This extension allows you to set custom values for the following text spacing properties: Line height, letter spacing, word spacing, and paragraph spacing. You can use it also as a way of testing the WCAG success criterion 1.4.12 - Text Spacing. **Features** - Ability to adjust text spacing properties on web pages. - Multiple ways to adjust properties - a preset, a slider, and increase/decrease buttons (with the long-press event). - Full keyboard support and screen reader support. - Support for light mode, dark mode, high contrast mode, and reduced motion mode. - Customizable keyboard shortcut to toggle custom text spacing properties on and off. - Localized (EN, CZ, DE, IT, HI, FR, PT_BR, PT_PT, ES, RU, UK, SK, HU). - Instructions on how to use the extension.