SEOToolSuite provides free and open source SEO tools for everyone.Keyword research and more, powered by DataForSEO.

DataForSEO is the leading provider of SEO data and APIs. With over 7 billion keywords in the database, it is one of the best openly available SEO data provider.
All SEO tools are free and open source. You just need DataForSEO API and that's it! Get started with your DataForSEO account with free credits to start with.
The Keyword Overview tool gives a quick snapshot of a keyword’s performance, including search volume, intent, CPC, competition, trends, and audience insights - helping you evaluate keyword potential and plan your SEO strategy faster.

The Keyword Suggestions tool generates a large list of relevant keyword ideas based on your seed keyword. It provides key metrics like search volume, intent, CPC, competition, and difficulty, helping you discover new keyword opportunities and expand your SEO strategy.

The Keyword Autocomplete tool generates long-tail keyword ideas using Google autocomplete data. It helps you discover real search queries, identify content opportunities, and expand your keyword research quickly.

The Traffic Overview tool analyzes a website’s organic and paid search performance. It provides insights such as estimated traffic, ranked keywords, traffic cost, ranking changes, and historical trends - helping you understand competitor performance and identify SEO opportunities.
