Speedlyst – Web Speed Analytics v0.52.1
Find what slows WordPress down. Not just the score.
Tags / performance
performance
1,093 WordPress plugins tagged “performance”. Every result links to a crawlable PlugIndex profile.
Speedora Total Website Speed Optimization v1.2.2
Speed up WordPress with page cache, minify, lazy load, WebP, gzip, local fonts, and Core Web Vitals tools.
SpeedOx – Page Cache, Minify & Speed Optimization v2.0.1
Boost WordPress speed with real disk page cache, HTML minify, lazy load, GZIP, browser cache and database cleaner — lightweight and beginner-friendly.
SpeedPage v1.0.0
Boost your website speed and Core Web Vitals with advanced caching, optimization, and performance enhancements.
SpeedPress for WooCommerce v1.4.3
Modular WooCommerce addons with a SaaS-style admin. Turn each feature on with a toggle.
SpeeSeek – Find What Slows Your WordPress Site v1.7.0
Slow site or slow wp-admin? Find the cause — autoload bloat, heavy plugins, database weight, a cache that isn't working — and a ranked fix plan.
SPM by Marwan v1.2.7
Tracks load time and PHP errors for each active extension, storing logs in a custom database table.
StackFirefly – Error Tracking, Monitoring & AI v0.24.10
Monitor errors, cron, email and performance. Connect ChatGPT, Claude or Codex through MCP to investigate issues.
StashPress : WebP Image Conversion v1.0.3
Scan your Media Library and convert JPG/PNG/GIF images to WebP for faster page loads — without touching your originals.
Static Site Generator v2.05
Generate static site.
StaticBolt – Selective Static Pages v1.0.0
Convert selected WordPress pages into ultra-fast static HTML while keeping your normal WordPress workflow.
Staticize Reloaded v2.6
Staticize Reloaded is a plugin to make your site faster by caching the output of some WordPress pages. It creates a unique key based on the page varia …
StaticQ Headless v1.0.0
Headless WordPress on a Cloudflare + Astro frontend, with automatic per-URL cache updates on every edit. No rebuilds, no manual purges.
StaticWeb Deploy v9.9.4
Generate static sites for deployment as files or S3-compatible storage.
StorePlus SiteGauge v1.0.6
Diagnose common WordPress performance risks with read-only checks for server, database, cache, cron, plugins, and media.
Strela Page Cache v1.0.1
Stores anonymous public pages and serves them from a local file cache.
StripBoard v1.0.4
Simply disable unwanted WordPress features from one settings board.
SumitTejani Site Audit Insights v1.0.0
AI-powered website health, accessibility, performance, and quality intelligence platform for WordPress.
Super Duper Image Auto Optimizer v1.2.0
Reduce image sizes on upload and in bulk, strip EXIF, and generate WebP/AVIF with Imagick or GD — no external APIs.
SuperHertz Cache Preloader v1.0.1
High-performance cache warming companion for LiteSpeed Cache. Crawls and preloads your entire site so first-time visitors always get lightning-fast ca …
supervisor.com v0.0.9
supervisor.com load testing and monitoring plugin for WordPress.
Sutrify Cleaner v1.0.0
All-in-one performance plugin to optimize CSS, JS, Google Fonts, database tables, and transients.
SW Lazy Load v0.4.0
SW Lazy Load is a no brain plugin that allow's you to load only images when they are needed.
Sysadmin Total Suite v5.4.1
Core integrity, vulnerability audit, unused media cleanup, disk usage, profiling, users, WPO and AI bot blocking in one admin panel.