Angular component example Listing 2 displays a counter component similar to the React example, and is derived from this example.

Svelte, Angular, React, and Vue all carry the banner of open source software high and bright. Prototyping is the best way to get a real feeling for a framework, but that is not always possible.

New JavaScript frameworks, like React and Angular, are changing the way web and mobile UIs are developed, with performance being one of their strongest traits.