Your first action to create a 11ty Frame site is to fork 11tyframe repository inside the directory where you want to develop your new site on your local computer , then create a Github repository with the same directory name for instance, the Github repository for 11ty Frame is 11tyframe. .

Install Eleventy and the required Node packages locally, as they appear in your package.json file

11tyframe/package.json
Prism

  "dependencies": {
    "html-minifier": "^4.0.0",
    "clean-css": "^4.2.1",
    "uglify-es": "^3.3.9",
    "klaw-sync": "^6.0.0",
    "markdown-it": "^9.1.0",
    "markdown-it-attrs": "^3.0.1",
    "markdown-it-deflist": "^2.0.3",
    "markdown-it-include": "^1.1.0",
    "markdown-it-link-attributes": "^2.1.0",
    "nunjucks": "^3.2.0"
  },