TIL how to compose a URL to Gmail to pre-populate an email compose window, for really lightweight automated-assisted email sending https://til.simonwillison.net/google/gmail-compose-url
Generating URLs to a Gmail compose window

I wanted to send out a small batch of follow-up emails for workshop attendees today, and I realized that since I have their emails in a database table I might be able to semi-automate the process.

@simon
And you can do a very similar thing with almost any mail software with the mailto: links. Like mailto:[email protected]?subject=this%20rocks