Ruby: Version Release Dates

By Xah Lee. Date: . Last updated: .

Here's the Ruby version release history.

Ruby 1.9 is a major release, is NOT compatible with Ruby 1.8.

versiondate
3.1.22022-04-12
3.1.12022-02-18
3.1.02021-12-25
3.0.42022-04-12
3.0.32021-11-24
3.0.22021-07-07
3.0.12021-04-05
3.0.02020-12-25
2.7.62022-04-12
2.7.52021-11-24
2.7.42021-07-07
2.7.32021-04-05
2.7.22020-10-02
2.7.12020-03-31
2.7.02019-12-25
2.6.92021-11-24
2.6.82021-07-07
2.6.72021-04-05
2.6.62020-03-31
2.6.52019-10-01
2.6.42019-08-28
2.6.32019-04-17
2.6.22019-03-13
2.6.102022-04-12
2.6.12019-01-30
2.6.02018-12-25
2.5.92021-04-05
2.5.82020-03-31
2.5.72019-10-01
2.5.62019-08-28
2.5.52019-03-15
2.5.42019-03-13
2.5.32018-10-18
2.5.22018-10-17
2.5.12018-03-28
2.5.12018-03-28
2.5.02017-12-25
2.4.92019-10-02
2.4.82019-10-01
2.4.72019-08-28
2.4.62019-04-01
2.4.52018-10-17
2.4.42018-03-28
2.4.42018-03-28
2.4.32017-12-14
2.4.22017-09-14
2.4.102020-03-31
2.4.12017-03-22
2.4.02016-12-25
2.3.82018-10-17
2.3.72018-03-28
2.3.62017-12-14
2.3.52017-09-14
2.3.42017-03-30
2.3.32016-11-21
2.3.22016-11-15
2.3.12016-04-26
2.3.02015-12-25
2.2.92017-12-14
2.2.82017-09-14
2.2.72017-03-28
2.2.62016-11-15
2.2.52016-04-26
2.2.42015-12-16
2.2.32015-08-18
2.2.22015-04-13
2.2.102018-03-28
2.2.12015-03-03
2.2.02014-12-25
2.1.92016-03-30
2.1.82015-12-16
2.1.72015-08-18
2.1.62015-04-13
2.1.52014-11-13
2.1.42014-10-27
2.1.32014-09-19
2.1.22014-05-09
2.1.102016-04-01
2.1.12014-02-24
2.1.02013-12-25
2.0.0p02013-02-24
1.9.32011-10-31
1.9.1-p3782010-01-10
1.9.1-p3762009-12-07
1.9.1-p2432009-07-18
1.9.1-p1292009-05-12
1.9.1-p02009-01-30
1.8.7-p722008-08-11
1.8.7-p712008-08-08
1.8.7-p2492010-01-10
1.8.7-p2482009-12-24
1.8.7-p222008-06-20
1.8.7-p1742009-06-15
1.8.7-p1732009-06-09
1.8.7-p172008-06-09
1.8.7-p1602009-04-09
1.8.72008-06-01
1.8.6-p3992010-02-04
1.8.6-p3982010-02-03
1.8.6-p3882010-01-10
1.8.6-p3832009-08-03
1.8.6-p3692009-06-09
1.8.6-p3682009-03-31
1.8.6-p2872008-08-11
1.8.6-p2862008-08-08
1.8.6-p2302008-06-20
1.8.62007-03-13
1.8.5-p2312008-06-20
1.8.02003-08-04
1.6.02000-09-19
1.4.01999-08-13
1.21998-12-25
1.1c01998-07-17
1.0-9612251996-12-25
0.951995-12-21
0.01993-02-24

parts based on ftp timestamp by Urabe Shyouhei, from http://www.ruby-forum.com/topic/205165

Ruby, beginner info