| 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 |
| 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.