The AMM agreement Velodrome on Optimism has reached a cooperation with the liquid pledge agreement Lido

[AMM agreement Velodrome on Optimism reaches cooperation with liquid pledge agreement Lido] News on July 31, AMM agreement Velodrome on Optimism announced on Twitter that it has reached a cooperation with liquid pledge agreement Lido to introduce it into Optimism. In the coming weeks, Velodrome will partner with the Lido team to bring deep stETH liquidity to L2.

Other news:

Optimistic, the Layer 2 expansion solution of Ethereum, announced the integration with Across Protocol, the L2-to-L1 cross-chain bridge: On December 10, official news, Optimistic, the Layer-2 expansion solution of Ethereum, announced the integration with the Across Protocol, the L2-to-L1 cross-chain bridge. Optimistic Ethereum users can now use Across to bridge funds from Optimism to L1 Ethereum. The cross-chain bridge Across Protocol currently supports ETH, USDC and UMA, and there will be more assets in the future. [2021/12/10 7:30:08]

Ethereum technology service provider OpenZeppelin releases Optimism smart contract audit report: On November 25th, Ethereum technology service provider OpenZeppelin released an Optimism smart contract audit report. Starting from March 15, 2021, OpenZeppelin audited Optimism's code base with 3 auditors for 7 weeks, found 4 critical and 4 high serious issues, and proposed changes to reduce code attack surface and improve its overall quality. [2021/11/25 7:10:43]

The Ethereum expansion program Optimism plans to soft launch the mainnet on January 15: According to official news, the Optimism team of the Ethereum Optimistic Rollup expansion program stated in the annual summary report that Optimism had frozen the code two weeks ago in order to provide support for Synthetix. Prepare for the trial run of the main network, and then it is expected to soft launch on the main network on January 15, and release the community version on March 15. Optimism said that despite extensive testing, errors are expected, so upgrade keys will be kept for at least 6 months to ensure the safety of user funds. [2021/1/1 16:14:03]