# Plugins

{% content-ref url="plugins/realtime-payment-links" %}
[realtime-payment-links](https://ninjapay.gitbook.io/ninjapay-api-docs/how-to/api-reference-upi/plugins/realtime-payment-links)
{% endcontent-ref %}

{% content-ref url="plugins/paywalls" %}
[paywalls](https://ninjapay.gitbook.io/ninjapay-api-docs/how-to/api-reference-upi/plugins/paywalls)
{% endcontent-ref %}

{% content-ref url="plugins/invoice" %}
[invoice](https://ninjapay.gitbook.io/ninjapay-api-docs/how-to/api-reference-upi/plugins/invoice)
{% endcontent-ref %}

{% content-ref url="plugins/point-of-sale-pos" %}
[point-of-sale-pos](https://ninjapay.gitbook.io/ninjapay-api-docs/how-to/api-reference-upi/plugins/point-of-sale-pos)
{% endcontent-ref %}