Free SEO, GEO, ads, and email marketing knowledge base: search guides, pages, glossary, and prompts.
Free
2 servers across marketing, seo & social. The largest is GrowthVector.
Marketing, SEO & Social
Free SEO, GEO, ads, and email marketing knowledge base: search guides, pages, glossary, and prompts.
GrowthVector knowledge base plus SEO audits and website data extraction. Needs GrowthVector Pro.
The rest either hold an API key issued by the publisher or ask for nothing.
Listed without a verification tick. Read the listing before installing.