3.13.0 schedule

Note: the dates below use a 17-month development period that resultsin a 12-month release cadence between feature versions, as defined byPEP 602.

Actual:

• 3.13 development begins: Monday, 2023-05-22
• 3.13.0 alpha 1: Friday, 2023-10-13
• 3.13.0 alpha 2: Wednesday, 2023-11-22
• 3.13.0 alpha 3: Wednesday, 2024-01-17
• 3.13.0 alpha 4: Thursday, 2024-02-15
• 3.13.0 alpha 5: Tuesday, 2024-03-12
• 3.13.0 alpha 6: Tuesday, 2024-04-09
• 3.13.0 beta 1: Wednesday, 2024-05-08(No new features beyond this point.)
• 3.13.0 beta 2: Wednesday, 2024-06-05
• 3.13.0 beta 3: Thursday, 2024-06-27
• 3.13.0 beta 4: Thursday, 2024-07-18
• 3.13.0 candidate 1: Thursday, 2024-08-01
• 3.13.0 candidate 2: Friday, 2024-09-06
• 3.13.0 candidate 3: Tuesday, 2024-10-01
• 3.13.0 final: Monday, 2024-10-07

Bugfix releases

Actual:

• 3.13.1: Tuesday, 2024-12-03
• 3.13.2: Tuesday, 2025-02-04
• 3.13.3: Tuesday, 2025-04-08
• 3.13.4: Tuesday, 2025-06-03
• 3.13.5: Wednesday, 2025-06-11(hotfix)
• 3.13.6: Wednesday, 2025-08-06
• 3.13.7: Thursday, 2025-08-14
• 3.13.8: Tuesday, 2025-10-07
• 3.13.9: Tuesday, 2025-10-14
• 3.13.10: Tuesday, 2025-12-02
• 3.13.11: Friday, 2025-12-05
• 3.13.12: Tuesday, 2026-02-03

Expected:

• 3.13.13: Tuesday, 2026-04-07
• 3.13.14: Tuesday, 2026-06-09
• 3.13.15: Tuesday, 2026-08-04
• 3.13.16: Tuesday, 2026-10-06(Final regular bugfix release with binary installers)

Source-only security fix releases

Provided irregularly on an as-needed basis until October 2029.

3.13 Lifespan

3.13 will receive bugfix updates approximately every 2 months forapproximately 24 months. Around the time of the release of 3.15.0 final, thefinal 3.13 bugfix update will be released. After that, it is expected thatsecurity updates (source only) will be released until 5 years after therelease of 3.13.0 final, so until approximately October 2029.