see also version independent topics.

• Status: maintained
• release manager: naruse
• ABI Version: 2.4.0

• bump version.h
  • done at r53302, 2015-12-25
• ruby:DevelopersMeeting20160118Japan
• ruby:DevelopersMeeting20160216Japan
• ruby:DevelopersMeeting20160316Japan
• ruby:DevelopersMeeting20160413Japan
• ruby:DevelopersMeeting20160517Japan
• ruby:DevelopersMeeting20160613Japan
• preview1: 2016-06-20
  • [ruby-core: 76082] Ruby 2.4.0-preview1 Released
• ruby:DevelopersMeeting20160719Japan
• Call for Feature Proposals
  • CallForFeatureProposalTemplate
  • [ruby-core:76631]
• ruby:DevelopersMeeting20160809Japan
• ruby:DevelopersMeeting20160907Japan
• RubyKaigi 2016-09-08/10
  • [ruby-core:77237] Ruby 2.4.0-preview2 Released
• ruby:DevelopersMeeting20161011Japan
• Ruby開発合宿
• [ruby-core: 78058] Ruby 2.4.0-preview3 Released
• RubyConf 2015-11-10
• ruby:DevelopersMeeting20161125Japan
• Release Candidate
  • 2015-12-12
• [ruby-core: 78607] Ruby 2.4.0-rc1 Released
  • feature freeze
• fix bugs: 1 week
• ruby:DevelopersMeeting20161221Japan
• fix only critical bugs: 1 week
• 2015-12-24
  • create ruby_2_4 branch
  • don't fix after this unless a critical bug is found
• Release
  • [ruby-core: 78822] Ruby 2.4.0 Released