Here’s a thing I do sometimes, when I have managed to remember some relevant tool or technology, and want to know more about the adjacent or competing tools or technologies: I start to search for “thing vs” and look at the autocompletions. No need even to search!
Having said which, and having just done exactly that, I see there are sites which offer comparisons. Here’s one I’ve sometimes used, which on inspection seems to be specifically about software choices:
I did try typing in “alternativeto vs” to see what comes up, but that failed entirely…