I\'d like to download the .crx file of an extension from webstore, I use fiddler to analyze the network request when I install an extension from webstore and got it.
For
This is a lower-tech way of doing it than to use fiddler, and I realize this is three years old now, but I always look to see if someone else has solved the problem. So I found someone did, and I just used their solution several times successfully. Their solution is an extension that can download other extensions, called Give Me CRX:
https://chrome.google.com/webstore/detail/give-me-crx/acpimoebmfjpfnbhjgdgiacjfebmmmci