ReleaseEngineering - Ruby - Ruby Issue Tracking System

Release Engineering¶

Versioning Policy¶

since release of 2.1.0(includes 2.1.0)¶

Format: X.Y.Z
X: major version; increased when incompatible change which can’t be released in MINOR
Y: minor version; increased every christmas, may be API incompatible (always ABI incompatible)
Z: teeny; security or bug fix which maintains API compatibility

before 2.1.0¶

Format: X.Y.ZpP
X: major version; may increment in the future
Y: minor version; incremented with large improvement
Z: teeny; incremented with each release
P: patch level; incremented with each patch for the release

Glossary¶

• preview: It is alpha or beta release. Feedback is welcome, it can be reflect to the final release.
• rc: Release Candidate; The feature of the final release is already frozen (feature freeze). Bug reports are still welcome. Feedback for newly added feature is also welcome.
• RTM: Release to Manufacture; p0 (patch level 0); GM (Golden Master); the final release.

Active branch¶

master¶

• Status: developing
• release manager: naruse
• ABI Version: 2.8.0
• ReleaseEngineering28

ruby_2_7¶

• Status: maintained
• release manager: nagachika
• ABI Version: 2.7.0
• ReleaseEngineering27

ruby_2_6¶

• Status: maintained
• release manager: usa
• ABI Version: 2.6.0
• ReleaseEngineering26
• Normal maintenance: will finish on 2021-03-31
• Security maintenance: will finish on 2022-03-31

ruby_2_5¶

• Status: maintained (security only)
• release manager: usa
• ABI Version: 2.5.0

• ReleaseEngineering25

• 2017-12-25: 2.5.0 released

• Normal maintenance: finished on 2020-03-31

• Security maintenance: will finish on 2021-03-31

ruby_2_4¶

• Status: EOL
• release manager: usa
• ABI Version: 2.4.0

• ReleaseEngineering24

• 2016-12-24: 2.4.0 released

• Normal maintenance: finished on 2019-03-31

• Security maintenance: finished on 2020-03-31

ruby_2_3¶

• Status: EOL
• release manager: usa
• ABI Version: 2.3.0

• ReleaseEngineering23

• 2015-12-25: 2.3.0 released

• Normal maintenance: finished on 2018-03-31

• Security maintenance: finished on 2019-03-31

ruby_2_2¶

• Status: EOL

• ABI Version: 2.2.0

• 2014-12-25: 2.2.0 released

• Normal maintenance: finished on 2017-03-31

• Security maintenance: finished on 2018-03-31

• ReleaseEngineering22

ruby_2_1¶

• Status: EOL

• ABI Version: 2.1.0

• 2013-12-26: 2.1.0 released

• Normal maintenance: finished on 2016-03-30

• Security maintenance: finished on 2017-03-31

• ReleaseEngineering210

ruby_2_0_0¶

• Status: EOL

• ABI Version: 2.0.0

• 2013-02-24: 2.0.0-p0 released

• Normal maintenance: finished on 2015-02-24

• Security maintenance: finished on 2016-02-24

• Supported Platforms

see also version dependent topics.

The old stable series of Ruby.¶

• Supported Platforms
• Supported Platforms (日本語)

see also version dependent topics.

ruby_1_9_3¶

• Status: EOL
• Maintainer: usa

• ABI Version: 1.9.1

• Normal maintenance: finished on 2014-02-23

• Security maintenance: finished on 2015-02-23

ruby_1_9_2¶

• Status: EOL
• Maintainer: hone

• ABI Version: 1.9.1

• Normal maintenance: finished on June 2012

• Security fixes: finished on 2013-06-01

• Extended maintenance: finished on 2014-06-30

The very old stable series of Ruby.¶

• Release Plan and Branch Policy
• Release Plan and Branch Policy (日本語)

see also version dependent topics.

ruby_1_8_7¶

• Status: EOL
• Maintainer: hone

• ABI Version: 1.8

• Extended maintenance: finished on 2014-06-30

Obsoleted branch¶

ruby_1_9_1¶

• Status: EOL
• ABI Version: 1.9.1

ruby_1_8¶

• Status: EOL
• ABI Version: 1.8

ruby_1_8_6¶

• Status: EOL
• ABI Version: 1.8

ruby_1_8_5¶

• Status: EOL
• ABI Version: 1.8

History¶

The History of Ruby

Discussion¶

• The latest (unofficial) release plan discussion (2012/06/01) memo: https://twitter.com/mrkn/status/220044401433513984/photo/1/large It's only discussion. Not decided.