How does your site score on this audit?
How does GTmetrix trigger this audit?
This audit triggers if there is at least one such library.
Clicking the audit reveals the list of alternative libraries you may use in place of your existing large libraries.
How to fix this audit?
It is important to ensure that you're selecting the optimal libraries for your application during your webpage's initial development phase.
Note: This is an advanced-level optimization
Developer support is strongly recommended.