This is a staging environment for
whattrainisitnow.com
Upcoming releases
| 2026 |
|---|
| Quarter |
Version |
Matching ESR |
Release Owner |
Nightly starts |
Beta starts |
Release day |
| Q4 |
159 |
153.6 + 115.44.0
|
Ryan |
September 27 |
October 8 |
October 27 |
| 160 |
153.7 + 115.45.0
|
Donal |
October 8 |
October 22 |
November 10 |
| 161 |
153.8 + 115.46.0
|
Pascal |
October 22 |
November 5 |
November 24 |
| 162 |
153.9 + 115.47.0
|
Dianna |
November 5 |
November 19 |
December 8 |
| 2027 |
| Q1 |
163 |
153.10 + 115.48.0
|
Ryan |
November 19 |
December 3 |
January 12 |
| 164 |
153.11 + 115.49.0
|
Donal |
December 3 |
January 7 |
January 26 |
| 165 |
153.12 + 115.50.0
|
Pascal |
January 7 |
January 21 |
February 9 |
| 166 |
153.13 + 115.51.0
|
Dianna |
January 21 |
February 4 |
February 23 |
| 167 |
153.14 + 115.52.0
|
Ryan |
February 4 |
February 18 |
March 9 |
| 168 |
153.15 + 115.53.0
|
Donal |
February 18 |
March 4 |
March 23 |
| Q2 |
169 |
153.16
|
Pascal |
March 4 |
March 18 |
April 6 |
| 170 |
153.17
|
Dianna |
March 18 |
April 1 |
April 20 |
| 171 |
153.18
|
Ryan |
April 1 |
April 15 |
May 4 |
| 172 |
153.19
|
Donal |
April 15 |
April 29 |
May 18 |
| 173 |
153.20
|
Pascal |
April 29 |
May 13 |
June 1 |
| 174 |
153.21
|
Dianna |
May 13 |
May 27 |
June 15 |
| 175 |
153.22 + 175.0
|
Ryan |
May 27 |
June 10 |
June 29 |
| Q3 |
176 |
153.23 + 175.1
|
Donal |
June 10 |
June 24 |
July 13 |
| 177 |
153.24 + 175.2
|
Pascal |
June 24 |
July 8 |
July 27 |
| 178 |
153.25 + 175.3
|
Dianna |
July 8 |
July 22 |
August 10 |
| 179 |
153.26 + 175.4
|
Ryan |
July 22 |
August 5 |
August 24 |
| 180 |
153.27 + 175.5
|
Donal |
August 5 |
August 19 |
September 7 |
| 181 |
175.6
|
Pascal |
August 19 |
September 2 |
September 21 |
| Q4 |
182 |
175.7
|
Dianna |
September 2 |
September 16 |
October 5 |
| 183 |
175.8
|
Ryan |
September 16 |
September 30 |
October 19 |
| 184 |
175.9
|
Donal |
September 30 |
October 14 |
November 2 |
| 185 |
175.10
|
Pascal |
October 14 |
October 28 |
November 16 |
| 186 |
175.11
|
Dianna |
October 28 |
November 10 |
November 30 |
| 187 |
175.12
|
Ryan |
November 10 |
November 25 |
December 14 |
| 2028 |
| Q1 |
188 |
175.13
|
Donal |
November 25 |
December 16 |
January 11 |
| 189 |
175.14
|
Pascal |
December 16 |
January 6 |
January 25 |
| 190 |
175.15
|
Dianna |
January 6 |
January 20 |
February 8 |
Developer Edition follows the Beta schedule.
The above schedule can also be consulted as a detailed monthly view.
