# jekyll > A simple, blog-aware, static site generator. > More information: . - Generate a development server that will run at http://localhost:4000/: `jekyll serve` - Enable incremental regeneration: `jekyll serve --incremental` - Enable verbose output: `jekyll serve --verbose` - Generate the current directory into `./_site`: `jekyll build` - Clean the site (removes site output and `cache` directory) without building: `jekyll clean`