activemodel 3.0.0.beta2

A toolkit for building modeling frameworks like Active Record and Active Resource. Rich support for attributes, callbacks, validations, observers, 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)
3.0.0.beta2 April 01, 2010 (33 KB)

Show all versions (453 total)

Runtime Dependencies (1):

activesupport = 3.0.0.beta2

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Owners:

Authors:

David Heinemeier Hansson

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Total downloads 801,818,633

For this version 12,137

Version Released:
April 1, 2010 9:24pm

Licenses:
N/A

Required Ruby Version: >= 1.8.7

New versions require MFA: true

Required Rubygems Version: > 1.3.1

Links:

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