Mini Business Ideas is a directory of over 526 small business ideas organized across 14 categories. The platform provides detailed profiles for each idea, including realistic startup cost ranges, potential income ranges, and step-by-step launch plans. Its primary function is to help aspiring entrepreneurs identify and evaluate viable business opportunities based on practical data. The site includes a range of tools designed to support the ideation and planning process. A cost calculator provides budgets for 62 businesses, while a margin calculator helps estimate gross and net margins. Additional resources include a name generator, an idea quiz that matches users to business concepts based on their constraints, and a self-employment tax calculator. The platform also offers AI prompts for using language models to assist with launch tasks. Users typically begin by browsing the directory or taking the idea quiz to narrow down options based on their skills, budget, and location. Each business idea entry includes a startup cost breakdown and a validation test designed to be completed within seven days. The platform also features guides on generating, choosing, and testing business ideas, as well as local case studies. The content is updated regularly, with the current edition reflecting data for 2026.