I recently had to make a LaTeX slideshow, and was disappointed with how awful most of the themes looked. I found the Metropolis theme, which was quite nice and modern, and I adapted it to have the UBC colours and logo.
You can see it live on Overleaf.
Or you can see the code on Github.
Suggestions or Pull requests are welcome!
If you’re going to a conference, or even making a presentation in a class with lots of formulas, this could come in handy.