Programming languages used in most popular websites
One thing the most visited websites have in common is that they are dynamic websites . Their development typically involves server-side coding , client-side coding and database technology . The programming languages applied to deliver such dynamic web content vary vastly between sites.
Programming languages used in most popular websites[ a]
Websites
Popularity [ 1] Front-end Client-side )
Back-end Server-side )
Database
Notes
Google [ 2] 2,800,000,000
JavaScript , TypeScript
C , C++ , Go ,[ 3] Java , Python , Node
Bigtable ,[ 4] MariaDB [ 5] The most used search engine in the world.
Facebook
1,120,000,000
JavaScript , TypeScript , Flow
Hack /HHVM , Python , C++ , Java , Erlang , D ,[ 6] Haskell [ 7] MariaDB , MySQL ,[ 8] HBase , Cassandra [ 9] The most visited social networking site.
YouTube
1,100,000,000
JavaScript , TypeScript
Python , C , C++ , Java ,[ 10] Go [ 11] Vitess, BigTable , MariaDB [ 5]
The most popular video sharing site.
Yahoo
750,000,000
JavaScript
PHP
PostgreSQL , HBase , Cassandra , MongoDB ,[ 12]
Etsy
516,000,000[ 13]
JavaScript
PHP [ 14] MySQL , Redis [ 15] E-commerce website.
Amazon
2,400,000,000[ 16]
JavaScript
Java , C++ , Perl [ 17] DynamoDB , RDS /Aurora , Redshift [ 18] The most used e-commerce site in the world.
Wikipedia
475,000,000
JavaScript
PHP
MariaDB [ 19] A free online encyclopedia based on MediaWiki , which is programmed in PHP .
Fandom
315,000,000[ 20]
JavaScript
PHP
MySQL
Wiki hosting service.
X
290,000,000
JavaScript
C++ , Java ,[ 21] Scala ,[ 22] Ruby (Ruby on Rails )
MySQL [ 23] Popular social network.
Bing
285,000,000
JavaScript
C++ , C#
Microsoft SQL Server , Cosmos DB
Search engine from Microsoft.
eBay
285,000,000
JavaScript
Java ,[ 24] JavaScript ,[ 25] Scala [ 26] Oracle Database
Online auction house.
MSN
280,000,000
JavaScript
C# (ASP.NET )
Microsoft SQL Server
An email client, for simple use. Previously known as "messenger", not to be confused with Facebook's messaging platform.
LinkedIn
260,000,000
JavaScript
Java , JavaScript ,[ 27] Scala
Venice[ 28] [ 29]
World's largest professional network.
Pinterest
250,000,000
JavaScript
Python (Django ),[ 30] Erlang , Elixir [ 31] MySQL , Redis [ 32] Search engine for ideas.
WordPress.com
240,000,000 [ 33]
JavaScript
PHP [ 34] MariaDB [ 35] Website manager software.
Netflix
223.090.000 (Subscribers, not visitors)
JavaScript
Python , Java [ 36] NMDB,[ 37] PostgreSQL
The biggest video streaming service in the world.
^ a b Data on programming languages is based on:
HTTP Header informationRequest for file types
Citations from reliable sources
Back-end (Server-side) table in most popular websites
Websites
C#
C
C++
D
Elixir
Erlang
Go
Hack
Haskell
Java
JavaScript
Perl
PHP
Python
Ruby
Scala
Google
No
Yes
Yes
No
No
No
Yes
No
No
Yes
Yes
No
No
Yes
No
No
Facebook
No
No
Yes
Yes
No
Yes
No
Yes
Yes
Yes
No
No
No
Yes
No
No
YouTube
No
Yes
Yes
No
No
No
Yes
No
No
Yes
No
No
No
Yes
No
No
Yahoo
No
No
No
No
No
No
No
No
No
No
No
No
Yes
No
No
No
Etsy
No
No
No
No
No
No
No
No
No
No
No
No
Yes
No
No
No
Amazon
No
No
Yes
No
No
No
No
No
No
Yes
No
Yes
No
No
No
No
Wikipedia
No
No
No
No
No
No
No
No
No
No
No
No
Yes
No
No
No
Fandom
No
No
No
No
No
No
No
No
No
No
No
No
Yes
No
No
No
X
No
No
Yes
No
No
No
No
No
No
Yes
No
No
No
No
Yes
Yes
Bing
Yes
No
Yes
No
No
No
No
No
No
No
No
No
No
No
No
No
eBay
No
No
No
No
No
No
No
No
No
Yes
Yes
No
No
No
No
Yes
MSN
Yes
No
No
No
No
No
No
No
No
No
No
No
No
No
No
No
LinkedIn
No
No
No
No
No
No
No
No
No
Yes
Yes
No
No
No
No
Yes
Pinterest
No
No
No
No
Yes
Yes
No
No
No
No
No
No
No
Yes
No
No
WordPress.com
No
No
No
No
No
No
No
No
No
No
No
No
Yes
No
No
No
Netflix
No
No
No
No
No
No
No
No
No
Yes
No
No
No
Yes
No
No
See also
References
