Merge pull request #11821 from ksdumont/dev

added Supra Oracle information to docs

Author: corwintines

public/content/developers/docs/oracles/index.md

@@ -402,6 +402,8 @@ There are multiple oracle applications you can integrate into your Ethereum dapp
 
 **[API3 DAO](https://www.api3.org/)** - _API3 DAO is delivering first-party oracle solutions that deliver greater source transparency, security and scalability in a decentralized solution for smart contracts_
 
+**[Supra](https://supra.com/)** - A vertically integrated toolkit of cross-chain solutions that interlink all blockchains, public (L1s and L2s) or private (enterprises), providing decentralized oracle price feeds that can be used for on-chain and off-chain use-cases. 
+
 ## Further reading {#further-reading}
 
 **Articles**