Static Webpage

🖥 Fullscreen black page that puts monitors to sleep if they realise there's nothing to show - Bookmark:

Simple web-page that plays video and on click opens in fullscreen.

A basic reponsive splash page, with fullscreen image background.

OSM + Leaflet 學習筆記 3：定位、全螢幕、小地圖、列印、客製選單

This is a website to clean of dust from your computer screen. This just turns the sreen into a full size black screen.

Full cover page with bootstrap 5

Código para la aplicación de la API de pantalla completa en HTML.

Fullscreen Counter

Demo react application for 'react-fullscreen-form'

Is this the simplest Progressive Web App ever? It's just a black browser tab / window / screen, but it can help you focus, rest your eyes, manage screens, test PWAs, or serve as a presentation background or privacy screen. Really?

Pedro PSI game bar

Set the color of the webpage.

An API to allow developers transfer the ability to use restricted APIs to any target window in the frame tree.

Cross-browser fullscreen HTML elements (with jQuery support)

Fullscreen API Standard