Sane ActiveRecord tree builder

Provides various extensions to the Rails ActiveRecord adapters.

ActiveRecord::Base.connection.after_transaction_commit { ... }

A simple API for creating and finding sets of data in your database, built on ActiveRecord.

A Redis-backed virtual ActiveModel, full of possibilities.

Add MySQL geometry type to Active Record.

ActiveRecord Object Instrumenter: Instrument the creation of ActiveRecord objects

ar_pg_array includes support of PostgreSQL's int[], float[], text[], timestamptz[] etc. into ActiveRecord. You could define migrations for array columns, query on array columns.

These RSpec matchers allow guarding against N+1 queries by specifying exactly how many queries you expect each of your ActiveRecord models to perform.

Add support for PostgreSQL's SEQUENCE on ActiveRecord migrations

Associate multiple models together and make them behave as one.

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Access postgres without blocking.

A simple API for creating and finding sets of data in your database, built on ActiveRecord.

Automatic data change tracking for Ruby on Rails.

Measure and benchmark execution time of your ruby methods. Forgot about `Time.now - t` solution. Use `benchmark` to see how much time it take sto execute your method.

BindLogAnalyzer analyzes a Bind query log file and stores its data into a SQL database using ActiveRecord. It provides a fancy web interface to show some query stats and graphs.

Automatically userstamps create and update operations if the table has created_by and/or updated_by columns

Rails database scrubber and loader, great for seeding your dev db with real but sanitized data

Activities recording and retrieving using a simple Pub/Sub architecture.