About this ILIAS question type plugin

This open source plugin for ILIAS is a port of STACK, originally developed by Chris Sangwin at the University of Birmingham for Moodle. It provides a test question type for mathematical questions in ILIAS which uses Maxima to allow randomisation, automatic user input validation and question evaluation, plot generation, question unit tests, several input types like matrix, checkbox or reasoning equivalence and hundreds of other features

Try STACK in ILIAS now!

Public Demo Test

Check how STACK questions in ILIAS looks like from a student perspective. No registration required

Public Demo

Create your own questions

Registered users have access to a personal area where they can create their own questions and test the plugin.

Register Here!
Try-out Area
GitHub Repository

Current Development


Development of the new STACK Plugin version for ILIAS7, with an updated Moodle Core (4.3.9)
Development Area

Some STACK Question type plugin for ILIAS users and funders

About the developer

The STACK Question type plugin for ILIAS is developed by Jesús Copado Mejías, Researcher at the Innovation in Learning Institute of the Friedrich-Alexander Universität Erlangen - Nürnberg
As part of the development team of the Innovation in Learning Institute and together with Fred Neumann, Jesús Copado Mejías also developed other ILIAS plugins like Accounting Questions, External Content or ExtendedTestStatistics.
As technical responsible for European Projects, he maintains dozens of LMS Platforms, offering technical support to project partners.
If you need support with the STACK Question type plugin, do not hesitate to contact:
If you want to report a Bug, please, use Mantis