Here are essential tools I use

Website hosting

Bluehost: Great affordable host with great support. Recommended by wordpress themself.

Siteground: Great live chat support with their awesome caching plugin that is custom made for their websites and also recommended by wordpress themself:

WordPress tools

Astra theme, great SUPER fast wordpress theme and SEO optimized with schema

Great elementor pack addon with tons of extra features that will make your websites look amazing.