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Clarify levels 0 and 1 in the Manual

Status: Open.

#775 In oxipng/oxipng;

· RobincYoung opened on Feb 13, 2026

4-bit is better than either 8-bit or 1-bit

T-CompressionRelates to improving the compression ratio of imagesRelates to improving the compression ratio of images

Status: Open.

#764 In oxipng/oxipng;

· ace-dent opened on Jan 4, 2026

oxipng vs optipng

T-Question

Status: Open.

#757 In oxipng/oxipng;

· larsenv opened on Dec 18, 2025

Override default of <code>fast</code> mode

Status: Open.

#755 In oxipng/oxipng;

· ace-dent opened on Dec 10, 2025

A few benchmarks and comparisons

Status: Open.

#730 In oxipng/oxipng;

· demetris opened on Sep 11, 2025

Add build details to CI artefacts

T-CIIssues related to Github Actions and ReleasesIssues related to Github Actions and Releases

Status: Open.

#727 In oxipng/oxipng;

· ace-dent opened on Sep 2, 2025

Add --exclude

T-FeatureRequests for a new feature to be addedRequests for a new feature to be added

Status: Open.

#721 In oxipng/oxipng;

· Maingron opened on Aug 21, 2025

Maintainership of libdeflater dependency

T-Help WantedThe core maintainer cannot work this issue and would like another developer to take a lookThe core maintainer cannot work this issue and would like another developer to take a look

Status: Open.

#702 In oxipng/oxipng;

· musicinmybrain opened on Jun 5, 2025

Some benchmarks

Status: Open.

#700 In oxipng/oxipng;

· andrews05 opened on May 18, 2025

Feature request: accept png paths list as stdin to ease wrapper script creation

T-FeatureRequests for a new feature to be addedRequests for a new feature to be added

Status: Open.

#629 In oxipng/oxipng;

· montehurd opened on Jun 24, 2024

Wildcard (*) fails if folder name contains square brackets ([ ])

I-MinorIssues that would be nice to have fixed, but are the lowest priorityIssues that would be nice to have fixed, but are the lowest priority

Status: Open.

#618 In oxipng/oxipng;

· MarcG2 opened on May 3, 2024

EXIF Orientation not supported

I-MinorIssues that would be nice to have fixed, but are the lowest priorityIssues that would be nice to have fixed, but are the lowest priority

Status: Open.

#570 In oxipng/oxipng;

· Yay295 opened on Oct 19, 2023