> For the complete documentation index, see [llms.txt](https://docs.fantom.foundation/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.fantom.foundation/build-on-opera/oracles.md).

# Oracles

- [Chainlink](https://docs.fantom.foundation/build-on-opera/oracles/chainlink.md)
- [Band Protocol](https://docs.fantom.foundation/build-on-opera/oracles/band-protocol.md)
- [API3](https://docs.fantom.foundation/build-on-opera/oracles/api3.md)