You can pipe the output of cURL to Vim like this: curl ... | vim - Then, you can review the script, maybe tweak it a little, and you can send it to sh's std

You can pipe the output of cURL to Vim like this: curl ... | vim - Then, you can review the script, maybe tweak it a little, and you can send it to sh's stdin by running :w !sh Or you can just quit Vim (:q! or ZQ) and nothing happens.