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Head-to-head · Content Delivery Networks

Apache Traffic Server vs Azure Content Delivery Network

  • Updated Oct 2026
  • Both researched from official sources
  • 2 checks side by side
Apache Traffic Server #7 in Content Delivery Networks 7.9/10 Open source ✓ 0 of 5 features Visit Traffic Server
Azure Content Delivery Network #8 in Content Delivery Networks 7.9/10 Paid ✓ 1 of 5 features Visit Azure CDN

Apache Traffic Server leads on 0 checks, Azure Content Delivery Network on 0, and 2 are even. Who comes out ahead on the 2 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Most featuresAzure Content Delivery Network · 1 of 5

Apache Traffic Server and Azure Content Delivery Network score identically on our rubric (7.9 out of 10) for content delivery networks; Apache Traffic Server sits at #7 and Azure Content Delivery Network at #8 in our editorial ranking, so the choice comes down to fit.

Apache Traffic Server is the better fit for teams operating a self-hosted proxy CDN. Azure Content Delivery Network is the better fit for azure customers needing basic legacy CDN delivery.

  • Apache Traffic Server fits best

    Teams operating a self-hosted proxy CDN

  • Azure Content Delivery Network fits best

    Azure customers needing basic legacy CDN delivery

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Side by side

Feature Apache Traffic Server 7.9/10 Visit ↗ Azure Content Delivery Network 7.9/10 Visit ↗
At a glance
Editor score 7.9 7.9
Ranking #7 in Content Delivery Networks #8 in Content Delivery Networks
Best for Teams operating a self-hosted proxy CDN Azure customers needing basic legacy CDN delivery
Pricing model Free Paid
Starting price Open source $0.08/GB/mo
Free plan Not checked yet —
Free trial — —
Deployment Self-hosted Cloud
Platforms macOS, Linux Web
Support Email, Community, Docs Docs
Built for Mid-market, Enterprise Mid-market, Enterprise
Features Apache Traffic Server 0/5 · Azure Content Delivery Network 1/5
Image optimization Not checked yet Not checked yet
Video delivery Not checked yet ✓ (best)
Origin shield Not checked yet Not checked yet
Edge compute Not checked yet Not checked yet
Real-time logs Not checked yet Not checked yet
Specs
Edge locations Not checked yet Not checked yet
Our review
Pros
  • Supports forward and reverse proxy deployments with response caching
  • Includes TLS termination, WebSocket proxying, and connection controls
  • Extends HTTP processing through a plugin API and rate-limit plugin
  • Global caching for websites, media, and large files
  • Dynamic acceleration for non-cacheable content
  • HTTPS, WAF, DDoS protection, rules, APIs, and logs
Cons
  • Requires self-hosted installation, configuration, and ongoing administration
  • Does not provide a vendor-hosted managed global CDN service
  • Configuration relies on command-line tools and configuration files
  • No free plan
  • Microsoft CDN Standard classic retires September 30, 2027
  • Azure Front Door is positioned as the modern replacement
Our verdict

Apache Traffic Server is open-source software for caching and proxying HTTP/1.1 and HTTP/2 traffic. It supports both forward and reverse proxy operation, making it a fit for enterprises, internet service providers, backbone providers,…

Read the review →

Azure Content Delivery Network is Microsoft's cloud service for caching and delivering websites, applications, media, photos, and large files from distributed edge locations. It is suited to Azure customers that need global edge delivery,…

Read the review →
  1. Apache Traffic ServerContent Delivery Networks 7.9Open source
  2. Azure Content Delivery NetworkContent Delivery Networks 7.9Paid

Strengths and trade-offs

  • Apache Traffic Server — where it wins

    • Supports forward and reverse proxy deployments with response caching
    • Includes TLS termination, WebSocket proxying, and connection controls
    • Extends HTTP processing through a plugin API and rate-limit plugin

    Where it doesn't

    • Requires self-hosted installation, configuration, and ongoing administration
    • Does not provide a vendor-hosted managed global CDN service
    • Configuration relies on command-line tools and configuration files

  • Azure Content Delivery Network — where it wins

    • Global caching for websites, media, and large files
    • Dynamic acceleration for non-cacheable content
    • HTTPS, WAF, DDoS protection, rules, APIs, and logs

    Where it doesn't

    • No free plan
    • Microsoft CDN Standard classic retires September 30, 2027
    • Azure Front Door is positioned as the modern replacement

More comparisons

All content delivery networks comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update