecord using RGeo's OGC Simple Features implementation.

elasticsprintercu/elastics-rb

A simple, thread-safe Elasticsearch client for Ruby with ActiveRecord integration and zero-downtime migration tools.

Standbykenn/standby

A conservative ActiveRecord gem for selectively reading from standby databases with explicit block-based control.

ActsAsRecursiveTree1and1/acts_as_recursive_tree

A Rails gem that enables efficient tree-based data queries using recursive SQL with PostgreSQL or SQLite.