Click to toggle past releases table data
Past releases
| Version |
Matching ESR |
Release owner |
Nightly starts |
Beta starts |
Release day |
| 158.0 |
153.5 |
Dianna Smith |
2026-09-15 |
2026-09-28 |
2026-10-13 |
| 157.0 |
140.17 + 153.4 |
Pascal Chevrel |
2026-09-01 |
2026-09-14 |
2026-09-29 |
| 156.0 |
140.16 + 153.3 |
Donal Meehan |
2026-08-18 |
2026-08-31 |
2026-09-15 |
| 155.0 |
140.15 + 153.2 |
Ryan VanderMeulen |
2026-07-21 |
2026-08-17 |
2026-09-01 |
| 154.0 |
140.14 + 153.1 |
Dianna Smith |
2026-06-16 |
2026-07-22 |
2026-08-18 |
| 153.0 |
140.13 + 153.0 |
Pascal Chevrel |
2026-05-19 |
2026-06-17 |
2026-07-21 |
| 152.0 |
140.12 |
Ryan VanderMeulen |
2026-04-21 |
2026-05-20 |
2026-06-16 |
| 151.0 |
140.11 |
Donal Meehan |
2026-03-24 |
2026-04-22 |
2026-05-19 |
| 150.0 |
140.10 |
Dianna Smith |
2026-02-24 |
2026-03-25 |
2026-04-21 |
| 149.0 |
140.9 |
Pascal Chevrel |
2026-01-13 |
2026-02-25 |
2026-03-24 |
| 148.0 |
140.8 |
Donal Meehan |
2025-12-09 |
2026-01-13 |
2026-02-24 |
| 147.0 |
140.7 |
Ryan VanderMeulen |
2025-11-11 |
2025-12-09 |
2026-01-13 |
| 146.0 |
140.6 |
Dianna Smith |
2025-10-14 |
2025-11-11 |
2025-12-09 |
| 145.0 |
140.5 |
Pascal Chevrel |
2025-09-16 |
2025-10-14 |
2025-11-11 |
| 144.0 |
140.4 |
Donal Meehan |
2025-08-19 |
2025-09-16 |
2025-10-14 |
| 143.0 |
128.15 + 140.3 |
Ryan VanderMeulen |
2025-07-22 |
2025-08-19 |
2025-09-16 |
| 142.0 |
128.14 + 140.2 |
Dianna Smith |
2025-06-24 |
2025-07-22 |
2025-08-19 |
| 141.0 |
128.13 + 140.1 |
Pascal Chevrel |
2025-05-27 |
2025-06-24 |
2025-07-22 |
| 140.0 |
128.12 + 140.0 |
Donal Meehan |
2025-04-29 |
2025-05-27 |
2025-06-24 |
| 139.0 |
115.24 + 128.11 |
Ryan VanderMeulen |
2025-04-01 |
2025-04-29 |
2025-05-27 |
| 138.0 |
115.23 + 128.10 |
Dianna Smith |
2025-03-04 |
2025-04-01 |
2025-04-29 |
| 137.0 |
115.22 + 128.9 |
Pascal Chevrel |
2025-02-04 |
2025-03-04 |
2025-04-01 |
| 136.0 |
115.21 + 128.8 |
Donal Meehan |
2025-01-07 |
2025-02-04 |
2025-03-04 |
| 135.0 |
115.20 + 128.7 |
Ryan VanderMeulen |
2024-11-26 |
2025-01-07 |
2025-02-04 |
| 134.0 |
115.19 + 128.6 |
Pascal Chevrel |
2024-10-29 |
2024-11-26 |
2025-01-07 |
| 133.0 |
115.18 + 128.5 |
Donal Meehan |
2024-10-01 |
2024-10-29 |
2024-11-26 |
| 132.0 |
115.17 + 128.4 |
Ryan VanderMeulen |
2024-09-03 |
2024-10-01 |
2024-10-29 |
| 131.0 |
115.16 + 128.3 |
Dianna Smith |
2024-08-06 |
2024-09-03 |
2024-10-01 |
| 130.0 |
115.15 + 128.2 |
