Performance Lab
performance-lab
Performance plugin from the WordPress Performance Team, which is a collection of standalone performance features.
Modern Image Formats
webp-uploads
Converts images to more modern formats such as WebP or AVIF during upload.
Speculative Loading
speculation-rules
Enables browsers to speculatively prerender or prefetch pages to achieve near-instant loads based on user interaction.
Image Placeholders
dominant-color-images
Displays placeholders based on an image's dominant color while the image is loading.
Optimization Detective
optimization-detective
Provides a framework for leveraging real user metrics to detect optimizations for improving page performance.
Enhanced Responsive Images
auto-sizes
Improvements for responsive images in WordPress.
Embed Optimizer
embed-optimizer
Optimizes the performance of embeds through lazy-loading, adding dns-prefetch links, and reserving space to reduce layout shifts.
Image Prioritizer
image-prioritizer
Prioritizes the loading of images and videos based on how they appear to actual visitors: adds fetchpriority, preloads, lazy-loads, and sets sizes.
View Transitions
view-transitions
Adds smooth transitions between navigations to your WordPress site.
Web Worker Offloading
web-worker-offloading
Offloads select JavaScript execution to a Web Worker to reduce work on the main thread and improve the Interaction to Next Paint (INP) metric.
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