When comparing Aptana Studio vs Light Table, the Slant community recommends Light Table for most people. In the question“What are the best JavaScript IDEs or editors?” Light Table is ranked 15th while Aptana Studio is ranked 40th. The most important reason people chose Light Table is:
With LT's inline evaluation, you don't have to re-compile your whole source file. Each time you want to see an output, all you have to do is hover your cursor over the line you'd like to evaluate and press `ctrl+enter`; LT will evaluate that line of code for you.
Specs
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Pros
Pro Available in standalone and Eclipse plugin versions
Aptana Studio has standalone (130.7 MB for Windows) and Eclipse-plugin versions.
Pro HTML5-aware code assist
Aptana's code assist displays which tags are supported by which browsers.
Pro Support for web projects
Aptana was specifically created for web application development. It supports a variety of languages such as HTML, CSS, JavaScript, PHP, and Ruby.
Pro Built-in terminal
Has a built-in terminal emulator from which you can run commands.
Pro Free and open source
Aptana is available for free under the GPL license with source code available on GitHub.
Pro Git integration
Aptana provides integrated support for Git to make collaboration and version control easier.
Pro Inline evaluation
With LT's inline evaluation, you don't have to re-compile your whole source file. Each time you want to see an output, all you have to do is hover your cursor over the line you'd like to evaluate and press ctrl+enter
; LT will evaluate that line of code for you.
Pro Your code runs live as you write it
The "Watches" feature lets you see your code running live as you type it. This means that you can debug your code live while writing it, which leads to considerably less programming errors.
Pro Plugin manager available
LT has a plugin manager built directly inside of it. This plugin manager connects to LT's own registry of plugins, so whenever you want assistance while writing your HTML, JS, or even Python, just open up the plugin manager, search for it, and click the little install button beside it's name. Your plugin will then be installed.
Cons
Con Many dependencies
Aptana has a couple of dependencies to keep in mind.
It is built with Java and and has some requirements for the JDK version.
Aptana requires Git, and Eclipse 3.5+ if you are installing it as an Eclipse plugin.
Con No longer updated
Language support is increasingly dated.