For Web Apps:

• LAMP / LEMP
  - Linux, Apache / Nginx, Mysql, PHP
• MERN / MEVN
  - MongoDB, Express, React / Vue, Nodejs
• PERN
  - PostgreSQL, Express, React, Nodejs
• Nextbase
  - Nextjs, Supabase

For Landing Pages:

• JAMstack
  - Javascript, APIs, Markup (SSG like Nuxtjs, Gridsome, Vuepress)
• CMS / No-code
  - Wordpress, Webflow, Framer