Compare CDNs

How to use CDNs properly

Common misconceptions about CDNs

CDN Speed1 Updated Quantity Submit CSS too Combiner Multi-CDN
jsDelivr Fast Automated2 Yes Yes Yes Yes3 Yes4
CDNJS Okay Yes Yes Yes Yes No No
Google Okay Yes No No No No No
jQuery Fast Yes No No No No No
Microsoft Fast No No No No No No
Yandex Slow No No No No No No

1. Speed statistics from CDNperf.

2. jsDelivr allows the addition of auto-update configuration for libraries they host.

3. jsDelivr can combine multiple files of either JavaScript or CSS into a single request simply by loading a specially formatted URL.

4. jsDelivr is not actually a CDN itself, instead it relies on multiple CDNs to guarantee performance and availability.