Open source. Open possibilities.

Preact is a lightweight JavaScript library for building user interfaces, offering a React-compatible API with components and a virtual DOM in a very small bundle.

ZeroWeb is an experimental cross-platform browser project written in Rust, providing both the embeddable ZeroWebView library and the full ZeroBrowser application. It features a self-developed core for DOM, CSS, layout, rendering, script runtime, storage, and security, serving as an AI-driven engineering experiment.

fQuery is a lightweight JavaScript library providing a chainable API for DOM querying, manipulation, events, animations, and AJAX requests.

Leptos is a full-stack, isomorphic Rust web framework using fine-grained reactivity to build declarative UIs with SSR, hydration, and server functions.

Happy DOM is a JavaScript implementation of a web browser's DOM without a graphical user interface, designed so browser-style code and component tests can run in runtimes like Node.js and Bun.