The value proposition of Solus is that it offers a curated collection of software packages that are optimized for performance, stability and security. It also provides a clean and intuitive desktop environment that is easy to use even for beginners. Additionally, Solus comes with its own application store called the Software Center which makes it easier to install and update applications. Lastly, Solus offers frequent updates and bug fixes ensuring that your system stays up-to-date and secure.