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Quiz maker for teachers to create their own tests, assign points, password protect quizzes, monitor results and export to CSV. Had a couple of initial launch sales, and one sale every once in a while, but I've had no time to market and promote this.
It was created in 2013, has nearly 100 articles and monetized with affiliate products of the niche eg. how to grow books, seeds, CBD oils, Medicinal M. clients for dispensaries, etc. It never had black hat SEO, it is virgin in that matter. The foundation is strong and the site has authority but the site does need a revision as I have not touched it for years.
A tool for generating JSON APIs from any website, using XPath selectors and a dynamic recipes created in the designer online.