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WhatsApp is a most widely used cross-platform mobile messaging app for iPhone, BlackBerry, Android, Windows Phone and Nokia. Users can send text, images videos, audio for free. It almost replaced SMS. It changed the way people interact with each other. Lets check out the technology behind WhatsApp
Programming Language:
Erlang: WhatsApp is primarily built using Erlang programming language. Basically Erlang is very good for messaging and real time applications. Ejabberd is an open source Jabber server written in Erlang language. WhatsApp uses Ejabberd as a base.
Database:
MNESIA: A distributed telecommunications DBMS built in Erlang.
http://erlang.org/doc/man/mnesia.html
Web Server:
Yaws: It is a HTTP high perfomance 1.1 webserver written in Erlang. It is particularly well suited for dynamic-content web applications.
Operating System:
Free BSD: It is an advanced computer operating system used to power modern servers, desktops, and embedded platforms.
References:
https://www.quora.com/What-is-the-technology-behind-the-web-based-version-of-WhatsApp
Sponsored:
To find embedded technology information about MCU, IoT, AI etc Check out embedkari.com.
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We will send mail once in a week about latest updates on open source tools and technologies. subscribe our newsletterUber, a taxi aggregation platform operates around the globe. It was started as monolith application and later re-architected as bunch of microservices, which gives them scalability. Uber uses lot of open source tools and they have contributed quite a lot projects back to the community. This article is about analyzing Uber's open source technology stack.
Stackoverflow is one of most widely used Q&A platform. It is the default choice of developers. It has over 100 million page views in a month and its Google page rank is 60. Check out its open source technology stack, the tools used to build such a popular website. Stackoverflow uses open source projects and also contributes to it.
Zimbra is a Enterprise messaging and collaboration software. It is a good alternative to Microsoft Exchange server. Zimbra is a Email Server but they have not written anything related to SMTP server, rather they have integrated well know open source email server in to its package. Zimbra is a system of well connected / integrated multiple open source software which delivers enterprise quality to it. This article explains most important components which helps to build the enterprise product.
Magnolia CMS is one among popular java based CMS. It has support of CMS, DMS, Wiki, Forum and lot more features. This article discusses about the open source software used to build Magnolia CMS.
SourceForge.NET is most popular and widely used Forge. It helps to host software projects. It has integrated support for Wiki, Forum, Tracker and Full text search. The code base named allura, is completely built on open source stack. This article explains few important one used to build SourceForge.NET.
Lily currently offers an open source content repository. It is the first cloud-scalable repository for social content applications. It is built from ground up using Big Data and NOSQL technology. Its technology stack includes Hadoop, HBase and Solr.
opentaps Open Source ERP + CRM, is a fully integrated application suite that supports eCommerce, Customer Relationship Management, Warehouse and Inventory Management, Supply Chain Management, and Financial Management to Business Intelligence and mobility integration out-of-the-box. This article discusses about the open source software used to build Opentaps ERP.
Facebook a leading social networking website predominantly uses open source technologies to build its application. Here is the list of open source products used and contributed by Facebook.
Twitter uses many open source products and also contributes most of the code to open source. Here is the list of open source products used by Twitter. This list does not include the projects sponsored by twitter.
Git is a fast, scalable, distributed revision control system originally written by Linus Torvalds. Git Server is initially written for Linux and later ported to Windows, Solaris and Mac. This article provides pointers to various Git server , Git clients, plugin and code review tools for Windows. It will be a Git complete solution stack for Windows.
LinkedIn is a social network for professionals. LinkedIn handles millions of searches as well as hundreds of thousands of updates daily. They sponsored many projects to open source. Here are the list of open source products used by LinkedIn.
Tumblr is a microblogging platform that allows users to effortlessly share anything. Tumblr now hosts over 70 million blogs with over 34 billion posts to date. Below is the list of open source used in Tumbler.
Email is the primary way of communication. Small organization which hosts their website / any other application from a third party hosting service providers may require this email stack.
Email is most important in any organization. Lot of business are happening via Email. This article discusses about the end to end complete Email solution for an organization. What an organization requires? Email spam filtering, Email Server, Email Archiving and Email client. If all are open source then complete solution could be achieved free of cost.
Pinterest is a tool for collecting and organizing things you love. It is a social networking site where users could pin images and write a note for that. It is now currently serving billions of pages every month. Check out the open source products used in Pinterest.
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