Partner Protocols. Doc - 4,5,6,7,9

yearn-ecosystem/collaborative-releases/partnerprotocols.md

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+# Partner Protocols
+
+## Akropolis
+
+[Akropolis](https://www.akropolis.io/) is a provider of decentralized finance products with an emphasis on asset yield generation. 
+
+**How we collaborate**
+
+Akropolis is the front-of-house institutional service provider for Yearn vaults and lending solutions, offering them with bespoke access as well as investment strategies tailored specifically to Yearn products
+
+## Pickle Finance
+
+[Pickle Finance](https://pickle.finance/) is a yeild aggregator which allows users to compound their returns with the help for the Farm and Jar products
+
+**How we collaborate**
+
+Pickle Finance and Yearn share development resources as well as strategy § performance fees. Additionally, users can deposit their Yearn yvault tokens into Pickle gauges to earn pickle tokens.
+
+## Keep3r Network
+
+[Keep3r Network](https://docs.keep3r.network/) is a coordination protocol for developers to collaborate across different products and strategies. Keep3r facilitiates diverse teams to execute common jobs in a decentralized manner. Yearn uses the keep3r network to co-ordinate with it's parnters on executing shared strategies across the ecosystem
+
+## Badger
+
+[Badger](https://badger.finance/) is a protocol which facilitates a smooth decentralized bridge for BTC to be brought onto the ETH DeFi ecosystem.
+
+**How we collaborate**
+
+Badger and Yearn share & benefit from revenues generated by combining their TVL across BTC maximizing vaults, with a focus on WBTC. Badger has special labels in their vaults for Yearn incentivized liguidity on top of a special fee structure.
+
+## Iron Bank
+
+[The Iron bank]() aka CREAM V2, is a zero-collatral lending platform focused on lending between protocols.
+
+**How we collaborate**
+
+Yearn is one of the whitelisted partenrs for the Iron bank, which allows direct levereged lending. Yearn yvaults also serve as a collatral in CREAM along with shared development resources for both sides.
+
+## Cover Protocol
+
+[Cover](https://www.coverprotocol.com/) is decentralized insurance protocol which allows users to hedge against smart contract risks with the help of peer to peer coverage and fungible tokens.
+
+**How we collaborate**
+
+Yearn has assisted cover from it's implementation and both sides share resources and expertise. Yearn gets cover for it's vaults and YFI cover writers earn higher fees, while Cover products gain access to a larger set of market participants.
+
+
+