Most "niche ideas" lists are someone's opinion. Google already publishes the raw signals you need to rank niches yourself: what people type (Autocomplete), how interest changes over time, and which related searches are taking off (Trends). The hard part is combining them into one number you can...
Source: [Dev.to](https://dev.to/veridata/how-to-score-niche-ideas-0-100-with-free-google-data-growth-demand-buyer-intent-l30)