diff --git a/DEVTools.md b/DEVTools.md
index eeb137942..b8760d397 100644
--- a/DEVTools.md
+++ b/DEVTools.md
@@ -95,10 +95,12 @@
 * [Regex Hub](https://projects.lukehaas.me/regexhub/) or [IHateRegex](https://ihateregex.io/) - Regex Cheat Sheets
 * [SQL Cheat Sheet](https://i.ibb.co/Ctr0Tn8/e289a15e2246.jpg) - SQL Cheat Sheet
 * [CSS Cheat Sheet](https://docs.emmet.io/cheat-sheet/) or [CSS Tricks](https://css-tricks.com/snippets/) - CSS Cheat Sheet
-* [You Don't Need GUI](https://github.com/you-dont-need/You-Dont-Need-GUI) - CLI Commands Cheatsheet
+* [BEM Cheat Sheet](https://bem-cheat-sheet.9elements.com/) - BEM Cheet Sheet 
+* [You Don't Need GUI](https://github.com/you-dont-need/You-Dont-Need-GUI) - CLI Commands Cheat Sheet
 * [Vim Cheatsheet](https://i.ibb.co/FbdMMHN/460e75dd8543.png) or [rTorr](https://vim.rtorr.com/) - Vim Code Editor Cheat Sheets
 * [Github Cheat Sheet](https://github.com/tiimgreen/github-cheat-sheet) - GitHub Cheat Sheet
 * [HTML.com](https://html.com/) - HTML Guide / Cheat Sheet
+* [SEO Cheet Sheet](https://seo-cheat-sheet.9elements.com/) - SEO Cheet Sheet
 
 ***
 
@@ -1059,7 +1061,8 @@
 * [Color Pickers](https://www.reddit.com/r/FREEMEDIAHECKYEAH/wiki/storage#wiki_color_pickers) - Extract Color from Pictures / Webpages
 * [Webgradients](https://webgradients.com/) - Gradients
 * [uiGradients](https://uigradients.com/) - Hex Gradients
-* [ShaderToy](https://www.shadertoy.com/browse) - User-Made Shaders 
+* [ShaderToy](https://www.shadertoy.com/browse) - User-Made Shaders
+* [Alphredo](https://alphredo.app/) - Create Translucent Colors
 * [Contrast Checker](https://webaim.org/resources/contrastchecker/) - Background / Text Contrast Checker
 
 ***