They are either generic small business templates with a bar example bolted on, SaaS lead magnets from POS or payment companies, pure template libraries with no operational guidance, or generic restaurant plans applied loosely to bars.
The Bar Business Plan on this site is different because it is bar-specific, written by an operator, and structured to the questions that lenders, investors, and landlords actually ask. The financial model uses bar-industry-specific assumptions. The operational projections reflect what bars actually do, not what generic templates assume.