Ionic

Ionic (recently acquired by the massive enterprise low-code titan OutSystems) is a fiercely agile, widely adopted, and historically significant open-source platform. It built a massive empire by perfecting the "Web-Native (Hybrid) Architecture." While React Native tries to fake being a native app, Ionic proudly embraces the Web. It allows developers to build a mobile app using standard HTML, CSS, and Angular/React, and runs it inside a highly optimized, invisible browser on the phone. The absolute core differentiator of Ionic is its "Total Web Domination and Capacitor Engine." An enterprise doesn't need mobile developers at all. Their existing web designers build the app exactly like a website. Ionic's 'Capacitor' engine then mathematically wraps that website in a native iOS/Android shell, granting the Javascript code full access to the phone's physical camera, GPS, and Bluetooth. Because it completely eradicated the learning curve for frontend web teams, offering unparalleled UI customization (because it's just CSS) and massive enterprise support contracts, it is heavily favored by B2B SaaS companies, marketing agencies, and internal corporate tooling.