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If you need to view and edit files with source code, written in any common programming language, script language or markup, and you need to have a support of all modern features like code formatting, syntax highlighting, highlighting of matching parentheses, code blocks folding/unfolding, customizable presentation, export to HTML and so on, and all this for free and without installing any software, then the online GroupDocs Source Code Editor is exactly what you need!
With our online Source Code Editor, which is absolutely free and doesn’t require registration, you can easily drag and drop the required file on upload form, edit the source code right here in the browser, and then download the edited version in order to save it locally.
Source Code Editor provides the next features, which are common for all modern IDEs:
Another advantage of the Source Code Editor is its web-based nature; because of this it is absolutely portable and multi-platform — you only need a usual web-browser without any plugins, and no matter on which platform you’re using it: desktop PC or smartphone, Windows, Linux, or macOS, Android or iOS.
Files with CXX file extension are source code files for applications written in C++ programming language.
You can also edit many other file formats. Please see the complete list below.