diff --git a/readme.md b/readme.md
index 143a931..92a7144 100644
--- a/readme.md
+++ b/readme.md
@@ -73,6 +73,7 @@
 - [CSS Logical Properties](https://github.com/omarkhatibco/tailwind-css-logical-properties) - Generate classnames for CSS Logical Properties for margin, padding, border-width, border-raduis, text-align, float & writing-mode.
 - [CSS Scroll Snap](https://github.com/hawezo/tailwindcss-scroll-snap) - Adds `scroll-snap` utilities.
 + [CSS Alpha Colors](https://github.com/soueuls/tailwind-color-alpha) - Adds opacity variants to existing colors.
++ [Shadow Outline Colors](https://github.com/octoper/tailwindcss-shadow-outline-colors) - Adds `box-shadow` utilities based on configured colors.
 
 > 🛑 - _The functionalities these plugins below offer have been fully or partially implemented in the latest Tailwind CSS versions._
 
@@ -315,6 +316,7 @@
 - [Home Away From Home](https://homeawayfromhome.online)
 - [Litekart](https://www.litekart.in)
 - [NuxtJS Documentation](https://nuxtjs.org)
+- [Vaggelis Yfantis](https://octoper.me)
 
 ## Contribute