Surgical DOM updates with Vanilla JavaScript. ScalpelJS is a lightweight ecosystem for building modern Web Component applications while keeping most of your code in plain Vanilla JavaScript.
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Updated
Mar 25, 2026 - TypeScript
Surgical DOM updates with Vanilla JavaScript. ScalpelJS is a lightweight ecosystem for building modern Web Component applications while keeping most of your code in plain Vanilla JavaScript.
Reactive HTML with 3 pillars: pattern parser, proxy, and programs. Browser-native API, lightweight reactive projection. Ready for widgets or SPA. A different approach from virtual DOM with fine-grained reactivity — slot-ready even with empty initial state. 3.7 KB gzip. No build step. Use directly via CDN.
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