What are Best Chrome Extensions for Web Dev and Cash-back?

Here are the Top 6 that I used daily:

Q: Are there any cool chrome extensions out there that could improve my web dev programming?

1. Adblock Plus: Block all the ads
2. Grammarly: Used to check my grammar when I write essays, blogs, etc.
3. Honey: To find me the best deals
4. Rakuten: Give me cash back when I shop online
5. Redux Dev Tool: For debugging with React
6. JSON View: View JSON on the web browser prettier