Thanks for the response

then it is probably something that wouldn’t be too hard to add to the web interface (will have to think on where to add it

When I was trying to find it, the first place i thought to look was Account > View Profile. It already shows my own posts and comments, so in my mind that was the logical place to look for my upvotes. I believe that's also where reddit puts your upvotes

So, this would not be a complete record of all your voted on items for most instances.

Keeping only a recent history makes perfect sense, but even being able to just search X previous months is better than nothing