This September 2016 in Brussels, there will be five big events focusing on the open geo movement.
FOSS4G.be (Free and Open Source Software for Geospatial) is the meeting of Belgium open source geo developers and users. The meeting is at IBGE (Environment Brussels), by the Belgian OSGeo chapter.
Date: 22 september (9:00AM - 6:00PM)
"HOT" (Humanitarian OpenStreetMap Team) uses OpenStreetMap to help humanitarian projects and progress in developing countries. Their annual meeting is on the 22nd of September in the BTC Conference Center.
Place: BTC Conference Center - Espace Jacqmotte
Date: 22 september (8:00AM - 5:00PM)
A Mapathon is a coordinated mapping event. The aim of this mapathon is to map the most crisis-prone parts of the developing world.
Place : MSF/Handicap International Office
Date : 22 september (6:00PM - 9:00PM)
"State of the map" is the yearly worldwide conference of the OpenStreetMap community, the open and crowdsource map. It will take place at the VUB from September 23 to 25 septembre.
Date: 23th - 25th september (8:00AM - 6:00PM)
To close the events, there will be a "HackDay" focused on OSM and OSGeo technologies. Monday September 26th at IBGE (Environment Brussels).
Place : http://bel.brussels/
Date : 26 september (10:00AM - 6:00PM)