Update README.md

Author: nora-soderlund

README.md

@@ -1,6 +1,14 @@
 # Integration Workbench
 
-[![Extension preview](https://i.imgur.com/aakdsa1.gif)](https://i.imgur.com/aakdsa1.mp4)
+### What is Integration Workbench?
+[Integration Workbench](https://integrationbench.com) is a **free** and **open-source** API integration testing extension for VS Code with the ability to group requests, run scripts to prepare a request, use environments, all in a familar VS Code environment.
+
+Available features:
+ - Group requests in collections or workbenches
+ - Use custom scripts in headers, parameters, environment variables.
+ - Use environments with variables from .env files or custom scripts
+
+[![Extension preview](https://i.imgur.com/sfKeBBD.gif)](https://i.imgur.com/sfKeBBD.mp4)
 
 ## Known Issues
 

package.json

@@ -1,7 +1,7 @@
 {
   "name": "integrationworkbench",
   "displayName": "Integration Workbench",
-  "description": "A workbench tool to work with API integrations.",
+  "description": "A free and open-source API integration testing extension for VS Code.",
   "version": "0.9.4",
   "license": "GPL-3.0",
   "publisher": "norasoderlund",