Ranked in these QuestionsQuestion Ranking
Pro Download Builder
To optimize application development jQuery Mobile provides a tool to allow the user to customize the framework. It contains the ability to pick and choose which modules to include and then bundles the framework so it contains only what is needed.
An interactive tool that has been created to customize an apps theme. Users can import a current theme, make changes, and export the theme back to the app for integration.
With HTML5 development being relatively amateur jQuery Mobile has a vast selection of resources to assist. These resources include websites, books, apps and other frameworks, 3rd party plugins and extensions, and more. All of these can help ramp up and excel the project development cycle.
Pro Great developer tools debug/hotreload/analyser
Pro Based on Dart language
Dart is a Java like language, easy to learn and startup fast for millions of Java developers.
Pro Open source
Pro A single codebase for iOS AND Android
The developer's goal is to allow people to make apps running at 120 FPS.
Con No MVC support
There is no included MVC support in jQuery Mobile. It is possible to achieve this, however, using other frameworks such as BackboneJS in combination with jQuery Mobile, but there are a few limitations. Specifically that MVC frameworks, such as BackboneJS or KnockoutJS, are not compatible with jQuery Mobile page routing.
Con Still in development
According to the website, Flutter is still in its early stages of development.
Con Dart is unpopular and never gained serious community traction like Kotlin or Java
Con Does not support 32-bit iOS devices
If you plan on targeting iPhone 5, 5C or earlier, you can forget about Flutter.