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21st OpenFOAM® Workshop

June 29 th - July 3rd, 2026

Guimarães, Portugal

OpenFOAM® Hackathon                                      

A pre-event activity of the 21st OpenFOAM® Workshop


🚀 𝐌𝐚𝐢𝐧 𝐂𝐡𝐚𝐥𝐥𝐞𝐧𝐠𝐞

How can more sustainable mobility strategies improve urban air quality in Guimarães?

Participants will work in multidisciplinary teams to develop OpenFOAM® tools and workflows to simulate pollutant dispersion and assess the impact of different mobility scenarios across the city.

⚠️ Important: This Hackathon is not intended for inexperienced OpenFOAM® users. Participants should already have solid OpenFOAM knowledge and be comfortable working independently.


📅 𝐇𝐚𝐜𝐤𝐚𝐭𝐡𝐨𝐧 𝐒𝐭𝐫𝐮𝐜𝐭𝐮𝐫𝐞

1. Until June 15th
Remote teamwork to develop the required tools, get familiar with the HPC cluster (Deucalion), and attend remote lectures.

2. June 15th – 19th
Hackathon Week 1 – Lectures by experienced OpenFOAM developers, followed by afternoon hands-on sessions and tool improvement.

3. June 22nd – 26th
Hackathon Week 2 – Final development and assessment of the different mobility scenarios.

4. During OFW21
Final presentation session and announcement of awards.

🎓 𝐏𝐚𝐫𝐚𝐥𝐥𝐞𝐥 𝐋𝐞𝐜𝐭𝐮𝐫𝐞 𝐓𝐫𝐚𝐜𝐤𝐬

🔹 Track 1Urban Flows and Meshing
This track will address the preparation of computational domains for urban-flow simulations, emphasizing geometry handling, mesh generation, and the specific challenges associated with complex built environments. It will also cover key aspects of urban-flow modeling relevant to pollutant dispersion and air quality assessment.

🔹 Track 2Programming and Pre-/Post-Processing – Automation
This track will focus on programming skills and workflow automation for OpenFOAM applications. It will include the development of utilities and scripts to support case preparation, simulation management, and automated post-processing, helping participants build efficient and reproducible CFD workflows.

🔹 Track 3HPC and Machine Learning Applied to CFD
This track will explore the use of high-performance computing and machine-learning techniques in CFD. Topics may include parallel performance, efficient execution of large simulation campaigns, data handling, and the application of machine-learning approaches to accelerate analysis, extract patterns, or support reduced-order and surrogate modeling.

All lectures will be delivered by experienced OpenFOAM developers and researchers.

👥 𝐓𝐞𝐚𝐦 𝐂𝐨𝐦𝐩𝐨𝐬𝐢𝐭𝐢𝐨𝐧
Each team solving the challenge must include one participant from each track

💶 𝐑𝐞𝐠𝐢𝐬𝐭𝐫𝐚𝐭𝐢𝐨𝐧
🔹Participation cost: €150
🔹Registration opens on May 5th
🔹Places will be assigned on a first come first served basis
🔹𝐎𝐧𝐥𝐲 15 𝐩𝐥𝐚𝐜𝐞𝐬 𝐚𝐫𝐞 𝐚𝐯𝐚𝐢𝐥𝐚𝐛𝐥𝐞 𝐩𝐞𝐫 𝐭𝐫𝐚𝐜𝐤.
🔹Includes attendance during the 10 working days of the Hackathon, with 1 lunch and 2 coffee-breaks per day.
🔹It does not include travel, accommodation or any other meals.
🔹Low-cost accommodation at the university will be available as an optional add-on (€250 for 14 nights) in the University shared rooms.

𝐒𝐭𝐚𝐲 𝐭𝐮𝐧𝐞𝐝 — full registration details will be announced soon!

Silver Sponsors

Bronze Sponsors

Supporters