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[MNT]: Revamp draw_path_collection() API

Maintenance

Status: Open.

#30547 In matplotlib/matplotlib;

· r3kste opened on Sep 11, 2025

Add U, V and C setter to Quiver

New feature

status: needs rebase

status: needs revision

topic: plotting methods

Status: Open (in progress).

matplotlib/matplotlibnumber 26410

#26410 In matplotlib/matplotlib;

· ericpre opened on Jul 29, 2023

[Bug]: Inconsistent line anti-aliasing in PolyCollection

status: confirmed bug

Status: Open.

#30549 In matplotlib/matplotlib;

· lganic opened on Sep 11, 2025

Deterministic Rendering

topic: path handling

Status: Open (in progress).

matplotlib/matplotlibnumber 30576

#30576 In matplotlib/matplotlib;

· melwyncarlo opened on Sep 17, 2025

Multivar imshow

Documentation: APIfiles in lib/ and doc/apifiles in lib/ and doc/api

topic: collections and mappables

topic: color/color & colormaps

topic: images

topic: pyplot API

Status: Open (in progress).

matplotlib/matplotlibnumber 30597

#30597 In matplotlib/matplotlib;

· trygvrad opened on Sep 24, 2025

Some short lines added with plot() are missing in the PNG output depending on DPI

backend: agg

keepItems to be ignored by the “Stale” Github ActionItems to be ignored by the “Stale” Github Action

status: confirmed bug

status: has patchpatch suggested, PR still neededpatch suggested, PR still needed

Status: Open.

#20192 In matplotlib/matplotlib;

· tskir opened on May 9, 2021

Proof of Concept: Data Containers

topic: collections and mappables

topic: contour

topic: images

Status: Draft (not ready).

matplotlib/matplotlibnumber 30865

#30865 In matplotlib/matplotlib;

· ksunden opened on Dec 16, 2025

Add wai-aria property to the artist accessibility annotations.

accessibility

New feature

status: needs comment/discussionneeds consensus on next stepneeds consensus on next step

status: needs rebase

Status: Draft (not ready).

matplotlib/matplotlibnumber 21328

#21328 In matplotlib/matplotlib;

· tonyfast opened on Oct 10, 2021

Type hints in _type1font.py

status: needs rebase

Status: Open (in progress).

matplotlib/matplotlibnumber 30187

#30187 In matplotlib/matplotlib;

· jkseppan opened on Jun 19, 2025

Use std::visit to exhaust std::variant possibilities.

backend: agg

Maintenance

topic: text/fonts

Status: Open (in progress).

matplotlib/matplotlibnumber 30773

#30773 In matplotlib/matplotlib;

· anntzer opened on Nov 21, 2025

tight_layout support for subfigure

status: waiting for other PR

Status: Open (in progress).

matplotlib/matplotlibnumber 26108

#26108 In matplotlib/matplotlib;

· leejjoon opened on Jun 11, 2023

Add support for (some) colour fonts

backend: agg

topic: text/fonts

Status: Open (in progress).

matplotlib/matplotlibnumber 30725

#30725 In matplotlib/matplotlib;

· QuLogic opened on Nov 4, 2025

ft2font: Add internal API for accessing font variations

status: needs comment/discussionneeds consensus on next stepneeds consensus on next step

topic: text/fonts

Status: Open (in progress).

matplotlib/matplotlibnumber 31434

#31434 In matplotlib/matplotlib;

· QuLogic opened on Apr 1, 2026

Support {lua,xe}tex as alternative usetex engine.

backend: agg

backend: pdf

backend: ps

CI: Run cibuildwheelRun wheel building tests on a PRRun wheel building tests on a PR

CI: Run cygwinRun cygwin tests on a PRRun cygwin tests on a PR

Documentation: buildbuilding the docsbuilding the docs

Documentation: devdocsfiles in doc/develfiles in doc/devel

Documentation: examplesfiles in galleries/examplesfiles in galleries/examples

Documentation: tutorialsfiles in galleries/tutorialsfiles in galleries/tutorials

status: needs rebase

Status: Draft (not ready).

matplotlib/matplotlibnumber 29807

#29807 In matplotlib/matplotlib;

· anntzer opened on Mar 25, 2025

ENH: allow non-monotonic contour levels

status: needs comment/discussionneeds consensus on next stepneeds consensus on next step

topic: contour

Status: Open (in progress).

matplotlib/matplotlibnumber 31237

#31237 In matplotlib/matplotlib;

· jklymak opened on Mar 4, 2026

[ENH]: Remove artists from axes completely.

