Consul is described as 'Free As it is an open software platform all its code can be used by any person or entity. Customisable Any entity can freely modify it to suit its requirements. Secure'. There are four alternatives to Consul for Online / Web-based, Self-Hosted solutions, SaaS and Linux. The best alternative is Decidim, which is both free and Open Source. Other great apps like Consul are DemocracyOS (Free, Open Source), VoteIT (Free, Open Source) and Argu (Paid).
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 collective or a cooperative...
VoteIT is the web tool to host democratic and participatory meetings online. VoteIT keeps agenda, discussion, proposals and polls gathered in a sleek and simple interface. VoteIT is a free and open source project and is free to download from GitHub.
Argu is an online platform that helps making better decisions by structuring dialogue. Users can initiate questions and ideas to start discussions. Users can vote on ideas and submit arguments pro and con. The tool is mainly used by (semi)governments in The Netherlands.