Use nativefier
to create a Gmail Electron app bundled with
Simplify.
To install:
$ git clone https://github.com/frm/simplify-gmail.git
$ cd simplify-gmail
$ ./build
This assumes your platform is macOS but should be trivial to change to Linux or Windows.
You can tweak the options by changing the overrides/settings.js
file.
This is a modified version of @davidguttman's repo.