Nous mettons en œuvre des outils numériques éthiques pour accompagner des démarches participatives qui ont du sens : budgets participatifs, concertations, conventions citoyennes, enquêtes publiques, pétitions

Decidim by OSP

An accompaniment based on :


Available in SAAS. In less than a month, we can equip you with Decidimthe best citizen consultation platform...

and it's open source ❤️!

Strategy and methodology


A team of expert consultants at your service to accompany you in the success of your participatory project.

✅ validated with our customers  

Service Offerings

Our technical and consulting teams will help you:

A solution labelled by :

Installation, configuration, adaptation


Quantitative summaries
and qualitative summaries

of new functionalities

Design of
your participative approaches


Animation and

The participatory platform of the Convention on the Future of Europe is launched 🚀

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Les fonctionnalités de Decidim


Call for projects
suggestion box

vote online


online survey

Official Partner
Reference integrator

With more than 100 instances to its credit Open Source Politics is
Decidim'sreference integrator in France and Belgium.

Our references

We support participatory projects of various actors: cities, departments, regions, companies, associations etc.
Discover all the projects we have supported

Customer testimonials

"The OSP team has shown great availability for our projects. It is a very dynamic team, as much in its reactivity as in its alertness. On subjects that we think are embryonic, finally with Open Source Politics it goes very fast! We quickly go from a simple idea to a concrete solution."

Romain De Nève - In charge of MEL participation

Open Source Politics in the Media

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