This page is a translated version of the page Extension:3DAlloy and the translation is 12% complete.
MediaWiki Handleiding extensies
OOjs UI icon advanced-invert.svg
Release status: stabiel
Implementatie Parser functie , Tag , ContentHandler , Link opmaak
Beschrijving Adds support of 3D files viewing at your MediaWiki
Auteur(s) Dolfinus
Laatste versie 1.6 (2022-01-30)
MediaWiki 1.25+
Database wijzigingen Nee
Licentie MIT Licentie
Download (for MW 1.33 and below use mw-1.33 branch)
Voorbeeld Example of 3D Viewer at file page


MediaWiki extension which allows to add 3D models viewer to site pages. Based on THREE.js, renders image with CanvasRenderer. There you can see example 3D model page.

Supported file extensions

THREE.js model format:

  • .json
  • .3djson
  • .3dj
  • .three

THREE.js model buffer geometry format:

  • .buff
  • .buffjson

OBJ file format:

  • .obj

STL (binary) file format:

  • .stl
  • .stlb


$wgFileExtensions = array_merge(
  $wgFileExtensions, array(
      'json', '3dj', '3djson', 'three',
      'buff', 'buffjson',
      'stl', 'stlb'
  •   Klaar – Navigeer naar Special:Version op de wiki om te controleren dat de extensie geïnstalleerd is.


As Image Handler


As Parser function


Instead of uploaded filename you can use an url for file located in external site.

As Parser tag

<3d file="Model.json" width="" height="" ... ></3d>


<3d width="" height="" ... >Model.json</3d>

You also can use url instead of short filename.


Naam Beschrijving Default value
width Canvas width in pixels 300
height Canvas height in pixels 300
color Model RGB color as hex 0xff00ff
opacity Model opacity as decimal between 0...1 0.8
zoom If true or 1, canvas can be zoomed false
pan If true or 1, canvas can be panned false
norotate If true or 1, model does not rotate false
scale Model scale as decimal between 0...1 1
z Model z coordinate 75
style Additional canvas CSS style
class Additional canvas HTML class

Width and height can be set to 0 value, so size of viewer will be set according to user screen dimensions.


All default values can be changed in your LocalSettings.php file:

$wg3DAlloy["width"]  = 500;
$wg3DAlloy["height"] = 400;
$wg3DAlloy["class"]  = 'someclass';

Controls and hotkeys

Actie Controls
Camera rotate Swipe, left mouse key hold and move
Camera zoom (if zoom enabled) Mouse wheel, hold wheel and move, pinch
Camera pan (if pan enabled) Right key hold and move
Model rotate ←↑→↓ keys
Model rotation reset Home key
Model rotation play/pause Double click, double tap
Model rotation play/pause all models at page Enter, Space keys
Model rotation speed - and + keys

Hotkeys automatically disables while you edit or submit wiki page.