Note 1 - Organization and Significant Accounting Policies - Schedule of Segment Information (Details) - USD ($)	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Revenues, net	$ 3,806,275	$ 3,609,701
Operating income loss	(419,528)	(59,554)
Service [Member]
Revenues, net	38	280
Operating income loss	38	280
Shipping Calculator Services [Member]
Revenues, net	652	5,544
Operating income loss	(345)	3,565
Brewery Management Software [Member]
Revenues, net	7,975	9,375
Operating income loss	2,425	(4,743)
Merchant Processing Services [Member]
Revenues, net	24,843	12,053
Operating income loss	5,759	4,039
Shipping Coordination and Label Generation Services [Member]
Revenues, net	3,772,767	3,582,449
Operating income loss	(297,757)	(33,641)
Corporate Operations [Member]
Operating income loss	$ (129,648)	$ (29,054)