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Silex

MCPOpen source

Silex is a free/libre visual website builder that exports clean static HTML/CSS and integrates with CMS and AI via MCP.

3kAGPL-3.0

Silex is an online tool for visually creating static sites with dynamic data. With the free/libre spirit of internet, together.

Pros

  • +Visual drag-and-drop editor with full HTML/CSS/JS control and no vendor lock-in
  • +Exports clean static HTML/CSS that can be hosted anywhere
  • +Built-in MCP server enables AI-assisted website creation with local or cloud models
  • +CMS integration via GraphQL (WordPress, Strapi, Squidex) and 11ty compatibility

Cons

  • −Desktop app with MCP support is still in alpha
  • −Online version requires a GitLab account for storage
  • −Self-hosting and plugin development add operational complexity

Target audience: Web agencies, freelance designers, and developers seeking an open-source, no-lock-in alternative to proprietary website builders.

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