Decidim

First steps with Decidim

Decidim is a digital platform
for citizen participation

It’s a free/libre and open-source web-based software, maintained by an extense and active community. You can use Decidim in a public or private organisation, with hundreds or thousands of potential participants, such as a city council, an association, a university, an NGO, a trade union, a neighbourhood association or a cooperative...
For technologists
Installing Decidim

You can install it yourself or find someone to help you with tech support.

For organizations
The right tool for you

For big or small organisations, discover how Decidim can cater to your needs.

For governments
Decidim in your city

If your city is thinking of deploying participatory policies, find out how you can convince them to do it.

Is Decidim the right tool for you?

Decidim’s flexible features are designed to serve both small and large collectives, public and private organisations, with hundreds or thousands of potential users.

Explore all features
Participatory processes
Participatory texts
Conference
Surveys
Sortition
Comments
Participatory processes
Participatory texts
Conference
Surveys
Sortition
Comments
Participatory processes
Participatory texts
Conference
Surveys
Sortition
Comments
Participatory processes
Participatory texts
Conference
Surveys
Sortition
Comments
Participatory processes
Participatory texts
Pages and blogs
Notifications
Newsletter
Assemblies
Votings
Initiatives
Pages and blogs
Notifications
Newsletter
Assemblies
Votings
Initiatives
Pages and blogs
Notifications
Newsletter
Assemblies
Votings
Initiatives
Pages and blogs
Notifications
Newsletter
Assemblies
Votings
Initiatives
Pages and blogs
Notifications
Proposals
Voting
Results
Accountability
Meetings
Proposals
Voting
Results
Accountability
Meetings
Proposals
Voting
Results
Accountability
Meetings
Proposals
Voting
Results
Accountability
Meetings
Proposals
Voting

Backed by technology, democracy and experience

Code for Japan
Code for Japan

Decidim provides customize-friendly architecture so that we can adapt it to our domestic situation.

Read the case study
European Commission
European Commission

The digital platform was launched on 19 April 2021 and was open to contributions until 9 of May 2022. During this...

Read the case study

Read more case studies on our blog

Who’s behind the platform?

Metadecidim is the community that collaborates in the design of the platform and the development of the project. Together we design and create new features and report bugs for continuous improvement of the platform.

The Decidim Free Software Association is a democratic association for the governance of the Decidim community.

FAQs
Do you support institutions?

Yes, but you have to be patient. There are a lot of institutions that want to use Decidim right now and we are helping them step by step. Contact us for any question and we will answer you as soon as possible.

How can I become a member of the Decidim Association?

Now the people involved in the project can be partners. Here we explain in detail how you have to do it

What do I need to install Decidim?

Installing Decidim is easy but you need some knowledge and technical requirements. See the documentation for installing Decidim.

What are the differences with Consul Project / Decide Madrid?

There are many differences: features, flexibility, architecture, modularity, etc. We have published a post to try to answer this question.

Try Online — Play around and explore freely the Decidim platform with our online demo. Online demo