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activemodel 4.1.9.rc1

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

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install:
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Versions:

  1. 8.1.3 March 24, 2026 (69.5 KB)
  2. 8.1.2.1 March 23, 2026 (69 KB)
  3. 8.1.2 January 08, 2026 (69 KB)
  4. 8.1.1 October 28, 2025 (69 KB)
  5. 8.1.0 October 22, 2025 (69 KB)
  6. 4.1.9.rc1 January 02, 2015 (43.5 KB)
Show all versions (458 total)

Runtime Dependencies (2):

activesupport = 4.1.9.rc1
builder ~> 3.1

Managed By:

Outside Contributors

Authors:

  • David Heinemeier Hansson

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Total downloads 827,885,511

For this version 3,683

Version Released:

License:

MIT

Required Ruby Version: >= 1.9.3

New versions require MFA: true

Required Rubygems Version: > 1.3.1

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