Database constraints made easy for ActiveRecord.
Make your PostgreSQL migrations safe
The tool to avoid various issues due to inconsistencies and inefficiencies between a database schema and application models.
Integrate PostgreSQL's enum data type into ActiveRecord's schema and migrations.
Catch unsafe PostgreSQL migrations in development and run them easier in production (code helpers for table/column renaming, changing column type, adding columns with default, background migrations, etc).
Enumerated attributes with I18n and ActiveRecord/Mongoid support
Modern encryption for Ruby and Rails
1 capture since 2026-06-09
Gemfile
· ruby · 0 dependencies
rein.gemspec
· ruby · 2 dependencies