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activemodel 5.1.6

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. 8.1.3 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. 5.1.6 March 29, 2018 (50.5 KB)
Show all versions (458 total)

Runtime Dependencies (1):

activesupport = 5.1.6
Show all transitive dependencies

Managed By:

Rails

Outside Contributors

Authors:

  • David Heinemeier Hansson

SHA 256 checksum:

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Total downloads 828,131,615

For this version 4,689,233

Version Released:

License:

MIT

Required Ruby Version: >= 2.2.2

New versions require MFA: true

Links:

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