# Project necessity

{% content-ref url="project-necessity/loan-protocol" %}
[loan-protocol](https://gefi.gitbook.io/global/english/project-necessity/loan-protocol)
{% endcontent-ref %}

{% content-ref url="project-necessity/perpetual-contracts" %}
[perpetual-contracts](https://gefi.gitbook.io/global/english/project-necessity/perpetual-contracts)
{% endcontent-ref %}

{% content-ref url="project-necessity/dex" %}
[dex](https://gefi.gitbook.io/global/english/project-necessity/dex)
{% endcontent-ref %}