Pascal Chevrel |
2024-07-09 |
2024-08-06 |
2024-09-03 |
| 129.0 |
115.14 + 128.1 |
Donal Meehan |
2024-06-11 |
2024-07-09 |
2024-08-06 |
| 128.0 |
115.13 + 128.0 |
Ryan VanderMeulen |
2024-05-14 |
2024-06-11 |
2024-07-09 |
| 127.0 |
115.12 |
Pascal Chevrel |
2024-04-16 |
2024-05-14 |
2024-06-11 |
| 126.0 |
115.11 |
Donal Meehan |
2024-03-19 |
2024-04-16 |
2024-05-14 |
| 125.0 |
115.10 |
Ryan VanderMeulen |
2024-02-20 |
2024-03-19 |
2024-04-16 |
| 124.0 |
115.9 |
Dianna Smith |
2024-01-23 |
2024-02-20 |
2024-03-19 |
| 123.0 |
115.8 |
Pascal Chevrel |
2023-12-19 |
2024-01-23 |
2024-02-20 |
| 122.0 |
115.7 |
Donal Meehan |
2023-11-21 |
2023-12-19 |
2024-01-23 |
| 121.0 |
115.6 |
Ryan VanderMeulen |
2023-10-24 |
2023-11-21 |
2023-12-19 |
| 120.0 |
115.5 |
Dianna Smith |
2023-09-26 |
2023-10-24 |
2023-11-21 |
| 119.0 |
115.4 |
Donal Meehan |
2023-08-29 |
2023-09-26 |
2023-10-24 |
| 118.0 |
102.16 + 115.3 |
Pascal Chevrel |
2023-08-01 |
2023-08-29 |
2023-09-26 |
| 117.0 |
102.15 + 115.2 |
Ryan VanderMeulen |
2023-07-04 |
2023-08-01 |
2023-08-29 |
| 116.0 |
102.14 + 115.1 |
Dianna Smith |
2023-06-06 |
2023-07-05 |
2023-08-01 |
| 115.0 |
102.13 + 115.0 |
Donal Meehan |
2023-05-09 |
2023-06-06 |
2023-07-04 |
| 114.0 |
102.12 |
Pascal Chevrel |
2023-04-11 |
2023-05-09 |
2023-06-06 |
| 113.0 |
102.11 |
Ryan VanderMeulen |
2023-03-14 |
2023-04-11 |
2023-05-09 |
| 112.0 |
102.10 |
Dianna Smith |
2023-02-14 |
2023-03-14 |
2023-04-11 |
| 111.0 |
102.9 |
Donal Meehan |
2023-01-17 |
2023-02-14 |
2023-03-14 |
| 110.0 |
102.8 |
Pascal Chevrel |
2022-12-13 |
2023-01-17 |
2023-02-14 |
| 109.0 |
102.7 |
Ryan VanderMeulen |
2022-11-15 |
2022-12-13 |
2023-01-17 |
| 108.0 |
102.6 |
Dianna Smith |
2022-10-18 |
2022-11-15 |
2022-12-13 |
| 107.0 |
102.5 |
Donal Meehan |
2022-09-20 |
2022-10-18 |
2022-11-15 |
| 106.0 |
102.4 |
Pascal Chevrel |
2022-08-23 |
2022-09-20 |
2022-10-18 |
| 105.0 |
91.14 + 102.3 |
Ryan VanderMeulen |
2022-07-26 |
2022-08-23 |
2022-09-20 |
| 104.0 |
91.13 + 102.2 |
Dianna Smith |
2022-06-28 |
2022-07-26 |
2022-08-23 |
| 103.0 |
91.12 + 102.1 |
Donal Meehan |
2022-05-31 |
2022-06-28 |
2022-07-26 |
| 102.0 |
91.11 + 102.0 |
Pascal Chevrel |
2022-05-03 |
2022-05-31 |
2022-06-28 |
| 101.0 |
91.10 |
Ryan VanderMeulen |
2022-04-05 |
2022-05-03 |
2022-05-31 |
| 100.0 |
91.9 |
Dianna Smith |
2022-03-08 |
2022-04-05 |
2022-05-03 |
| 99.0 |
91.8 |
Donal Meehan |
2022-02-08 |
2022-03-08 |
