Recently switched to Helium, a super lightweight Chromium-based browser. It has vertical tabs, extension support, and tab groups and profiles, if that's what you mean by workspaces.
Don't wait too long, though.
I used to apply the same tactic, but once I missed the deadline by 5 minutes and had to pay €55 per person for check-in at the counter.
The GPT-4o generated project here doesn't even take care of sending the emails - you need to implement a different worker to handle the actual email sending. Of course, this is very easy to create (as per OP), just generate the code:
> After that, you need to create a Cloudflare Worker as a notification service. The code is very simple, you can use the ChatGPT to generate the code.
I've used both for some time.
TablePlus has a beautiful UI and looks better than Sequel Pro for sure, but I find Sequel Pro to be more capable and easier to use.
Redis support of TablePlus isn't too great either (searching on keys doesn't work), so I need to use another tool for Redis management anyway.