Breaking Change! Changed SCSS filename case

• build/scss/AdminLTE-raw.scss → build/scss/_adminlte.raw.scss
• build/scss/AdminLTE.scss → build/scss/adminlte.scss
• build/scss/AdminLTE-components.scss → build/scss/parts/adminlte.components.scss
• build/scss/AdminLTE-core.scss → build/scss/parts/adminlte.core.scss
• build/scss/AdminLTE-extra-components.scss → build/scss/parts/adminlte.extra-components.scss
• build/scss/AdminLTE-pages.scss → build/scss/parts/adminlte.pages.scss
• build/scss/AdminLTE-plugins.scss → build/scss/parts/adminlte.plugins.scss

New in v3.1:

• Dark Mode
• New Components
  • Month Pagination
  • Login/Register v2
  • IFrame mode
  • uPlot Charts
  • Kanban Board
  • Pages
    • FAQ
    • Contact Us
  • Search
    • Simple
    • Enhanced
  • Simple Kanban Board
  • Simple Preloader
• New Demo Examples
  • Stepper/Wizard
  • Multi File Upload
  • Codemirror
  • Datatables with Buttons
  • Form Input Styles
• New Sidebar features
  • Sidebar Search
  • Custom Area
• New JS Plugins & JS Plugin features
  • Fullscreen mode
  • SidebarSearch plugin
  • ExpandableTables plugin
  • IFrame plugin
  • NavbarSearch plugin
• Additionally
  • added FontAwesome light, duotone & svg support
  • added Datatables Scrollpane Plugin
  • added btn-app Color Variations
  • enhance brand-link with pushmenu inside brand
  • added new Border Bottom only input style
  • added custom-control-input Color Variations
  • added custom-control-input-outline for checkbox & radio
  • enhanced ControlSidebar plugin for multiple control-sidebars

Changes:

• replaced small-box font-size transition with transform
• fixed layout-boxed sidebar with sidebar-mini
• added ASP.NET Boilerplate & CakePHP 4.x implementation in docs
• compressed images (jpg & png)
• added StyleLint, ESLint & BundleWatch
• enhanced various npm script commands
• updated bootstrap to 4.6.0
• removed glyphicon leftovers
• updated various HTML markups
  • specified lang attribute
  • bumped year to 2021
  • changed http:// to https://
  • moved rel attribute for consistency
  • added rel=noopener for external links
  • specified diplay=fallback for Google Fonts
• added sidebar search plugin
• added pagination month component
• added expandable tables plugin
• added sidebar custom area component
• enhanced brand-link with pushmenu inside brand
• added font awesome light, duotone & svg icons support
• fixed maximized-card card-body overflow
• added bs-stepper plugin & demo
• added codemirror plugin & demo
• added dropzonejs plugin & demo
• added sparkline demo
• remove flot-old
• remove unnecessary jquery-ui
• added new login, register & recover-password v2 page
• added datatables button example
• added contact-us and faq demo
• added iframe plugin
• added three new styles examples in forms/general
• added custom-control-input color variations
• added custom-control-input-outline for checkbox & radio
• added dark-mode
• added simple kanban board
• added card image overlay example
• added datatables searchpanes plugin
• added uplot chart plugin & demo
• removed devDependencies
  • @babel/cli
  • @babel/plugin-external-helpers
  • css-loader
  • path
  • set-value
  • style-loader
• removed dependencies
  • @fullcalendar/bootstrap (replaced with new dependency fullcalendar)
  • @fullcalendar/core (replaced with new dependency fullcalendar)
  • @fullcalendar/daygrid (replaced with new dependency fullcalendar)
  • @fullcalendar/interaction (replaced with new dependency fullcalendar)
  • @fullcalendar/timegrid (replaced with new dependency fullcalendar)
• and some other small fixes/changes

Thanks to @XhmikosR for the 55+ incredible PR's also Thanks for the PR's to @shawnheide, @mineminemine, @shailesh-ladumor, @SmileYzn, @yangfuhai, @nisarhassan12, @danny007in

For the complete changelog look here.