Here you can download Capella:


Note: A Java 8 JRE/JDK is recommended.

Get Capella on the download page.

Then, please read through this guide that provides instructions for installing Capella.

Sample models

Sample examples of Capella projects are available to familiarize yourself with the concepts manipulated in Capella, the different engineering phases of Arcadia, and the good practices on how to model your system of interest through efficient means and ergonomic facilities.

Note: IFE is embedded within Capella distribution

The Capella IFE sample model is an overly simplified vision of what a real in-flight entertainment system is. It is partial and mainly designed for educational purposes.

For any question about the model (tool- or method-related), please post a question in the forum.

The model is embedded within Capella distribution in the ‘samples’ folder. It is also available for download here.

Quick reading guidelines: 2 pages giving a reading path through diagrams

Quick Reading Guide

Highlights: A set of 75 slides with tool and method tips and tricks


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The Alarm Clock sample model is a set of slides illustrating precisely, step-by-step, how to use Capella to build a model. At this stage, it describes Operational Anlaysis, System Need Analysis and Logical Architecture.

For any tool-related question about the model, please use the Capella Forum or consult the PRFC website.

The model is available for download here.

Highlights: A set of 45 slides with tool and method tips and tricks

Alarm Clock OA SA LA

French translations of the Alarm Clock sample documentation and associated Capella model are also available.

This project is a tutorial that follows the steps to design a Toy Catapult to enable a parent and child to have fun together.

This example is adapted from the book Jackson, P. L. (2009). Getting design right: a systems approach. CRC Press

Tutorial - Toy Catapult Project

Instructions to follow the tutorial


This example describes a level-crossing traffic control system.

Level-Crossing Control System

Video and presentations

Extensions and Viewpoints

Some add-ons to Capella can be installed to provide additional features (team work, documentation generation, etc).

The wiki has also a dedicated section for the extensions and viewpoints for Capella and their installation.


If you need help about the Capella workbench, you can post questions on the forum or contact professional experts.