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HTTP/2

HTTP/2 is a version of the HTTP protocol that allows multiple requests and responses to be exchanged over a connection through multiplexing. It aims to improve transport efficiency by addressing limitations of earlier versions

What it means, how it is used and where it comes up, with its related concepts.

What it is and how it works

Its use does not eliminate every website performance problem. Resource size, loading priority, the server and network conditions still have an influence. Actual capabilities depend on the implementation; universal support for a feature should not be inferred from the protocol's name.

Related concepts

HTTP/2: what it is and how it works · Zorraquino