Flutter Tutorial - NavigationRail - Deep Dive Let's create a side navigation bar that can be used inside of our app or website. ⚡ Social Media Twitter: @JohannesMilke Linkedin: @JohannesMilke Medium: @JohannesMilke ✌ Preview App Preview Course Preview ➜ Buy My Courses 📺 Watch Video YouTube video where the source code is explained. Subscribe YouTube channel.