content: Update README

Author: Sketch Developer

README.md

@@ -41,6 +41,7 @@ A list of Sketch plugins hosted at GitHub, in alphabetical order.
 - [Sketch to Sitely Website Builder](https://sitely.app/docs/sketch-plugin.html), by Sitely: Export Sketch artboards to Sitely Website Builder.
 - [Sketch Parser Plugn](https://github.com/Dilomen/schema-sketch-parser), by dilomen: Sketch设计稿数据解析
 - [Sketch Tailwind](https://github.com/jan-dh/sketch-tailwind), by Jan D'Hollander: Export your design to a theme-file you can use in your Tailwind Css config.
+- [Stack Layout Hacks Plugin for Sketch](https://github.com/whiteuistore/stack-layout-hacks), by WhiteUI.Store: Various scripts to easily manage and change Stacks properties in the Sketch file
 - [Stark](http://www.getstark.co), by Stark Lab, Inc.: Ensure your design is accessible and high contrast for every type of color blindness.
 - [svgo for Elements](https://github.com/mogin-net/svgo-for-elements), by Pt. Mogin Technology Terpadu:
 - [Theme Switcher for Light and Dark UI Components](https://github.com/whiteuistore/sketch-ui-theme-switcher), by WhiteUI.Store: Effortlessly switch between Light and Dark themes in Sketch using Symbols and Shared Styles.
@@ -60,6 +61,7 @@ A list of Sketch plugins hosted at GitHub, in alphabetical order.
 - [Theme Switcher for Light and Dark UI Components](https://github.com/whiteuistore/sketch-ui-theme-switcher), by WhiteUI.Store: Effortlessly switch between Light and Dark themes in Sketch using Symbols and Shared Styles.
 - [Automatically Apply Text Styles, Color Variables, and Shared Styles](https://github.com/whiteuistore/sketch-style-matcher), by WhiteUI.Store: Find and apply pre-made text styles, color variables, and shared styles. Also, detach all styles in one click.
 - [🧭 Component Browser](https://github.com/funk4d/Component-Browser-Sketch-Plugin), by Dmytro Shevchuk: Must-have for design systems. The symbol picker that actually works.
+- [Stack Layout Hacks Plugin for Sketch](https://github.com/whiteuistore/stack-layout-hacks), by WhiteUI.Store: Various scripts to easily manage and change Stacks properties in the Sketch file
 - [Sketch Guides](https://github.com/luvmex/sketch-guides), by Celyn Xie: Add Guides to edges and midpoints at once.
 - [Frontify Plugin](https://github.com/Frontify/sketch), by Frontify: Connecting your brand and design worlds
 - [Mockuuups Studio](https://mockuuups.studio/sketch/), by Mockuuups: Easily create beautiful mockups from your Sketch files