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rails 4.2.0

Ruby on Rails is a full-stack web framework optimized for programmer happiness and sustainable productivity. It encourages beautiful code by favoring convention over configuration.

Gemfile:
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install:
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Versions:

  1. 8.1.3 March 24, 2026 (7 KB)
  2. 8.1.2.1 March 23, 2026 (7 KB)
  3. 8.1.2 January 08, 2026 (7 KB)
  4. 8.1.1 October 28, 2025 (7 KB)
  5. 8.1.0 October 22, 2025 (7 KB)
  6. 4.2.0 December 20, 2014 (1.4 MB)
Show all versions (521 total)

Runtime Dependencies (10):

actionmailer = 4.2.0
actionpack = 4.2.0
actionview = 4.2.0
activejob = 4.2.0
activemodel = 4.2.0
activerecord = 4.2.0
activesupport = 4.2.0
bundler < 2.0, >= 1.3.0
railties = 4.2.0
sprockets-rails >= 0
Show all transitive dependencies

Managed By:

Rails

Outside Contributors

Authors:

  • David Heinemeier Hansson

SHA 256 checksum:

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Total downloads 726,010,364

For this version 41,152,903

Version Released:

License:

MIT

Required Ruby Version: >= 1.9.3

New versions require MFA: true

Required Rubygems Version: >= 1.8.11

Links:

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