activemodel 4.2.0.beta1

A toolkit for building modeling frameworks like Active Record. Rich support for attributes, callbacks, validations, serialization, internationalization, and testing.

Gemfile:
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install:
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Versions:

8.1.2 January 08, 2026 (69 KB)
8.1.1 October 28, 2025 (69 KB)
8.1.0 October 22, 2025 (69 KB)
8.1.0.rc1 October 15, 2025 (69 KB)
8.1.0.beta1 September 04, 2025 (69 KB)
4.2.0.beta1 August 20, 2014 (44 KB)

Show all versions (453 total)

Runtime Dependencies (2):

activesupport = 4.2.0.beta1

builder ~> 3.1

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Owners:

Authors:

David Heinemeier Hansson

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Total downloads 801,629,373

For this version 36,079

Version Released:
August 20, 2014 2:33am

License:
MIT

Required Ruby Version: >= 1.9.3

New versions require MFA: true

Required Rubygems Version: > 1.3.1

Links:

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