Research any topic before you write.

Find related topics. | Discover entities. | See connections. | Build a topical map.

HTTP/2

HTTP/2 (originally named HTTP/2.0) is a major revision of the HTTP network protocol used by the World Wide Web. It was derived from the earlier experimental SPDY protocol, originally developed by Google. HTTP/2 was developed by the HTTP Working Group (also called httpbis, where "bis" means "twice" in Latin) of the Internet Engineering Task Force (IETF).…

History, Technology & Standards

Use the mouse wheel or two fingers (on touchscreens) to zoom in and out of the map.

Research this topic

Explore the main themes, entities and connections around HTTP/2. Start with the topic map, then use the sections below for research and deeper semantic analysis.

Explore this topic

Start with a few of the strongest sections from the source topic. These are research directions, not a list of keywords you must use.

Key facts & relationships

High-confidence facts extracted from structured source data. Use them as anchors for further research.

Developed by
IETF
Introduced
May 14, 2015; 11 years ago (2015-05-14)
Superseded by
HTTP/3

Topics to explore

Browse the full topic structure. Each item opens a new analysis centered on that subject.

Overview

Goals

Differences from HTTP/1.1

History

Encryption

Criticisms

Server-side support

Advanced semantic analysis

Deeper signals for content research, entity SEO and topical coverage. The plain-language headings explain what each technical view is useful for.

Map overview Semantic statistics

HTTP/2

Nodes97
Edges96
Triples153
Avg. degree1.98
Density0.020619
Components1

How this topic connects Entity context

See the strongest relationship patterns around the current topic before diving into the raw triples.

HTTP/2

Top relations

related to Server software · 31
HTTP/2 → Alteon NGShimmerCatVert, Apache, Apache Tomcat, Apache Traffic ServerCaddyCharles Proxy, As, ASP, BIG-IP Local Traffic Manager, Charles, Citrix NetScaler, February, HAProxy, Haskell, HTTP/2 Server Push, IIS, Kestrel, NET Core, Netty, Networks WAF, Node, Old
related to Content delivery networks · 25
HTTP/2 → Akamai, August, AWS CloudFront, BrandSSL, CDN, CDN77, Cloud DDoS, Cloudflare, DDoS, Fastly, HTTP/2 Server Push, HTTP/2 Test, Imperva Incapsula CDN, July, KeyCDN, Microsoft Azure, October, PageCDN, September, Server Push
related to Encryption · 23
HTTP/2 → ALPN, Although, Chrome, Cisco, Critics, Edge, Encryption, Firefox, Google's SPDY, HTTP, HTTP URIs, HTTPS URIs, IETF, In, Initially, Internet Explorer, Opera, Poul-Henning Kamp, Safari, The
related to Genesis in and later differences from SPDY · 16
HTTP/2 → Facebook, FIFO, Google, Google's SPDY, HTTP-replacement, HTTP/1, In July, Microsoft's HTTP Speed, Mobility, Network-Friendly HTTP Upgrade, November, Primarily, SPDY, TCP, The, The HTTP Working Group
related to External links · 14
HTTP/2 → Daniel Stenberg, GitHubRFC, Header Compression, HPACK, HTTP Speed, HTTP/2HTTP/2, Hypertext Transfer Protocol, Mobility, Montenegro-httpbis-speed-mobility-01, Network-Friendly HTTP Upgrade, Official, Proposal, RFC, SPDY Protocol
related to Goals · 12
HTTP/2 → APIs, Create, Decrease, HTTP, HTTP-transaction-level, HTTP/1, Maintain, Server Pushprioritization, Support, TCP, The, URIs
related to Development process · 8
HTTP/2 → He, HTTP Cookies, Kamp, Poul-Henning Kamp, SPDY, TCP, The FreeBSD, Varnish
related to Differences from HTTP/1.1 · 8
HTTP/2 → However, HTTP, HTTP/1, The, This, URIs, Websites, What
related to TCP head-of-line blocking · 7
HTTP/2 → Although, HTTP, HTTP-transaction-level, HTTP/3, QUIC, TCP, This
related to Implementations · 2
HTTP/2 → GitHub HTTP/2, Other

Important terminology Word statistics

Use these terms to understand the vocabulary surrounding the topic, not as a checklist for keyword stuffing.

Important terminology

http spdy server support supports protocol encryption web rfc 2015 tcp working group major browsers new internet compression also push

Entity relationships Subject–Predicate–Object triples

SubjectPredicateObjectConfidenceSrc
HTTP/2Developed byIETF1.00infobox
HTTP/2International standard.mw-parser-output cite.citation{font-style:inherit;word-wrap:break-word}.mw-parser-output .citation q{quotes:"\"""\"""'""'"}.mw-parser-output .citation:target{background-color:r…1.00infobox
HTTP/2IntroducedMay 14, 2015; 11 years ago (2015-05-14)1.00infobox
HTTP/2Superseded byHTTP/31.00infobox
HTTP/2Websitehttps://http2.github.io/1.00infobox
imagesinstance ofresources0.80text
scriptsinstance ofresources0.80text
HTTP/2related to Content delivery networksAkamai0.60section
HTTP/2related to Content delivery networksCDN0.60section
HTTP/2related to Content delivery networksHTTP/2 Server Push0.60section
HTTP/2related to Content delivery networksMicrosoft Azure0.60section
HTTP/2related to Content delivery networksPageCDN0.60section

Related concept clusters Concept neighborhoods

These clusters group vocabulary that occurs around closely connected concepts in the source material.

    Connections between topic areas Semantic bridges

    Bridges can reveal useful research angles that are easy to miss in a flat list of related terms.

    Min side: 3
    For writers, content strategists, SEOs, marketers and creators — from quick topic research to advanced semantic analysis.