What's Changed

• CI: adjust CPython PR generation logic by @native-api in #3392
• Add CPython 3.15.0a5 by @nedbat in #3393

Full Changelog: v2.6.19...v2.6.20

What's Changed

• Add CPython 3.15.0a4 by @nedbat in #3390

Full Changelog: v2.6.18...v2.6.19

What's Changed

• Fix an infinite loop if a shim is symlinked to and called from a different location with "system" version active by @native-api in #3375
• CI: Update and cleanup workflow scripts by @native-api in #3372
• Add PowerShell support by @fblanchetNaN in #2749
• rehash: support older BSD mktemp by @native-api in #3376
• rehash: report final lock acquisition error while silencing provisional ones; init: don't silence automatic rehash by @native-api in #3377
• pyenv launcher: introduce and export _PYENV_INSTALL_PREFIX by @rockandska in #3334
• README: Document how to change Python version in a shell spawned from a Python-based program (e.g. Jupyter) by @native-api in #3380
• Recognize an argument to -j in MAKEFLAGS when building extensions in 3.10-3.11 and latest 3.5-3.9 by @native-api in #3379
• CI: add a script to autogenerate CPython build scripts by @native-api in #3358
• Add miniconda3-25.11.1-1 by @binbjz in #3382
• CI: exclude unsupported MacOS-x64 for recent Miniconda versions by @binbjz in #3385
• Auto-accept TOS for miniconda3-25+ by @native-api in #3386
• Add anaconda-2025.12-1 by @native-api in #3387
• CI: automatically check for CPython releases and generate PRs by @native-api in #3388

New Contributors

• @fblanchetNaN made their first contribution in #2749

Full Changelog: v2.6.17...v2.6.18

What's Changed

• Add miniforge 25.9.1-0, 25.11.0-1 by @13steinj in #3371
• miniconda3-latest: auto accept TOS by @native-api in #3373
• Add CPython 3.15.0a3 by @edgarrmondragon in #3374

New Contributors

• @13steinj made their first contribution in #3371

Full Changelog: v2.6.16...v2.6.17

What's Changed

• rehash: Fix hanging for 60 seconds when shims directory is not writable due to Linux Landlock by @native-api in #3367
• Add Miniconda3-25.9.1-3 by @binbjz in #3368
• sh-rehash: Fix erroneously executing rather than printing a command by @native-api in #3369
• Add CPython 3.13.11, 3.14.2 by @cesarcoatl in #3370

Full Changelog: v2.6.15...v2.6.16

What's Changed

• Add CPython 3.13.10 by @jsirois in #3364

Full Changelog: v2.6.14...v2.6.15

What's Changed

• CI: Bump actions/checkout from 5 to 6 in the github-actions group by @dependabot[bot] in #3360
• Fix "ld: symbol(s) not found" for C system calls in some MacOS versions if XCode is for a newer major MacOS version by @native-api in #3362
• Add CPython 3.14.1 by @nedbat in #3363

Full Changelog: v2.6.13...v2.6.14

What's Changed

• CI: Replace macos-13 with macos-15-intel by @edgarrmondragon in #3356
• Add Miniconda3-25.9.1-1 by @binbjz in #3357
• Add CPython 3.15.0a2 by @nedbat in #3359

Full Changelog: v2.6.12...v2.6.13

What's Changed

• Add graalpy-25.0.1 by @msimacek in #3350
• Add CPython 3.9.25 by @nedbat in #3355

Full Changelog: v2.6.11...v2.6.12

What's Changed

• Support building against Homebrew Tcl/Tk 9 by @native-api in #3343
• Add CPython 3.13.9 by @nedbat in #3346
• Add CPython 3.15.0a1 by @edgarrmondragon in #3347

Full Changelog: v2.6.10...v2.6.11