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Multithreading PNG decoding, "parallel" PNG's

enhancementNew feature or requestNew feature or request

needs resolved discussion

Status: Open.

#54 In w3c/png;

· richgel999 opened on Dec 14, 2021

Suggestion: regular restart markers

enhancementNew feature or requestNew feature or request

needs resolved discussion

Status: Open.

#41 In w3c/png;

· jcupitt opened on Nov 30, 2021

Consider using Zstandard and/or LZ4 instead of Deflate

backwards-incompatible

enhancementNew feature or requestNew feature or request

needs resolved discussion

Status: Open.

#39 In w3c/png;

· richgel999 opened on Nov 30, 2021

Add the Apple <code>iDOT</code> chunk to the PNG Extensions specification

documentationImprovements or additions to documentationImprovements or additions to documentation

needs resolved discussion

registration: new chunk

Status: Open.

#530 In w3c/png;

· svgeesus opened on Jul 9, 2025

PNG Restart Marker specification

needs resolved discussion

registration: new chunk

Status: Open.

#60 In w3c/png;

· randy408 opened on Dec 16, 2021

Much faster standard PNG writing

enhancementNew feature or requestNew feature or request

needs resolved discussion

Status: Open.

#55 In w3c/png;

· richgel999 opened on Dec 14, 2021

5th edition meta-issue

Status: Open.

#537 In w3c/png;

· ProgramMax opened on Sep 3, 2025