2022-04-05 |
| 98.0 |
91.7 |
Pascal Chevrel |
2022-01-11 |
2022-02-08 |
2022-03-08 |
| 97.0 |
91.6 |
Ryan VanderMeulen |
2021-12-07 |
2022-01-11 |
2022-02-08 |
| 96.0 |
91.5 |
Dianna Smith |
2021-11-02 |
2021-12-07 |
2022-01-11 |
| 95.0 |
91.4 |
Pascal Chevrel |
2021-10-05 |
2021-11-02 |
2021-12-07 |
| 94.0 |
78.16 + 91.3 |
Ryan VanderMeulen |
2021-09-07 |
2021-10-05 |
2021-11-02 |
| 93.0 |
78.15 + 91.2 |
Pascal Chevrel |
2021-08-10 |
2021-09-07 |
2021-10-05 |
| 92.0 |
78.14 + 91.1 |
Ryan VanderMeulen |
2021-07-13 |
2021-08-10 |
2021-09-07 |
| 91.0 |
78.13 + 91.0 |
Pascal Chevrel |
2021-06-01 |
2021-07-13 |
2021-08-10 |
| 90.0 |
78.12 |
Julien Cristau |
2021-04-19 |
2021-06-01 |
2021-07-13 |
| 89.0 |
78.11 |
Pascal Chevrel |
2021-03-23 |
2021-04-20 |
2021-06-01 |
| 88.0 |
78.10 |
Ryan VanderMeulen |
2021-02-23 |
2021-03-23 |
2021-04-19 |
| 87.0 |
78.9 |
Julien Cristau |
2021-01-26 |
2021-02-23 |
2021-03-23 |
| 86.0 |
78.8 |
Pascal Chevrel |
2020-12-15 |
2021-01-26 |
2021-02-23 |
| 85.0 |
78.7 |
Julien Cristau |
2020-11-17 |
2020-12-15 |
2021-01-26 |
| 84.0 |
78.6 |
Ryan VanderMeulen |
2020-10-20 |
2020-11-17 |
2020-12-15 |
| 83.0 |
78.5 |
Pascal Chevrel |
2020-09-22 |
2020-10-20 |
2020-11-17 |
| 82.0 |
78.4 |
Julien Cristau |
2020-08-25 |
2020-09-22 |
2020-10-20 |
| 81.0 |
68.13 + 78.3 |
Ryan VanderMeulen |
2020-07-28 |
2020-08-25 |
2020-09-22 |
| 80.0 |
68.12 + 78.2 |
Julien Cristau |
2020-06-30 |
2020-07-29 |
2020-08-25 |
| 79.0 |
68.11 + 78.1 |
Ryan VanderMeulen |
2020-06-02 |
2020-06-30 |
2020-07-28 |
| 78.0 |
68.10 + 78.0 |
Julien Cristau |
2020-05-05 |
2020-06-02 |
2020-06-30 |
| 77.0 |
68.9 |
Pascal Chevrel |
2020-04-07 |
2020-05-05 |
2020-06-02 |
| 76.0 |
68.8 |
Ryan VanderMeulen |
2020-03-10 |
2020-04-07 |
2020-05-05 |
| 75.0 |
68.7 |
Julien Cristau |
2020-02-11 |
2020-03-10 |
2020-04-07 |
| 74.0 |
68.6 |
Pascal Chevrel |
2020-01-07 |
2020-02-11 |
2020-03-10 |
| 73.0 |
68.5 |
Ryan VanderMeulen |
2019-12-03 |
2020-01-07 |
2020-02-11 |
| 72.0 |
68.4 |
Julien Cristau |
2019-10-22 |
2019-12-03 |
2020-01-07 |
| 71.0 |
68.3 |
Pascal Chevrel |
2019-09-03 |
2019-10-22 |
2019-12-03 |
| 70.0 |
68.2 |
Liz Henry |
2019-07-09 |
2019-09-03 |
2019-10-22 |
| 69.0 |
60.9 + 68.1 |
Ryan VanderMeulen |
2019-05-21 |
2019-07-09 |
2019-09-03 |
| 68.0 |
60.8 + 68.0 |
Julien Cristau |
2019-03-19 |
2019-05-22 |
2019-07-09 |
| 67.0 |
60.7 |
Pascal Chevrel |
2019-01-29 |
2019-03-19 |
