Slow Loading WordPress Plugins
*Common culprits include related post, statistic, sitemap, chat, calendar, page builders, and plugins that run ongoing scans/processes or show high CPU in GTmetrix.
- AdSense Click Fraud Monitoring
- Better WordPress Google XML Sitemaps
- Broken link checker
- Constant Contact for WordPress
- Contact Form 7
- Contextual Related Posts
- Digi Auto Links
- Disqus Comment System
- Divi builder
- Essential Grid
- Fuzzy SEO Booster
- Google XML Sitemaps
- Jetpack
- NextGEN Gallery
- NewStatPress
- Reveal IDs
- Revolution Slider
- S2 member
- SEO Auto Links & Related Posts
- Similar Posts
- Slimstat Analytics
- SumoMe
- VaultPress
- Visual Composer
- WooCommerce
- WordPress Facebook
- WordPress Related Posts
- WordPress Popular Posts
- WP Statistics
- WP-PostViews
- WP Power Stats
- wpCloaker
- WPML
- Yet Another Related Post Plugin
- Yuzo Related Posts
Source: https://onlinemediamasters.com/slow-wordpress-plugins/