Open-source software development is the process by which open-source software, or similar software whose source code is publicly available, is developed by an open-source software project. These are software products available with its source code under an open-source license to study, change, and improve its design.

Top Ten Open Source Tools for Building Websites

1. Website building Using WordPress. WordPress is one of the most popular open source free CMS (content management system) frameworks available in the website market.
2. Joomla.
3. Drupal.
4. OpenCms.
5. Orchard Project.
6. concrete5.
7. SilverStripe.
8. MODX.

You have access to all the source code and you are free to add custom functionality when you want and where you want it. Most open source platforms have the ability to add a variety of functionality through the use of 3rd party plugins.

Many common applications, operating systems, and websites are built on open source software. WordPress, Joomla, and Drupal are all open source CMS platforms, and websites built on them include TechCrunch (WordPress), the Harvard University Graduate Arts and Science website (Joomla), and FastCompany (Drupal) Linux.

Django is a high-level Python web framework that enables rapid development of secure and maintainable websites. Built by experienced developers, Django takes care of much of the hassle of web development, so you can focus on writing your app without needing to reinvent the wheel.

Bootstrap is a free and open-source CSS Framework that is used for developing responsive website. CSS is more complex than Bootstrap because there is no pre-defined class and design. Bootstrap is easy to understand and it has much pre-design class.

The Best 7 Tools for Building Websites and Pages

• Elementor. Elementor is the best website builder for WordPress.
• Mobirise Website Builder.
• Portfoliobox.
• 8b Website Builder.
• WP Page Builder.
• Quix – Joomla Page Builder.
• 3 Key Tips for Building a Successful Website.

The basic tools needed for web design are amazingly simple. Aside from a computer and an internet connection, most of the tools you need to build a website are software programs, some of which may already be on your computer. You need a text or HTML editor, a graphics editor, web browsers, and an FTP client to upload files to your web server.

WordPress. WordPress is a free and opensource software that lets you build any kind of website with ease.

There are many open source tools for web development such as BerkeleyDB, GlassFish, LAMP (Linux, Apache, MySQL, PHP) stack and Perl/Plack. This has kept the cost of learning web development to a minimum.

1) Eclipse. 2) NetBeans IDE. 3) KDevelop. 4) Geany. 5) Code::Blocks. 6) Aptana Studio. 7) CodeLite. 8) Intellij IDEA. 9) PyCharm. 10) Anjuta DevStudio.