Sigil SDK — createEditor() composition for custom shells

Sigil core engine — zero-dependency, CSP-safe page model and renderer

Sigil product shell — createApp() open-box editor UI with design tokens

Sigil ProjectStore — in-memory JSON import/export adapter

Sigil default blocks — section, text, image, button, column, shortcode

Sigil UI panels — canvas, blocks, layers, props, inspector

Sigil shortcode DSL — defineShortcode, registry, and resolver

<turing-captcha> custom element for the Turing captcha.

<Turing> Vue component for the Turing captcha.

Headless client core for the Turing captcha (fetch, PoW, inject).

<Turing/> React component for the Turing captcha.

Themes for Selkit — base and Bootstrap 5 styles (CSS variable driven).

Headless state machine for Selkit — framework-agnostic select logic.

Vue 3 adapter for Selkit — reactive renderer over @selkit/core.

Vanilla JS renderer for Selkit — DOM, events, a11y and default positioner.

React adapter for Selkit — useSyncExternalStore over @selkit/core.

Optional advanced dropdown positioner for Selkit — flip / shift / size collision handling powered by @floating-ui/dom.