Add shields to README.md

Latest version is of the desktop app. The `align="center"` doesn't appear in preview

README.md

@@ -5,6 +5,18 @@ Standard Notes is a simple and private notes app available on most platforms, in
 
 ![](https://standardnotes.org/assets/homepage-hero.png)
 
+<div align="center">
+
+[![latest release version](https://img.shields.io/github/v/release/standardnotes/desktop)](https://github.com/standardnotes/desktop/releases)
+[![License](https://img.shields.io/github/license/standardnotes/web?color=blue)](https://github.com/standardnotes/web/blob/master/LICENSE)
+[![desktop downloads](https://img.shields.io/github/downloads/standardnotes/desktop/total?label=desktop%20downloads)](https://github.com/standardnotes/desktop/releases)
+[![mobile downloads](https://img.shields.io/github/downloads/standardnotes/mobile/total?label=mobile%20downloads)](https://github.com/standardnotes/mobile/releases)
+
+[![Slack](https://img.shields.io/badge/slack-standardnotes-CC2B5E.svg?style=flat&logo=slack)](https://standardnotes.org/slack)
+[![Twitter Follow](https://img.shields.io/badge/follow-%40standardnotes-blue.svg?style=flat&logo=twitter)](https://twitter.com/standardnotes)
+
+</div>
+
 ### Why Standard Notes?
 
 - Simple and easy to use