Ubersuggest
Ubersuggest is an awesome free tool which can find 100s of new long tail keywords in a few minutes.
Recent user activities on Ubersuggest
PisyaKamushkin added Ubersuggest as alternative(s) to Semantic UI
directorylib added ? SEO Analysis tool • FREE Website Tools • Website checker as an alternative to Ubersuggest
CleverAds added Ubersuggest as alternative(s) to Keyword Planner by Clever Ads
I regularly use Neil's keyword tool. The tool gives me an overview of the keyword competitiveness for organic and paid campaigns. In addition, it lets you discover which content the competitor drives the most traffic for.