jesjos/active_record_upsert

FlexLabs.Upsert is a library that brings UPSERT functionality to common database providers for Entity Framework in their respective native SQL syntax

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).

Simple PostgreSQL's COPY command support in ActiveRecord models

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A library for bulk insertion of data into your database using ActiveRecord.

Adds ActiveRecord validations that prevent overlapping datetime and other linearly ordered ranges — bookings, reservations, meetings, shifts. One SQL query; supports scoping and open-ended ranges. Supports Rails 6.1–8.1

The tool to avoid various issues due to inconsistencies and inefficiencies between a database schema and application models.

Enforces DDL/migration safety in Ruby on Rails project with an emphasis on explicitly choosing trade-offs and avoiding unnecessary magic.

Rails Plugin - soft-delete your ActiveRecord records. It's like an explicit version of ActsAsParanoid