How to Build a Low-Tech Website

How Wikimedia helped mobile web readers save on data

Reduce web page size: reducing traffic
Reduce internet energy consumption
Use default typefaces: not using @font-face or @import
Reducing image or video File sizes: dithered images
Write in native JavaScript instead of using excessive libraries ex. jQuery
Reduce redundancy when writing code
Build static website
Remove unnecessary files
No advertisements or cookies
Using <noscript></noscript>: users with javascript can load image only when necessary
Minify and optimise javascript and css
Combine CSS files into one
Plan out structure and design of website before coding