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From Joomla! Documentation

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Contents

As a developer you are tasked with altering or extending the functionality of Joomla! or one of its extensions. You will be proficient in a range of programming languages, including PHP, but may be less familiar with such things as JavaScript or CSS. If you are new to Joomla! you will need information about the Joomla! Framework API and how to use it and will probably make extensive use of best practice example code.

A complete contents list of all pages of interest to developers can be found in the development category.

Reference Material

Joomla Magazine Articles

Articles and Tutorials

General

Migration

Components

There are many articles, tutorials, references and FAQs which focus on component development. If this is your first time developing a component for Joomla, you should start with the Absolute Basics of How a Component Functions. If needed, you can visualise the control flow of a component with these diagrams.

Next, you will want to read our  Joomla 2.5 Joomla 3.x MVC tutorial    Developing a Model-View-Controller Component

Once you have read the tutorial and/or tried the example component, you can focus more on the specifics of your component with additional articles. These are listed on the Component Development Portal or any of the supporting Portals for Development(Plugins, Modules or Templates).


For more information, see Component Development.

Modules

Recommended Reading

For more information, see Module Development.

Plugins

Recommended Reading

The following articles will help familiarise you with Joomla! plugins. They are a good starting point to understanding and then developing plugins.

Beginner

To understand how to install and use a plugin in Joomla it is recommended to read Administration of a Plugin in Joomla

Intermediate

To understand plugins better it is advised that you create a basic plugin for Joomla!.

It is also advised to read on how to run a basic content plugin in a custom module or component you may have already developed it is recommended to read Triggering content plugins in your extension.

Advanced

To understand the principles on which the Plugin system works Plugin Developer Overview. To then implement this in a component you have designed it is recommended to read Supporting plugins in your component.

For more information, see Plugin Development.

Templates

Recommended Reading

Our template development documentation contains many articles, FAQs and tutorials. A first step to developing a template is understanding how templates are executed.

Beginners

Intermediate

Historical

For more information, see Template Development.

Parameters

Core extensions summary

Security

Database

Localisation

Access Control

Miscellaneous

Contributing to Joomla Development

The development of Joomla itself is carried out by the Development Working Group and third party developers.

Contributing to Joomla Developer Documentation

The development of Joomla developer documentation is carried out primarily by the Documentation Working Group. There are currently two sub-projects of interest to developers:

When creating a new page, ensure you place the following marker at the bottom of the page so it is included in the category list:

[[Category:Development]]

If you locate other articles you think are relevant to developers, please add this marker to those pages.

Suggested topics

This is a short list of articles that might be written to support developers. Please feel free to add further topic ideas.

Joomla Security Guide

Developers should also be aware of security issues. Template:Security Guide