2019-05-21 |
| 66.0 |
60.6 |
Liz Henry |
2018-12-11 |
2019-01-29 |
2019-03-19 |
| 65.0 |
60.5 |
Ryan VanderMeulen |
2018-10-23 |
2018-12-11 |
2019-01-29 |
| 64.0 |
60.4 |
Julien Cristau |
2018-09-05 |
2018-10-23 |
2018-12-11 |
| 63.0 |
60.3 |
Pascal Chevrel |
2018-06-26 |
2018-09-05 |
2018-10-23 |
| 62.0 |
60.2 |
Liz Henry |
2018-05-09 |
2018-06-26 |
2018-09-05 |
| 61.0 |
52.9 + 60.1 |
Ryan VanderMeulen |
2018-03-13 |
2018-05-08 |
2018-06-26 |
| 60.0 |
52.8 + 60.0 |
Julien Cristau |
2018-01-23 |
2018-03-14 |
2018-05-09 |
| 59.0 |
52.7 |
Liz Henry |
2017-11-14 |
2018-01-24 |
2018-03-13 |
| 58.0 |
52.6 |
Gerry Chang |
2017-09-28 |
2017-11-15 |
2018-01-23 |
| 57.0 |
52.5 |
Ritu Khotari |
2017-08-08 |
2017-09-26 |
2017-11-14 |
| 56.0 |
52.4 |
Liz Henry |
2017-06-13 |
2017-08-09 |
2017-09-28 |
| 55.0 |
52.3 |
Julien Cristau |
2017-04-19 |
2017-06-14 |
2017-08-08 |
| 54.0 |
52.2 |
Gerry Chang |
2017-01-24 |
2017-04-21 |
2017-06-13 |
| 53.0 |
45.8 + 52.1 |
Liz Henry |
2016-11-15 |
2017-03-08 |
2017-04-19 |
| 52.0 |
45.7 + 52.0 |
Julien Cristau |
2016-09-20 |
2017-01-25 |
2017-03-07 |
| 51.0 |
45.6 |
Gerry Chang |
2016-08-02 |
2016-11-16 |
2017-01-24 |
| 50.0 |
45.5 |
Ritu Khotari |
2016-06-07 |
2016-09-22 |
2016-11-15 |
| 49.0 |
45.4 |
Liz Henry |
2016-04-26 |
2016-08-03 |
2016-09-20 |
| 48.0 |
45.3 |
Sylvestre Ledru |
2016-03-08 |
2016-06-08 |
2016-08-02 |
| 47.0 |
45.2 |
Ritu Khotari |
2016-01-26 |
2016-04-27 |
2016-06-07 |
| 46.0 |
38.8 + 45.1 |
Liz Henry |
2015-12-15 |
2016-03-23 |
2016-04-26 |
| 45.0 |
38.7 + 45.0 |
Sylvestre Ledru |
2015-11-03 |
2016-01-28 |
2016-03-08 |
| 44.0 |
38.6 |
Ritu Khotari |
2015-09-22 |
2015-12-18 |
2016-01-26 |
| 43.0 |
38.5 |
Liz Henry |
2015-08-11 |
2015-11-04 |
2015-12-15 |
| 42.0 |
38.4 |
Sylvestre Ledru |
2015-07-02 |
2015-09-23 |
2015-11-03 |
| 41.0 |
38.3 |
Ritu Khotari |
2015-05-12 |
2015-08-12 |
2015-09-22 |
| 40.0 |
38.2 |
Sylvestre Ledru |
2015-03-31 |
2015-07-03 |
2015-08-11 |
| 39.0 |
31.8 + 38.1 |
Liz Henry |
2015-02-24 |
2015-05-28 |
2015-07-02 |
| 38.0 |
31.7 + 38.0 |
Sylvestre Ledru |
2015-01-13 |
2015-04-02 |
2015-05-12 |
| 37.0 |
31.6 |
Lawrence Mandel |
2014-12-01 |
2015-02-25 |
2015-03-31 |
| 36.0 |
31.5 |
Sylvestre Ledru |
2014-10-14 |
2015-01-16 |
2015-02-24 |
| 35.0 |
31.4 |
Lukas Blakk |
2014-09-02 |
2014-12-04 |
2015-01-13 |
| 34.0 |
31.3 |
Lukas Blakk |
2014-07-22 |
2014-10-16 |
2014-12-01 |
| 33.0 |
31.2 |
