# Technical Resources

Flex Protocol is a fork of Liquity. Review the Liquity technical resources [here](https://docs.liquity.org/documentation/resources).

### Audit <a href="#audit" id="audit"></a>

EARN Protocol was audited by Omniscia and the Flex code was directly forked from the EARN codebase.  A link to the full audit report can be found on the EARN technical resources [here](https://2737190110-files.gitbook.io/~/files/v0/b/gitbook-x-prod.appspot.com/o/spaces%2FE8NVKRUlVAucONIr3kOP%2Fuploads%2FUd0I0OScBqJdDZiDH54k%2FReport%20-%20Powercity%20-%20Earn%20Implementation-compressed.pdf?alt=media\&token=012ec28d-3af2-4f70-ab69-4bf9411a809d).

### Flex Contract Addresses <a href="#earn-contract-addresses" id="earn-contract-addresses"></a>

| Name                  | Address                                    |
| --------------------- | ------------------------------------------ |
| activePool            | 0xE4FD443B26fA809A48EB658eA7edeB31E95c2144 |
| borrowerOperations    | 0x5b8575BD870a06a88FD6a2E4C68A66b2F74628Cb |
| troveManager          | 0xC2D0720721d48cE85e20Dc9E01B8449D7eDd14CE |
| collSurplusPool       | 0xCDeC6212560c03e62D7e2A74de22AF70deA9a288 |
| communityIssuance     | 0xFc75B7B91De4A8189eBd5437E920bb1Dadf0dE9F |
| defaultPool           | 0xC1C8A7F32E9D5142A77A05F8969B28B58fA10F63 |
| hintHelpers           | 0x917B7750efb4Bec822dd65Ae4e65C7f194289385 |
| lockupContractFactory | 0x5F11ecB0c441a64105b332c36BA92Bf8b8a13785 |
| flexStaking           | 0xCeC2c718ceFdb3A515D3CC22e430b46933922CE4 |
| priceFeed             | 0x0432944d3689081447f418c63340BA95B62591d7 |
| sortedTroves          | 0x3de0068B6a9c11bA93805974F6402f0Fab795394 |
| stabilityPool         | 0x271F576fD6DE465231320a0F9997ACb0C8b97e07 |
| gasPool               | 0xE29b73f9262b42B44287102fb976426a7247b0Fa |
| hexdcToken            | 0x1FE0319440A672526916C232EAEe4808254Bdb00 |
| flexToken             | 0x9c6fA17D92898B684676993828143596894AA2A6 |
| multiTroveGetter      | 0x5FB378AeB7EAEf335a43350AB272887fC16E0A15 |
| wrapperRedemption     | 0xaCCf81A5D29b91B58bcbF2D94Ff67707bE5D6b07 |


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