Best CDN Software in 2026
Updated
In short: Azion Content Delivery is ranked #1 of 29 as of 4 October 2026, ahead of Fastly Image Optimizer and Uploadcare. The best-ranked option with a free plan is Fastly Image Optimizer. The lowest first paid tier on this page is Fastly Image Optimizer at $0.01/mo.
CDN software helps deliver content through edge networks, with tools for protection and optimization also among the features compared. Consider edge locations, edge compute, and origin shield alongside DDoS protection and a web application firewall. Image optimization adds another point of comparison, while free-plan availability and paid-from pricing help frame cost. Azion Content Delivery, Fastly Image Optimizer, and Uploadcare are among the entries shown. Compare the capabilities against your delivery needs, including which edge features and protections matter for the content you serve.
29 CDN software ranked on what their makers publish — plans and prices, free tiers, platforms and the facts on their own pages.
10 of the 25 here have a free tier you can use, 0 have open-source code on record, and 0 have full bars: free, open, on most of your devices and documented.
| # | App | Signal | Free tier | Open code | Devices | From | Score |
|---|---|---|---|---|---|---|---|
| 1 | Azion Content DeliveryWeb · Windows · Mac · Linux · API | Three bars | — | 4 of 6 | $25/mo | 6.7 | |
| 2 | Fastly Image OptimizerWeb · Linux · API | Two bars | — | 2 of 6 | $0.01/mo | 6.5 | |
| 3 | UploadcareWeb · Android · iPhone · API | Three bars | — | 3 of 6 | $66/mo | 6.5 | |
| 4 | Amazon CloudFrontWeb · API | Two bars | — | 1 of 6 | $15/mo | 6.4 | |
| 5 | CacheFlyWeb · API | Two bars | — | 1 of 6 | $299/mo | 6.4 | |
| 6 | CloudinaryWeb · API · Extension | Two bars | — | 1 of 6 | $9,989/mo | 6.4 | |
| 7 | Gcore CDNWeb | Two bars | — | 1 of 6 | €0.01/mo | 6.4 | |
| 8 | ImageKitAndroid · iPhone · API | Two bars | — | 2 of 6 | $9/mo | 6.4 | |
| 9 | QUIC.cloud CDNWeb | Two bars | — | 1 of 6 | Free | 6.2 | |
| 10 | StaticallyWeb | One bar | — | 1 of 6 | Free | 6.1 | |
| 11 | Alibaba Cloud CDNNo platforms listed | One bar | — | — | 0 of 6 | — | 5.2 |
| 12 | CDNsunAPI | One bar | — | — | 0 of 6 | $0.03/mo | 5.2 |
| 13 | cdnjsWeb | No signal | — | — | 1 of 6 | — | 5.1 |
| 14 | esm.shWeb | No signal | — | — | 1 of 6 | — | 5.1 |
| 15 | imgixWeb · API | One bar | — | — | 1 of 6 | $25/mo | 5.1 |
| 16 | jsDelivrWeb | No signal | — | — | 1 of 6 | — | 5.1 |
| 17 | Medianova Streaming Content DeliveryWeb · Android · iPhone · API | Two bars | — | — | 3 of 6 | — | 5.1 |
| 18 | Akamai CDNWeb · API | One bar | — | — | 1 of 6 | — | 5.0 |
| 19 | CDNetworks CDNWeb · API | One bar | — | — | 1 of 6 | $0.04/mo | 5.0 |
| 20 | KeyCDNWeb · API | One bar | — | — | 1 of 6 | $0.04/mo | 5.0 |
| 21 | UNPKGWeb · API | No signal | — | — | 1 of 6 | — | 5.0 |
| 22 | CDN77Web · API | One bar | — | — | 1 of 6 | $100/mo | 4.9 |
| 23 | CDNvideoWeb | One bar | — | — | 1 of 6 | — | 4.9 |
| 24 | Tencent Cloud CDNWeb | One bar | — | — | 1 of 6 | CNY 21/mo | 4.9 |
| 25 | BelugaCDNNo platforms listed | One bar | — | — | 0 of 6 | $0.01/mo | 4.8 |
Is your app on this list?
Numbered spots on this list can be sponsored. They are labelled, and the editorial order and scores never change for payment.
Questions about this list
Which CDN software is ranked first on Freedom251?
Azion Content Delivery is ranked #1 of 29 with a score of 6.7. Fastly Image Optimizer is second and Uploadcare third.
How many of these have a free plan?
10 of the 25 on this page publish a free plan on their own pricing pages.
Which is the cheapest paid option?
On this page, Fastly Image Optimizer has the lowest first paid tier we found: $0.01/mo.
How is this list ranked?
Ranked free-and-open first: a usable free tier and open-source code, then the platforms it runs on and its documentation. Paid placements never change a rank.