---
title: Configuration
permalink: /docs/configuration/
---

Jekyll gives you a lot of flexibility to customize how it builds your site. These
options can either be specified in a `_config.yml` or `_config.toml` file placed
in your site’s root directory, or can be specified as flags for the `jekyll`
executable in the terminal.

* [Configuration Options]({{ '/docs/configuration/options/' | relative_url }})
* [Default Configuration]({{ '/docs/configuration/default/' | relative_url }})
* [Front Matter Defaults]({{ '/docs/configuration/front-matter-defaults/' | relative_url }})
* [Environments]({{ '/docs/configuration/environments/' | relative_url }})
* [Markdown Options]({{ '/docs/configuration/markdown/' | relative_url }})
* [Liquid Options]({{ '/docs/configuration/liquid/' | relative_url }})
* [Sass/SCSS Options]({{ '/docs/configuration/sass/' | relative_url }})
* [Webrick Options]({{ '/docs/configuration/webrick/' | relative_url }})
* [Incremental Regeneration]({{ '/docs/configuration/incremental-regeneration/' | relative_url }})