When comparing TextMate vs Aptana Studio, the Slant community recommends TextMate for most people. In the question“What are the best JavaScript IDEs or editors?” TextMate is ranked 21st while Aptana Studio is ranked 40th. The most important reason people chose TextMate is:
Textmate is open source and hosted on [GitHub](https://github.com/textmate/textmate).
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Open source
Textmate is open source and hosted on GitHub.
Pro Extensible
TextMate has an extensive library of plugins which can be further extended to make it even more powerful.
Pro Lightweight footprint
It's lightweight footprint makes it extremely fast to load and use.
Pro Multi line select and editing
Pro Snippets
Pro OS X only (native)
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.
Cons
Con OS X only
TextMate is for OSX only.
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Con No longer updated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.