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1. Commits on Sep 14, 2026

   • gh-157377: Don't flush the thread-local allocation count in gc.get_count (#157381)

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     ngoldbaum

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2. Commits on Jul 4, 2026

   • gh-151646: Fix data race between gc.get_stats() and GC in free-threading builds (gh-151766)

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     zangjiucheng

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     claude

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3. Commits on Jun 6, 2026

   • gh-150411: fix `gc_generation.count` race in free-threading (#150413)

     LindaSummer

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     12af26dView commit details

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4. Commits on Jun 3, 2026

   • gh-148613: Fix race in `gc_set_threshold` and `gc_get_threshold` (#150356)

     LindaSummer

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5. Commits on May 24, 2026

   • gh-150285: Fix too long docstrings in Argument Clinic code (GH-150338)

     serhiy-storchaka

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6. Commits on Apr 30, 2026

   • GH-148726: Forward-port generational GC. (GH-148746)

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7. Commits on Apr 4, 2026

   • gh-146527: Heap-allocate gc_stats to avoid bloating PyInterpreterState (#148057)

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     pablogsal

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8. Commits on Mar 28, 2026

   • GH-146527: Add more data to GC statistics and add it to PyDebugOffsets (#146532)

     sergey-miryanov

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9. Commits on Mar 24, 2026

   • gh-128341: Use _Py_ABI_SLOT in stdlib modules (#145770)

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     befeleme

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     vstinner

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10. Commits on Nov 22, 2025

    • GH-140638: Add a GC "candidates" stat (GH-141814)

      brandtbucher

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11. Commits on Nov 19, 2025

    • GH-140638: Add a GC "duration" stat (GH-141720)

      brandtbucher

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12. Commits on Oct 11, 2025

    • gh-111489: Remove _PyTuple_FromArray() alias (#139973)

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      vstinner

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13. Commits on Sep 8, 2025

    • gh-138659: Typo in the gc module docstring (#138660)

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      axdeyy

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14. Commits on Aug 18, 2025

    • GH-137623: Use an AC decorator for docstring line length enforcement (#137690)

      AA-Turner

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15. Commits on Nov 7, 2024

    • gh-122943: Rework support of var-positional parameter in Argument Clinic (GH-122945)

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      serhiy-storchaka

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16. Commits on Oct 31, 2024

    • gh-90370: Argument Clinic: avoid temporary tuple creation for varargs (#126064)

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      skirpichev

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17. Commits on May 3, 2024

    • gh-116322: Add Py_mod_gil module slot (#116882)

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      swtaarrs

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18. Commits on Mar 22, 2024

    • GH-117108: Change the size of the GC increment to about 1% of the total heap size. (GH-117120)

      markshannon

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19. Commits on Mar 20, 2024

    • GH-108362: Incremental Cycle GC (GH-116206)

      markshannon

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      1530932View commit details

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20. Commits on Feb 28, 2024

    • gh-112529: Simplify PyObject_GC_IsTracked and PyObject_GC_IsFinalized (#114732)

      colesbury

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21. Commits on Feb 16, 2024

    • gh-112529: Make the GC scheduling thread-safe (#114880)

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      colesbury

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22. Commits on Feb 7, 2024

    • GH-108362: Revert "GH-108362: Incremental GC implementation (GH-108038)" (#115132)

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      markshannon

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23. Commits on Feb 6, 2024

    • gh-112529: Stop the world around gc.get_referents (#114823)

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      colesbury

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      pablogsal

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24. Commits on Feb 5, 2024

    • GH-108362: Incremental GC implementation (GH-108038)

      markshannon

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25. Commits on Jan 8, 2024

    • gh-113755: Fully adapt gcmodule.c to Argument Clinic (#113756)

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      erlend-aasland

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26. Commits on Jan 5, 2024

    • gh-113688: Split up gcmodule.c (gh-113715)

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      colesbury

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27. Commits on Dec 11, 2023

    • gh-112529: Use atomic operations for `gcstate->collecting` (#112533)

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      colesbury

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28. Commits on Dec 6, 2023

    • gh-111178: Define `visitproc` callback functions properly and remove unnecessary casts in gcmodule.c (#112687)

      chrstphrchvz

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29. Commits on Nov 12, 2023

    • gh-111777: Fix assertion errors on incorrectly still-tracked GC object destruction (#111778)

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      Yhg1s

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30. Commits on Nov 2, 2023

    • gh-108082: Use PyErr_FormatUnraisable() (GH-111580)

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      serhiy-storchaka

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      vstinner

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31. Commits on Oct 4, 2023

    • GH-109369: Merge all eval-breaker flags and monitoring version into one word. (GH-109846)

      markshannon

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32. Commits on Sep 6, 2023

    • gh-108753: Enhance pystats (#108754)

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      vstinner

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      mdboom

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33. Commits on Aug 4, 2023

    • Add some GC stats to Py_STATS (GH-107581)

      markshannon

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34. Commits on Jul 24, 2023

    • gh-106320: Remove private _PyDict C API (#107145)

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      vstinner

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35. Commits on Jun 23, 2023

    • gh-105927: Remove _PyWeakref_GetWeakrefCount() (#106007)

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      vstinner

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