diff --git a/handbook/README.md b/handbook/README.md
index 0ade165..63dc5ee 100644
--- a/handbook/README.md
+++ b/handbook/README.md
@@ -88,8 +88,16 @@ You can use Gitpod (A free online VS Code-like IDE) for contributing online. Wit
 
 So that you can start straight away.
 
+[![Open in VS Code](https://img.shields.io/badge/Open%20in-VS%20Code-blue?logo=visualstudiocode)](https://vscode.dev/github/yangshun/tech-interview-handbook)
+[![Open in Glitch](https://img.shields.io/badge/Open%20in-Glitch-blue?logo=glitch)](https://glitch.com/edit/#!/import/github/yangshun/tech-interview-handbook)
+[![Open in GitHub Codespaces](https://github.com/codespaces/badge.svg)](https://codespaces.new/yangshun/tech-interview-handbook)
+[![Edit in Codesandbox](https://codesandbox.io/static/img/play-codesandbox.svg)](https://codesandbox.io/s/github/yangshun/tech-interview-handbook)
+[![Open in StackBlitz](https://developer.stackblitz.com/img/open_in_stackblitz.svg)](https://stackblitz.com/github/yangshun/tech-interview-handbook)
+[![Open in Repl.it](https://replit.com/badge/github/withastro/astro)](https://replit.com/github/yangshun/tech-interview-handbook)
+[![Open in Codeanywhere](https://codeanywhere.com/img/open-in-codeanywhere-btn.svg)](https://app.codeanywhere.com/#https://github.com/yangshun/tech-interview-handbook)
 [![Open in Gitpod](https://gitpod.io/button/open-in-gitpod.svg)](https://gitpod.io/#https://github.com/yangshun/tech-interview-handbook)
 
+
 ### Contributors
 
 This project exists thanks to all the people who contributed. [[Contribute](CONTRIBUTING.md)]. <a href="https://github.com/yangshun/tech-interview-handbook/graphs/contributors"><img src="https://opencollective.com/tech-interview-handbook/contributors.svg?width=890&button=false"></a>