How to unpack an .asar file?
From the asar documentation
(the use of npx here is to avoid to install the asar tool globally with npm install -g asar)
Extract the whole archive:
npx asar extract app.asar destfolder Extract a particular file:
npx asar extract-file app.asar main.js
It is possible to upack without node installed using the following 7-Zip plugin:
http://www.tc4shell.com/en/7zip/asar/
Thanks @MayaPosch for mentioning that in this comment.