Wix APIs and References

Reference documentation for Wix APIs, SDKs, the CLI, extensions, and components.

APIs & SDKs

Programmatic access to Wix business solutions and platform services.

API ReferenceThe unified reference for Wix APIs accessible through REST and the SDK.
Host SDKHost modules for interacting with the Wix dashboard, editor, and site.
Core SDKCore modules for client setup, authentication, realtime, and other platform utilities.
Site SDKAPIs for frontend extensions in Studio Two.
Velo API ReferenceThe Velo APIs, used on existing Velo sites.

CLI

Command-line tools for building, testing, and releasing your Wix projects.

Wix CLICLI commands used to build Wix apps and headless projects.

Extensions

Custom UI and logic for sites and dashboards, and logic for backend flows.

Site ExtensionsUI and logic on a site's live, visitor-facing pages.
Dashboard ExtensionsUI and logic in the dashboard, where Wix users manage their site.
Backend ExtensionsLogic in the Wix backend, where business solutions process events and requests.

Components

UI components, design tokens, and the business data behind them.

Wix Design SystemReact component library and design tokens for building consistent Wix app and dashboard UIs.
ContextsData and actions that Wix business solutions provide to components through React contexts.

Last updated: 2 November 2026

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