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Mozilla Firefox (abbreviated, Firefox) is a free open source browser and software that is characterized by a large number of possible customizations and adjustments.

Mozilla Firefox 3.5 logo 256.png

Mozilla Firefox logo, Source: Wikimedia


Dave Hyatt and Blake Ross are responsible for the development of the Mozilla Firefox browser, which was originally started under the project name "Phoenix." Phoenix 0.1 was released on September 23, 2002. While the software was initially developed as part of the "Mozilla Application Suite" software package, the suite was split into its individual components in 2003. The Firefox web browser and email client Thunderbird are two of the apps that were outsourced. The Mozilla Firefox developers were pursuing the goals of a quick launch of the program and a small memory footprint. Currently, the browser is enabled globally in 86 languages and it is licensed under the GNU General Public License (GPL).


Mozilla Firefox is considered a browser that helps users with a smart address bar and a simplified user interface. Tabbed browsing allows you to open many websites in multiple tabs at once, between which you can easily switch from one tab to another. Developers place great emphasis on user safety, which is why Mozilla Firefox is equipped with protection against malware and phishing, automatic detection of outdated plugins and a functionality of automatic update.

Mozilla Firefox developers have stayed true to the goal of short charging times and high speed. In comparison with the rest of the browsers, Firefox is always one of the most valued. The browser is equipped with very fast graphics acceleration. At the same time, Firefox has a high security index.

At the same time, the browser has a variety of useful functions:

  • Synchronization of passwords, bookmarks, open tabs and the timeline between multiple devices
  • Password manager
  • Autocomplete forms
  • Simplified search functions
  • Session recovery and automatic continuation of interrupted downloads
  • Integrated spell checker
  • One-click bookmarking system
  • Dynamic bookmarks that are automatically updated throughout the start of the browser via RSS


A great utility of Mozilla Firefox is the opportunity to customize software. With the so-called "people" you can configure and change the appearance of the user interface according to your personal preferences. At the same time, buttons and input fields can be moved at will.

Mozilla Firefox has comparatively few standard features optimizing speed. Through the thousands of hundreds of add-ons that can be downloaded from the Firefox Add-on Manager, the browser can be equipped with a variety of additional functions. Possible examples are tools for web development, communication through social networks, bookmark management or the opportunity to enjoy images, music and videos.

Relevance for SEO

The Plugin Manager for Mozilla Firefox provides a wide range of useful plugins for search engine optimization. They allow the analysis of important parameters SEO for websites, indicate important ranking factors (such as PageRank, Alexa index or popularity index) or information about the performance of a website. At the same time, some individual tools simplify certain tasks, such as checking the cloaking of a website, analyzing incoming and outgoing backlinks, displaying the relevant meta tags or the source code of a website.

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