Przydatne linki:

European Citizens’ Initiative: https://citizens-initiative.europa.eu/

European Alternatives: http://european-alternatives.eu/

Another European Alternatives: https://www.goeuropean.org/

Fediverse Observer: https://fediverse.observer/

Classification of instances: https://gui.fediseer.com/

Mało przydatne:

Centralized vs. Decentralized vs. Distributed: https://www.geeksforgeeks.org/comparison-centralized-decentralized-and-distributed-systems/