Yes, RustDesk is open source. The source code is available on GitHub. You can download the source code and compile it yourself, or you can use one of the pre-compiled binaries.

The RustDesk project is hosted on GitHub at https://github.com/rustdesk/rustdesk. The source code is licensed under the MIT license.

Here are some of the benefits of using open-source software:

• Transparency: The source code is available for anyone to inspect, which means that you can be sure that the software is not doing anything malicious.
• Community: There is a large community of RustDesk users and developers who are willing to help you if you have any problems.
• Customization: You can customize RustDesk to your own needs by modifying the source code.

If you are looking for secure and reliable remote desktop software, RustDesk is a good option. The software is open source, which means that you can be sure that it is safe to use.