Aptana, Inc. is a company that makes web application development tools for use with a variety of programming languages (such as JavaScript, Ruby, PHP, and Python). Aptana's main products include Aptana Studio, Aptana Cloud, and Aptana Jaxer.

Aptana Studio is a free and open-source software integrated development environment (IDE) for building web applications. Based on Eclipse, it supports JavaScript, HTML, Document Object Model (DOM), and Cascading Style Sheets (CSS) with code-autocomplete, outlining, JavaScript debugging, error and warning notifications and integrated documentation. Additional plugins allow Aptana Studio to support Ruby on Rails, PHP, Python, Perl, Adobe AIR, Apple iPhone and Nokia WRT (Web Runtime). Aptana Studio is available as a standalone on Windows, macOS, and Linux, or as a plug-in for Eclipse.

Aptana Studio 3 provides the following support for PHP application development:

In the 2.0 version, Aptana did not provide its own PHP plugin, but transferred development efforts to the PDT project.

Aptana version 1.5 provided support for developing PHP applications via the add-on PHP plugin. This included:

Aptana Studio supports Ruby on Rails development using RadRails, an open source plugin for the Ruby on Rails framework. This includes:

Aptana Studio provides support for Python in the form of the PyDev plugin. This provides the following advantages:

Aptana announced that their previously commercial Pydev Extensions are now open sourced.