# BERRY 4.0 Architecture

{% content-ref url="berry-4.0-architecture/podr-smart-algorithm" %}
[podr-smart-algorithm](https://docs.berrystore.net/berry-4.0-architecture/podr-smart-algorithm)
{% endcontent-ref %}

{% content-ref url="berry-4.0-architecture/berry-dao-system" %}
[berry-dao-system](https://docs.berrystore.net/berry-4.0-architecture/berry-dao-system)
{% endcontent-ref %}

{% content-ref url="berry-4.0-architecture/hypercert-nft-authentication" %}
[hypercert-nft-authentication](https://docs.berrystore.net/berry-4.0-architecture/hypercert-nft-authentication)
{% endcontent-ref %}

{% content-ref url="berry-4.0-architecture/multi-signature-wallet" %}
[multi-signature-wallet](https://docs.berrystore.net/berry-4.0-architecture/multi-signature-wallet)
{% endcontent-ref %}