[//]:content-type-MARKDOWN-DONOT-DELETE Gate Learn has released 15 new articles this week ! The Ethereum Shapella upgrade enables ETH withdrawals and it's an important milestone after The Merge. The article "[Ethereum Shapella Upgrade](https://www.gate.io/learn/articles/all-you-need-to-know-about-the-ethereum-shapella-upgrade/518 "Ethereum Shapella Upgrade")" explains the effect of this upgrade and gives an overview of Ethereum's roadmap. Silvergate, the crypto-friendly bank that served numerous international exchanges, collapsed in 2023 due to improper risk management. In "[What is Silvergate](https://www.gate.io/learn/articles/what-is-silvergate/509 "What is Silvergate")" the author examines Silvergate's causes and consequences. MakerDAO, which issues the DAI stablecoin, has collateral composed of ETH, USDC, and GUSD cryptocurrencies. A key element of MakerDAO's Endgame plan is the division of the network into smaller communities in order to enhance governance effectiveness and protocol scalability. Read "[Decoding MakerDAO's Endgame Plan](https://www.gate.io/learn/articles/the-makerdao-endgame-plan/513 "Decoding MakerDAO's Endgame Plan")" for a comprehensive understanding. Among the project introductions, we present [QuickSwap](https://www.gate.io/learn/articles/what-is-quickswap/516 "QuickSwap"), the first DEX on Polygon, Flux, a Zcash fork focused on DEX applications, [Access Protoco](https://www.gate.io/learn/articles/what-is-access-protocol/520 "Access Protoco")l, which strives to optimize creator economics, [Zigzag](https://www.gate.io/learn/articles/what-is-zigzag/510 "Zigzag"), a decentralized exchange built on Zk-rollup, [Injective Protocol](https://www.gate.io/learn/articles/what-is-injective/512 "Injective Protocol"), an infrastructure for decentralized finance built on Cosmos SDK, and [Deri Protocol](https://www.gate.io/learn/articles/all-you-need-to-know-about-deri-protocol/514 "Deri Protocol"), a derivatives protocol expanding from BSC to Arbitrum and zksync. In the NFT space, we discuss the differences between [static and dynamic NFTs](https://www.gate.io/learn/articles/static-vs-dynamic-nfts/515 "static and dynamic NFTs") and potential applications. Also, we covered [Doodles MAP](https://www.gate.io/learn/articles/what-is-doodlemap/511 "Doodles MAP"), which is a series of NFT blue-chip Doodles designed to empower and enhance entertainment. For more information, visit Gate Learn