| 15.4-RC3 | Thursday, 26 November 2020, 11:21 | RC |
| 15.4-RC2 | Monday, 23 November 2020, 12:45 | RC |
| 15.4-RC1 | Tuesday, 17 November 2020, 12:54 | RC |
| 15.3 | Tuesday, 17 November 2020, 08:26 | Stable |
| 15.3-RC3 | Wednesday, 11 November 2020, 09:03 | RC |
| 15.3-RC2 | Friday, 6 November 2020, 07:15 | RC |
| 15.3-RC1 | Tuesday, 3 November 2020, 11:50 | RC |
| 15.2.1 | Monday, 2 November 2020, 14:14 | Stable |
| 15.2.1-RC2 | Monday, 2 November 2020, 12:17 | RC |
| 15.2.1-RC1 | Monday, 2 November 2020, 07:15 | RC |
| 15.2 | Tuesday, 27 October 2020, 09:06 | Stable |
| 15.2-RC6 | Friday, 23 October 2020, 06:54 | RC |
| 15.2-RC5 | Wednesday, 21 October 2020, 10:59 | RC |
| 15.2-RC4 | Monday, 19 October 2020, 08:14 | RC |
| 15.2-RC3 | Friday, 16 October 2020, 07:42 | RC |
| 15.1.1 | Thursday, 15 October 2020, 16:25 | Stable |
| 15.1.1-RC2 | Thursday, 15 October 2020, 15:41 | RC |
| 15.2-RC1 | Wednesday, 14 October 2020, 13:14 | RC |
| 15.1 | Wednesday, 14 October 2020, 08:23 | Stable |
| 15.1-RC9 | Tuesday, 13 October 2020, 06:42 | RC |
| 15.1-RC8 | Monday, 12 October 2020, 12:10 | RC |
| 15.1-RC7 | Monday, 12 October 2020, 09:07 | RC |
| 15.1-RC6 | Thursday, 8 October 2020, 13:45 | RC |
| 15.1-RC5 | Wednesday, 7 October 2020, 11:00 | RC |
| 15.1-RC4 | Wednesday, 7 October 2020, 09:19 | RC |