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activemodel 4.2.3.rc1

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:

  1. 8.1.2 January 08, 2026 (69 KB)
  2. 8.1.1 October 28, 2025 (69 KB)
  3. 8.1.0 October 22, 2025 (69 KB)
  4. 8.1.0.rc1 October 15, 2025 (69 KB)
  5. 8.1.0.beta1 September 04, 2025 (69 KB)
  6. 4.2.3.rc1 June 22, 2015 (44.5 KB)
Show all versions (453 total)

Runtime Dependencies (2):

activesupport = 4.2.3.rc1
builder ~> 3.1
Show all transitive dependencies

Owners:

Authors:

  • David Heinemeier Hansson

SHA 256 checksum:

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Total downloads 784,591,129

For this version 4,623

Version Released:

License:

MIT

Required Ruby Version: >= 1.9.3

New versions require MFA: true

Required Rubygems Version: > 1.3.1

Links:

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