Switched to GnuCash about four years ago after Quicken forced me to pay for a new version of their software. I have very complicated personal finances (churning, crypto trading, etc.) and double-entry is the only possible way to keep an accurate account of my cash flow and net worth.
What were some of your favorite resources for learning it? I've tried a few times to sit down and learn it, but always ended giving up because some of the things I thought should be easy were just so obtuse.