Databases on Rails. Build a persistent domain model by mapping database tables to Ruby classes. Strong conventions for associations, validations, aggregations, migrations, and testing come baked-in.
Required Ruby Version
>= 3.2.0
Authors
David Heinemeier Hansson
Versions
- 8.1.3.1 July 29, 2026 (556 KB)
- 8.1.3 March 24, 2026 (556 KB)
- 8.1.2.1 March 23, 2026 (555 KB)
- 8.1.2 January 08, 2026 (554 KB)
- 8.1.1 October 28, 2025 (554 KB)
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