File Types Recognized by PyCharm

PyCharm recognizes numerous file types. Each file type is denoted with a special icon. Custom files types are also allowed. Each file type is associated with one or more extensions that match a certain pattern.

The file types and their extensions are configurable in the File Types dialog.

The default types include:

File Type	Icon	Recognized in
Archive files		Professional Edition, Community Edition
Buildout config		Professional Edition
Chameleon template files		Professional Edition
C# files		Professional Edition, Community Edition
C/C++ files		Professional Edition, Community Edition
CSS files		Professional Edition
CoffeeScript files		Professional Edition
Cython files		Professional Edition
Dart files		Professional Edition, Community Edition
Diagram files		Professional Edition
Erlang files		Professional Edition, Community Edition
Files marked as plain text		Professional Edition, Community Edition
Files opened in associated applications		Professional Edition, Community Edition
Handlebars files		Professional Edition
HAML files		Professional Edition
HTML files		Professional Edition, Community Edition
IDL files		Professional Edition, Community Edition
Image files		Professional Edition, Community Edition
JavaFX files		Professional Edition, Community Edition
JavaScript files		Professional Edition
JavaScript test files		Professional Edition
JavaScript files that can be executed on Node.js		Professional Edition
Jade files (refer to the section Pug (Jade) Template Engine).		Professional Edition
JSHint configuration files		Professional Edition
JSON files		Professional Edition
JSTestDriver Config files		Professional Edition
Less files		Professional Edition
Localization files		Professional Edition
Mako template files		Professional Edition
Qt UI designer form files		Both editions
reStructuredText files		Both editions
Patch files		Professional Edition, Community Edition
Perl files		Professional Edition, Community Edition
Python scripts		Both editions
Pug files (refer to the section Pug (Jade) Template Engine).		Professional Edition
Regular expressions		Professional Edition, Community Edition
RELAX NG Compact Syntax		Professional Edition, Community Edition
Sass files		Professional Edition
SCSS files		Professional Edition
SQL files		Professional Edition, Community Edition
Stylus files		Professional Edition
Text files		Professional Edition, Community Edition
TypeScript files		Professional Edition
XHTML files		Professional Edition, Community Edition
XML DTD files		Professional Edition, Community Edition
XML files		Professional Edition, Community Edition
YAML files		Professional Edition