New feature

Status: Open.

#25168 In matplotlib/matplotlib;

· komoto48g opened on Feb 7, 2023

[Sec]: Disable auto-loading custom matplotlibrc files

Security HardeningProactive security hardening. Existing vulnerabilities should be reported per our security policyProactive security hardening. Existing vulnerabilities should be reported per our security policy

Status: Open.

#31346 In matplotlib/matplotlib;

· scottshambaugh opened on Mar 21, 2026

Cannot render Apple Color Emoji in plots

keepItems to be ignored by the “Stale” Github ActionItems to be ignored by the “Stale” Github Action

topic: text/fonts

Status: Open.

#12830 In matplotlib/matplotlib;

· brienna opened on Nov 18, 2018

[Bug]: Font fallback issue with CJK characters in text containing math formulas

status: confirmed bug

Status: Open.

#29173 In matplotlib/matplotlib;

· SomeBottle opened on Nov 22, 2024

Drop support for Inkscape < 1

Maintenance

Status: Draft (not ready).

matplotlib/matplotlibnumber 31660

#31660 In matplotlib/matplotlib;

· QuLogic opened on May 12, 2026

MNT: account for changes in setuptools-scm

Status: Draft (not ready).

matplotlib/matplotlibnumber 31387

#31387 In matplotlib/matplotlib;

· tacaswell opened on Mar 26, 2026

DOC: plotting section for Users Guide

Documentation: devdocsfiles in doc/develfiles in doc/devel

Documentation: examplesfiles in galleries/examplesfiles in galleries/examples

Documentation: plot typesfiles in galleries/plot_typesfiles in galleries/plot_types

Documentation: user guidefiles in galleries/users_explain or doc/usersfiles in galleries/users_explain or doc/users

status: needs comment/discussionneeds consensus on next stepneeds consensus on next step

status: needs rebase

Status: Open (in progress).

matplotlib/matplotlibnumber 29124

#29124 In matplotlib/matplotlib;

· jklymak opened on Nov 11, 2024

DOC: just new labels

Documentation: examplesfiles in galleries/examplesfiles in galleries/examples

Documentation: plot typesfiles in galleries/plot_typesfiles in galleries/plot_types

Documentation: user guidefiles in galleries/users_explain or doc/usersfiles in galleries/users_explain or doc/users

status: needs comment/discussionneeds consensus on next stepneeds consensus on next step

Status: Open (in progress).

matplotlib/matplotlibnumber 29508

#29508 In matplotlib/matplotlib;

· jklymak opened on Jan 23, 2025

Introduce ArtistList for FigureBase

API: changesChanges to the public API, typically requiring deprecation.Changes to the public API, typically requiring deprecation.

Documentation: examplesfiles in galleries/examplesfiles in galleries/examples

Documentation: tutorialsfiles in galleries/tutorialsfiles in galleries/tutorials

Documentation: user guidefiles in galleries/users_explain or doc/usersfiles in galleries/users_explain or doc/users

status: waiting for other PR

topic: axes

topic: figures and subfigures

topic: text

Status: Draft (not ready).

matplotlib/matplotlibnumber 31746

#31746 In matplotlib/matplotlib;

· rcomer opened on May 25, 2026

MNT: Move "backend" from a regular rcParams dict entry to a class attribute

Maintenance

Status: Open (in progress).

matplotlib/matplotlibnumber 31792

#31792 In matplotlib/matplotlib;

· timhoffm opened on May 31, 2026