GitHub Wide Markdown

A lightweight UserScript that removes narrow layout; expands GitHub Markdown (*.md) files to full‑width for easier reading and better use of screen space.

Skript installieren?
Vom Ersteller vorgeschlagenes Skript

Ihnen könnte auch MySubs Best Subtitle Highlighter gefallen.

Skript installieren

Du musst eine Erweiterung wie Tampermonkey, Greasemonkey oder Violentmonkey installieren, um dieses Skript zu installieren.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Violentmonkey to install this script.

You will need to install an extension such as Tampermonkey or Userscripts to install this script.

You will need to install an extension such as Tampermonkey to install this script.

Sie müssten eine Skript Manager Erweiterung installieren damit sie dieses Skript installieren können

(Ich habe schon ein Skript Manager, Lass mich es installieren!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(I already have a user style manager, let me install it!)

// ==UserScript==
// @name         GitHub Wide Markdown
// @namespace    https://greasyfork.org/users/1002054-igorskyflyer
// @version      v1.0.1
// @description  A lightweight UserScript that removes narrow layout; expands GitHub Markdown (*.md) files to full‑width for easier reading and better use of screen space.
// @author       igorskyflyer
// @date         2025-09-22
// @match        https://github.com/*.md
// @icon         https://www.google.com/s2/favicons?sz=64&domain=github.com
// @run-at       document-end
// @grant        none
// @license      GPL-3.0-or-later
// @compatible   chrome
// @compatible   firefox
// @compatible   opera
// @compatible   safari
// @compatible   edge
// @homepageURL  https://github.com/igorskyflyer/userscript-github-wide-markdown
// @supportURL   https://greasyfork.org/scripts/550390/feedback
// ==/UserScript==

// @ts-nocheck

;(() => {
  const widen = () => {
    const el = document.querySelector('article.markdown-body')

    if (!el) {
      return
    }

    el.style.setProperty('max-width', '100%', 'important')
    el.style.setProperty('margin-left', '0', 'important')
    el.style.setProperty('margin-right', '0', 'important')
  }

  widen()

  new MutationObserver(widen).observe(document.body, {
    childList: true,
    subtree: true
  })
})()