Sylvestre Ledru |
2014-06-10 |
2014-09-04 |
2014-10-14 |
| 32.0 |
24.8 + 31.1 |
Lawrence Mandel |
2014-04-29 |
2014-07-24 |
2014-09-02 |
| 31.0 |
24.7 + 31.0 |
Sylvestre Ledru |
2014-03-18 |
2014-06-12 |
2014-07-22 |
| 30.0 |
24.6 |
Lukas Blakk |
2014-02-04 |
2014-05-01 |
2014-06-10 |
| 29.0 |
24.5 |
Sylvestre Ledru |
2013-12-10 |
2014-03-20 |
2014-04-29 |
| 28.0 |
24.4 |
Lukas Blakk |
2013-10-29 |
2014-02-06 |
2014-03-18 |
| 27.0 |
24.3 |
Bhavana Bajaj |
2013-09-17 |
2013-12-12 |
2014-02-04 |
| 26.0 |
24.2 |
Lukas Blakk |
2013-08-06 |
2013-10-31 |
2013-12-10 |
| 25.0 |
17.8 + 24.1 |
Alex Keybl |
2013-06-25 |
2013-09-18 |
2013-10-29 |
| 24.0 |
17.7 + 24.0 |
Bhavana Bajaj |
2013-05-14 |
2013-08-09 |
2013-09-17 |
| 23.0 |
17.6 |
Lukas Blakk |
2013-04-02 |
2013-06-27 |
2013-08-06 |
| 22.0 |
17.5 |
Alex Keybl |
2013-02-19 |
2013-05-16 |
2013-06-25 |
| 21.0 |
17.4 |
Bhavana Bajaj |
2013-01-08 |
2013-04-04 |
2013-05-14 |
| 20.0 |
17.3 |
Lukas Blakk |
2012-11-20 |
2013-02-22 |
2013-04-02 |
| 19.0 |
17.2 |
Alex Keybl |
2012-10-09 |
2013-01-10 |
2013-02-19 |
| 18.0 |
10.8 + 17.1 |
Bhavana Bajaj |
2012-08-28 |
2012-11-26 |
2013-01-08 |
| 17.0 |
10.7 + 17.0 |
Lukas Blakk |
2012-07-17 |
2012-10-11 |
2012-11-20 |
| 16.0 |
10.6 |
Alex Keybl |
2012-06-05 |
2012-08-30 |
2012-10-09 |
| 15.0 |
10.5 |
Alex Keybl |
2012-04-24 |
2012-07-19 |
2012-08-28 |
| 14.0 |
10.4 |
Alex Keybl |
2012-03-13 |
2012-06-07 |
2012-07-17 |
| 13.0 |
10.3 |
Alex Keybl |
2012-01-31 |
2012-04-26 |
2012-06-05 |
| 12.0 |
10.2 |
Alex Keybl |
2011-12-20 |
2012-03-16 |
2012-04-24 |
| 11.0 |
10.1 |
Alex Keybl |
2011-11-08 |
2012-02-03 |
2012-03-13 |
| 10.0 |
10.0 |
Alex Keybl |
2011-09-27 |
2011-12-22 |
2012-01-31 |
| 9.0 |
|
Christian Legnitto |
2011-08-16 |
2011-11-10 |
2011-12-20 |
| 8.0 |
|
Christian Legnitto |
2011-07-05 |
2011-09-29 |
2011-11-08 |
| 7.0 |
|
Christian Legnitto |
2011-05-24 |
2011-08-18 |
2011-09-27 |
| 6.0 |
|
Christian Legnitto |
2011-04-12 |
2011-07-08 |
2011-08-16 |
| 5.0 |
|
Christian Legnitto |
|
2011-05-20 |
2011-06-21 |
| 4.0 |
|
Mike Beltzner |
|
2010-07-06 |
2011-03-22 |
| 3.6 |
|
Mike Beltzner |
|
2009-10-30 |
2010-01-21 |
| 3.5 |
|
Mike Beltzner |
|
2009-04-27 |
2009-06-30 |
| 3.0 |
|
Mike Beltzner |
|
2007-11-19 |
2008-06-17 |
| 2.0 |
|
Basil Hashem |
|
2006-07-12 |
2006-10-24 |
| 1.5 |
|
Basil Hashem |
|
2005-11-01 |
2005-11-29 |
| 1.0 |
|
Basil Hashem |
|
2004-10-27 |
2004-11-09 |