# Usage > Build and preview a site locally ## Serve docs This will build the docs in memory (not to disk) and serve an auto-reloading server. ```sh $ make s ``` That will use `Makefile` to run the following: ```sh $ mkdocs serve --strict ``` Then open in your browser: - [localhost:8000](http://localhost:8000) ## Build docs Build docs site to `site` directory. This is useful for a CI flow. ```sh $ make b ``` That will use `Makefile` to run the following: ```sh $ mkdocs build --strict ```