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Tests/test_file_avif.py::TestFileAvif::test_write_rgb fails on riscv64

Status: Open.

#9603 In python-pillow/Pillow;

· felixonmars opened on May 1, 2026

Thread-safety: data race in ImagingDefaultArena block cache (memory_get_block / memory_return_block)

Status: Open.

#9600 In python-pillow/Pillow;

· ctkhanhly opened on May 1, 2026

Image.putpixel incorrectly labels supported arguments in type annotations

Status: Open.

#9584 In python-pillow/Pillow;

· ConnorTippets opened on Apr 23, 2026

FITS images should be big endian

Status: Open.

#9574 In python-pillow/Pillow;

· petsuter opened on Apr 18, 2026

Release Pillow 12.3.0 on July 1, 2026

Release

Status: Open.

#9570 In python-pillow/Pillow;

· radarhere opened on Apr 18, 2026

rounded_rectangle with radius > 50% and single corner

Status: Open.

#9560 In python-pillow/Pillow;

· rysson opened on Apr 13, 2026

KeyError: 'JPEG' when saving RGB images to PDF without explicit format argument

Regression

Status: Open.

#9545 In python-pillow/Pillow;

· Yokomi422 opened on Apr 6, 2026

Support monochrome AVIF saving and loading

Status: Open.

#9465 In python-pillow/Pillow;

· NogginBops opened on Mar 13, 2026

Add riscv64 (linux_riscv64) wheel to PyPI releases

Linux

Status: Open.

#9462 In python-pillow/Pillow;

· gounthar opened on Mar 11, 2026

Can't save all extensions to BytesIO

Status: Open.

#9428 In python-pillow/Pillow;

· CTimmerman opened on Feb 10, 2026

Python 3.15 support

Status: Open.

#9330 In python-pillow/Pillow;

· lmmx opened on Dec 6, 2025

Add scale option to ImageGrab.grab function

macOS

Screen grab

Status: Open.

#9253 In python-pillow/Pillow;

· yaojingguo opened on Oct 14, 2025