| `minifyCSS` | Minify CSS in style elements and style attributes (uses [clean-css](https://github.com/GoalSmashers/clean-css)) | `false` (could be `true`, `false`, `Object` (options)) |
| `minifyURLs` | Minify URLs in various attributes (uses [relateurl](https://github.com/stevenvachon/relateurl)) | `false` (could be `Object` (options)) |
| `ignoreCustomComments` | Array of regex'es that allow to ignore certain comments, when matched | `[ ]` |
+| `ignoreCustomFragments` | Array of regex'es that allow to ignore certain fragments, when matched (e.g. `<?php ... ?>`, `{{ ... }}`, etc.) | `[ ]` |
| `processScripts` | Array of strings corresponding to types of script elements to process through minifier (e.g. `text/ng-template`, `text/x-handlebars-template`, etc.) | `[ ]` |
| `maxLineLength` | Specify a maximum line length. Compressed output will be split by newlines at valid HTML split-points. |
| `customAttrAssign` | Arrays of regex'es that allow to support custom attribute assign expressions (e.g. `'<div flex?="{{mode != cover}}"></div>'`) | `[ ]` |