A fast frontend build tool and dev server.
Vite provides a development server with fast hot module replacement and a build command that bundles code for production. It supports many frameworks via templates and plugins (as of writing).
Yes, it is open-source software.
No, it supports multiple frameworks through templates and plugins.
Information and links are accurate as of the time of writing and may change. Always verify on the official site. This is an independent guide, not affiliated with the listed services.