# Oracles

Currently, developers on Nova can use [RedStone](https://redstone.finance/) or [APRO](https://apro.com/) oracle to get external information like token price. Please refer to the below doc for more detailed information.

{% embed url="<https://docs.redstone.finance/docs/smart-contract-devs/how-it-works>" %}

{% embed url="<https://docs.apro.com/en>" %}