- Perfmatters (premium) – https://perfmatters.io
disable comments, limit post revision, script manager, db optimize, and so much more
- Rocket – https://wp-rocket.me
- WP Super Cache – https://wordpress.org/plugins/wp-super-cache/
- W3 Total Cache – https://wordpress.org/plugins/w3-total-cache/
- Redis Object Cache – https://wordpress.org/plugins/redis-cache/
- Autoptimize – https://wordpress.org/plugins/autoptimize