SEM Stash
100+ curated articles/resources for search engine marketers
5 Alternatives To SEM Stash
Keylogs
Better Search Console Insights and Rank Tracker
MaaxMarket SEO Audit
A simple, beautiful SEO audit tool that tells all you need
SEO Prompts
SEO without the headache
SEO Toolbox by OnCrawl
On-page and technical SEO tools for free
SERPtimizer
All-round SEO tool for link prospecting, competitor analysis