Alphard

https://blog.synthetix.io/the-alphard-release/

• SIP-185 Debt Shares

Audit: https://iosiro.com/audits/synthetix-alphard-release-smart-contract-audit

Mirzam

https://blog.synthetix.io/the-mirzam-release/

• SIP-209: Update Exchanger for backwards compatibility

Audit: none required (a minor change to a view function)

Alsephina

https://blog.synthetix.io/the-alsephina-release/

• SIP-184: Dynamic Exchange Fees
• SIP-193: Refactor SystemSettings into Library to reduce contract size
• SIP-196: Remove all centralized oracle code from Synthetix contracts and testing

Audit: https://iosiro.com/audits/synthetix-alsephina-release-smart-contract-audit

Peacock

https://blog.synthetix.io/the-peacock-release/

• SIP-200: Fix the FeePool contract such that only correctly authorized addresses can call setRewardsToDistribute.

Audit: https://iosiro.com/audits/synthetix-peacock-release-smart-contract-audit

Alhena

https://blog.synthetix.io/the-alhena-release/

• SIP-188: Add sETHBTC synth on L1: Adds a synth to L1 that mirrors the ratio of prices between ETH and BTC.
• SIP-194: Fix Liquidations on L2: Fixes an error in liquidations that didn't allow L2 liquidations to function correctly.
• SIP-195: L2 Multi ETH Collateral Loans: Allow users to borrow synthetic assets against ETH on L2.

No audit required as no new code developed in this release.

Atria

https://blog.synthetix.io/the-atria-release/

• SIP-192: Fee Pool Accounting Error Fix and Reimbursement: Fixes an error where fees from WrapperFactory are double-counted.

Audit: https://iosiro.com/audits/synthetix-atria-release-smart-contract-audit

Menkalinan

https://blog.synthetix.io/the-menkalinan-release/

Target: L1 & L2

• SIP-167 L2 Bridged Governance. This SIP creates a bridge to connect L2 contracts to an L1 Gnosis Safe. The bridge will allow the ProtocolDAO to execute actions on L2 contracts using the same mechanism used on L1.

Audit: https://iosiro.com/audits/synthetix-menkalinan-release-smart-contract-audit

Alkaid

https://blog.synthetix.io/the-alkaid-release/

Target: L1 only

• SIP-120: Atomic Exchange Function: This SIP creates a new exchange function allowing users to atomically exchange synths via TWAP Uniswap oracles secured by Chainlink oracles.
• SIP-182 Wrappr Factory deploy to L1 (to align the protocol with L2)

Audit: https://iosiro.com/audits/synthetix-alkaid-release-smart-contract-audit

Avior

https://blog.synthetix.io/the-avior-release/

Target: L2 (OVM) only

• SIP-182 The Wrapper Factory

Audit: https://iosiro.com/audits/synthetix-avior-release-smart-contract-audit

Kaus

https://blog.synthetix.io/the-kaus-release/

• SIP-187 Fix Partial Update in Debt Cache

Audit: https://iosiro.com/audits/synthetix-kaus-release-smart-contract-audit