You can also look up for these other topics:
Framework
Coding Standards
Boilerplate
CMS
Tool
Security
Hacktoberfest
SEO utilities including a unique field type, sitemap & redirect manager
ethercreativeField Manager is a Craft CMS plugin to make it easy to manage your fields and field groups.
verbbCraftCMS plugin to generate content models from JSON data.
PennebakerA Craft CMS plugin to help with cache busting
clubstudioltdField type that parses twig when an element is saved.
besteadfast