Xero and the apps around it. What each tool is genuinely good at, what it is not, and when the honest answer is that you do not need one. We run our own practice on the same stack we recommend.
Many routine finance and admin tasks can now run with little or no manual input. Here is where automation helps most in a small business, and where it still needs a person.
An open standard that lets AI tools connect directly to your accounting systems rather than working from pasted exports. What it makes possible, and the boundaries worth setting before you connect anything.