Issues

• Modern Image Formats: verify AVIF output with client side media uploads, and reflect it on the settings screen

  Needs Discussion[Plugin] Modern Image Formats[Type] Enhancement
  WordPress/performance#2662 · Filter by author adamsilverstein opened on Sep 2, 2026
  1

  

• Broken security advisory link in Performance Lab changelog

  [Type] Bug
  WordPress/performance#2643 · Filter by author nikvalani96 opened on Aug 26, 2026
  4

  

• Core: optimize mixed-post-type _get_last_post_time() queries

  WordPress/performance#2640 · Filter by author chubes4 opened on Aug 24, 2026
  3

• OD_HTML_Tag_Processor PHP warning

  [Plugin] Optimization Detective[Type] Bug
  WordPress/performance#2622 · Filter by author afragen opened on Aug 10, 2026 · optimization-detective 1.0.0-beta8
  8

• Please add smooth scrolling to View Transitions plugin

  [Plugin] View Transitions[Type] Enhancement
  WordPress/performance#2602 · Filter by author TheRadicalDreamer opened on Jul 29, 2026
  2

• DevTools Discovery API integration

  WordPress/performance#2553 · Filter by author swissspidy opened on Jun 30, 2026
  2

• Enhancement: add Plugin Check to existing test/lint tasks

  WordPress/performance#2552 · Filter by author nickchomey opened on Jun 26, 2026
  1

• Add workflow to automatically assign milestone

  Task

  WordPress/performance#2541 · Filter by author westonruter opened on Jun 18, 2026
  1

• Image Placeholders: average pixels in linear light to avoid gamma-skewed dominant color

  no milestone[Plugin] Image Placeholders[Type] Enhancement
  Enhancement

  WordPress/performance#2535 · Filter by author adamsilverstein opened on Jun 15, 2026
  1

• CI: Upgrade GitHub Actions to support Node.js 24

  Infrastructure
  Enhancement

  WordPress/performance#2526 · Filter by author mukeshpanchal27 opened on Jun 8, 2026
  1

  

• CSS Gradient Image Placeholders (ie CSS-only Blur/Thumbhash)

  [Plugin] Image Placeholders[Type] Enhancement
  WordPress/performance#2519 · Filter by author nickchomey opened on Jun 4, 2026
  5

• Add AI-based Performance Tuning Recommendations as Site Health Tab (requires WP 7.0)

  [Type] Feature[Type] Plugin Proposal
  Enhancement

  WordPress/performance#2485 · Filter by author adamsilverstein opened on May 19, 2026
  4

• Linked images in galleries aren't replaced

  ContributorDay[Plugin] Modern Image Formats[Type] Bug
  WordPress/performance#2470 · Filter by author ms-studio opened on May 11, 2026
  14

• Some webp images sizes are not calculated correctly (1px)

  ContributorDay[Plugin] Modern Image Formats[Type] Bug
  WordPress/performance#2468 · Filter by author ligne13 opened on May 7, 2026
  8

• Core Support for Post Meta & Content Size Analysis

  WordPress/performance#2462 · Filter by author praful2111 opened on Apr 29, 2026
  1

• Enhance the Enhanced Responsive Images plugin to account for more blocks

  [Plugin] Enhanced Responsive Images[Type] Enhancement
  Enhancement

  WordPress/performance#2449 · Filter by author westonruter opened on Apr 9, 2026

• Register Abilities for Performance Lab plugins

  ContributorDay[Type] Enhancement
  Enhancement

  WordPress/performance#2441 · Filter by author westonruter opened on Apr 8, 2026
  2

• Image Placeholders not honoring image resizing

  ContributorDay[Plugin] Image Placeholders[Type] Bug
  WordPress/performance#2432 · Filter by author Dogway opened on Mar 29, 2026
  5

• Add native lazy loading support for HTML video and audio tags

  [Plugin] Image Prioritizer[Type] Feature
  Enhancement

  WordPress/performance#2400 · Filter by author adamsilverstein opened on Feb 25, 2026 · image-prioritizer n.e.x.t
  3

  

• PNG => AVIF => Always bigger files

  [Plugin] Modern Image Formats[Type] Bug
  WordPress/performance#2399 · Filter by author vegetable-bits opened on Feb 24, 2026
  4

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

  [Plugin] Modern Image Formats[Type] Bug
  WordPress/performance#2390 · Filter by author westonruter opened on Feb 16, 2026
  7

• Explore prerender_until_script mode for Speculative Loading

  ContributorDay[Plugin] Speculative Loading
  Enhancement

  WordPress/performance#2362 · Filter by author westonruter opened on Jan 24, 2026

• Original AVIF files don't get deleted

  [Plugin] Modern Image Formats[Type] Bug
  WordPress/performance#2358 · Filter by author joshfester opened on Jan 20, 2026 · webp-uploads n.e.x.t
  3

  

• Enhancement: Page speed metrics in preview

  [Plugin] Performance Lab
  Enhancement

  WordPress/performance#2342 · Filter by author adamsilverstein opened on Jan 12, 2026
  3

• Plugin Proposal: Manage inserting of Code Snippets

  [Type] Plugin Proposal
  WordPress/performance#2322 · Filter by author pbearne opened on Jan 5, 2026
  2