jsDelivr vs Sirv
A detailed comparison to help you choose between jsDelivr and Sirv.
jsDelivr Free CDN for open source JavaScript packages | Sirv Image and video CDN with smart optimization built in | |
|---|---|---|
| Overview | ||
| Rating | 4.7 (76 reviews) | 4.7 (139 reviews)✓ |
| Pricing model | free | freemium |
| Starting price | Free | Free tier available |
| Best for | Developers serving open source JavaScript, CSS, and assets from npm or GitHub packages via CDN | E-commerce sites and digital asset-heavy businesses needing optimized image delivery with interactive features and minimal development overhead. |
| Tags | ||
| Tags | free tieropen source | free tierapi access |
| Visit jsDelivr → | Visit Sirv → | |
jsDelivr
Pros
- + Completely free for open source packages
- + No setup — URL-based CDN
- + npm, GitHub, and WordPress support
Cons
- - Only for open source packages — not for your own assets
- - No SLA
Sirv
Pros
- + Automate image optimization and format conversion without code changes
- + Reduce image file sizes by 50-80% with intelligent compression
- + Enable interactive product features like zoom and 360 spin galleries
- + Simplify responsive image delivery with automatic srcset generation
Cons
- - Pricing can be high for very large image catalogs with millions of assets
- - Interactive features require compatible viewer integration or additional setup
- - Video streaming features less competitive than dedicated video CDNs
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