Streaming 2.0

Open Caching Can Improve Streaming Video Delivery for Everyone

OTT operators, CDNs, ISPs, and everyone involved in streaming can benefit by embracing Open Caching.

Global internet video traffic (PB)
# of digital video viewers (MM) in the U.S.

The Face of Streaming

Avg # of CDNs per Platform
Avg # of Minutes Spent Purging from Multiple CDNs

Note: the statistics regarding CDNs used and time spent purging was collected from SVA member companies through an internal survey. The results are not statistically valid.

What is

Open Caching?

Roll over the number items in the image to display the applicable Open Caching specification. Click on the specification name in the pop-up to view that document.

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The Components Of An

Open Caching Network

The architectural diagram above describes the flow of traffic through Open Caches in an Open Caching Network, illustrating the interoperability between Content Owner, ISP, and CDN. Driving that interoperability are the core components, connected through APIs, which enable the fundamental capabilities to mange delivery, caching, logging, and more.

Open Caching Technical Specifications

The SVTA’s Open Caching is a series of functional requirements and specifications. The functional requirements define the network architecture and functionality, while the specifications define the functionality through API operation. The SVTA LABS initiative then codifies the specifications into working reference code. All of the functional requirements and specifications can be found below. They are available free to the public.

Home Storage Open Caching Node

The Home Storage Open Caching Node (HS-OCN) project adds functionality to the open caching system to further improve quality of experience (QoE) on networks with

Companies Committed to Open Caching

Below are the companies actively involved in the development of SVTA Open Caching documents and/or code.

Other Open Caching Resources