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.

Nainstalovat skript?
Skript doporučený autorem

Mohlo by se vám také líbit MySubs Best Subtitle Highlighter.

Nainstalovat skript

K instalaci tototo skriptu si budete muset nainstalovat rozšíření jako Tampermonkey, Greasemonkey nebo Violentmonkey.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Violentmonkey.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Violentmonkey.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Userscripts.

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

K instalaci tohoto skriptu si budete muset nainstalovat manažer uživatelských skriptů.

(Už mám manažer uživatelských skriptů, nechte mě ho nainstalovat!)

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.

(Už mám manažer uživatelských stylů, nechte mě ho nainstalovat!)

// ==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
  })
})()