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Enhance the Enhanced Responsive Images plugin to account for more blocks

[Plugin] Enhanced Responsive ImagesIssues for the Enhanced Responsive Images plugin (formerly Auto Sizes)Issues for the Enhanced Responsive Images plugin (formerly Auto Sizes)

[Type] EnhancementA suggestion for improvement of an existing featureA suggestion for improvement of an existing feature

Status: Open.

Enhancement

#2449 In WordPress/performance;

· westonruter opened on Apr 9, 2026

Add explanation for why modern format images may not appear after upload

[Plugin] Modern Image FormatsIssues for the Modern Image Formats plugin (formerly WebP Uploads)Issues for the Modern Image Formats plugin (formerly WebP Uploads)

[Type] EnhancementA suggestion for improvement of an existing featureA suggestion for improvement of an existing feature

Good First IssueIssue particularly suitable to be worked on by new contributorsIssue particularly suitable to be worked on by new contributors

WCAsiaIssues flagged as Contributor Day candidates.Issues flagged as Contributor Day candidates.

Status: Open.

Enhancement

#2442 In WordPress/performance;

· b1ink0 opened on Apr 8, 2026

Register Abilities for Performance Lab plugins

[Type] EnhancementA suggestion for improvement of an existing featureA suggestion for improvement of an existing feature

WCAsiaIssues flagged as Contributor Day candidates.Issues flagged as Contributor Day candidates.

Status: Open.

Enhancement

#2441 In WordPress/performance;

· westonruter opened on Apr 8, 2026

Deprecation warning for wp-env tests environment

[Type] BugAn existing feature is brokenAn existing feature is broken

InfrastructureIssues for the overall performance plugin infrastructureIssues for the overall performance plugin infrastructure

WCAsiaIssues flagged as Contributor Day candidates.Issues flagged as Contributor Day candidates.

Status: Open.

Task

#2437 In WordPress/performance;

· westonruter opened on Apr 2, 2026

Image Placeholders not honoring image resizing

[Plugin] Image PlaceholdersIssues for the Image Placeholders plugin (formerly Dominant Color Images)Issues for the Image Placeholders plugin (formerly Dominant Color Images)

[Type] BugAn existing feature is brokenAn existing feature is broken

WCAsiaIssues flagged as Contributor Day candidates.Issues flagged as Contributor Day candidates.

Status: Open.

#2432 In WordPress/performance;

· Dogway opened on Mar 29, 2026

Enqueued Assets audit: treat non-cacheable and zero-size responses as errors

[Plugin] Performance LabIssue relates to work in the Performance Lab Plugin onlyIssue relates to work in the Performance Lab Plugin only

[Type] EnhancementA suggestion for improvement of an existing featureA suggestion for improvement of an existing feature

Status: Open.

Enhancement

#2417 In WordPress/performance;

· tejas0306 opened on Mar 17, 2026

Add native lazy loading support for HTML video and audio tags

[Plugin] Image PrioritizerIssues for the Image Prioritizer plugin (dependent on Optimization Detective)Issues for the Image Prioritizer plugin (dependent on Optimization Detective)

[Type] FeatureA new feature within an existing moduleA new feature within an existing module

WCAsiaIssues flagged as Contributor Day candidates.Issues flagged as Contributor Day candidates.

Status: Open.

#2400 In WordPress/performance;

· adamsilverstein opened on Feb 25, 2026

PNG => AVIF => Always bigger files

[Plugin] Modern Image FormatsIssues for the Modern Image Formats plugin (formerly WebP Uploads)Issues for the Modern Image Formats plugin (formerly WebP Uploads)

[Type] BugAn existing feature is brokenAn existing feature is broken

Status: Open.

#2399 In WordPress/performance;

· vegetable-bits opened on Feb 24, 2026

Performance Benchmarks for WordPress 7.0

[Type] EpicA high-level project / epic that will encompass several sub-issuesA high-level project / epic that will encompass several sub-issues

WP CoreWork relates to inclusion in WP Core onlyWork relates to inclusion in WP Core only

Status: Open.

#2398 In WordPress/performance;

· mukeshpanchal27 opened on Feb 23, 2026

WebP not generated/served when “Output fallback images” is enabled

[Plugin] Modern Image FormatsIssues for the Modern Image Formats plugin (formerly WebP Uploads)Issues for the Modern Image Formats plugin (formerly WebP Uploads)

[Type] BugAn existing feature is brokenAn existing feature is broken

Status: Open.

#2390 In WordPress/performance;

· westonruter opened on Feb 16, 2026

Explore prerender_until_script mode for Speculative Loading

[Plugin] Speculative LoadingIssues for the Speculative Loading plugin (formerly Speculation Rules)Issues for the Speculative Loading plugin (formerly Speculation Rules)

WCAsiaIssues flagged as Contributor Day candidates.Issues flagged as Contributor Day candidates.

Status: Open.

Enhancement

#2362 In WordPress/performance;

· westonruter opened on Jan 24, 2026

Original AVIF files don't get deleted

[Plugin] Modern Image FormatsIssues for the Modern Image Formats plugin (formerly WebP Uploads)Issues for the Modern Image Formats plugin (formerly WebP Uploads)

[Type] BugAn existing feature is brokenAn existing feature is broken

Status: Open.

#2358 In WordPress/performance;

· joshfester opened on Jan 20, 2026

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webp-uploads n.e.x.t