Open source projects used to in Wikipedia
We aggregate and tag open source projects. We have collections of more than one million projects. Check out the projects section.
Wikipedia is a multilingual, collaboratively edited encyclopedia. It is one of the busiest site in the world. It has more than 8 million articles and accessed by millions of users around the world. This article briefly discuss about the open source software used in Wikipedia.
All of its servers primarily runs on Ubuntu Linux http://www.ubuntu.com/
helps in Geographic Load Balancing. It has 3 datacenters and based on the client IP address the request will be processed by nearest cluster. http://powerdns.com/
Linux Virtual Server (LVS)
used as an internal load balancer to distribute MediaWiki and Lucene backend requests. http://www.linuxvirtualserver.org/
helps to do HTTP reverse proxy caching. It delivers the pages faster. http://www.squid-cache.org/
is the main application which is written in PHP
Metadata and user information is stored in MySQL
distributed object caching system is used to cache database results. http://memcached.org/
is used to perform full text search. http://lucene.apache.org/
used to monitor the servers. http://ganglia.info/
is a high speed Webserver used to deliver images from image server. http://www.lighttpd.net/
most popular and widely used web server used to server HTTP request.http://httpd.apache.org/