DogeOS has opened a public testnet for Dogecoin applications. It gives developers a place to test new uses for DOGE, including lending, stablecoins, games and trading.

Ethereum’s Glamsterdam upgrade is scheduled for Sepolia on October 6, testing changes to block processing and gas accounting before developers set a date for mainnet activation.

Morgan Stanley has established a crypto lab to test stablecoins, tokenization and DeFi vaults, exploring how blockchain tools could support payments and investment management across its business.

Petrobras has developed a research platform on Cardano to track sustainable aviation fuel claims, including who receives an environmental attribute and when it has been used.

A Brazilian market-infrastructure operator has started testing XRP Ledger as a shared recordkeeping layer for investment funds, while retaining control of the official ownership register.

Zcash developers have started moving Project Tachyon’s recursive-proof technology into Zakura Common, a shared cryptographic software stack used by the new Zakura full node and other ecosystem projects. The update concerns implementation work; it does not change Zcash Mainnet throughput, fees or wallet behaviour today.

Goldman Sachs has opened a route for qualified crypto-market firms to access FTIXX, its Treasury money-market fund, through Lynq and tZERO Securities.

Citi is adding stablecoin acceptance to its business-payments platform, giving institutional clients a way to receive onchain payments through an established banking workflow.

Chainlink’s CCIP 2.0 gives token issuers more control over the evidence required before a cross-chain transfer can be approved and completed.

Vitalik Buterin’s new Ethereum 2030 essay places the base chain at the centre of settlement while cryptographic proofs take on a greater share of verification.

Solana DEXs can report billions in transactions without showing how much independent market demand sits behind that turnover. A new Bitquery study puts that problem into focus.

On Aave’s new Base market, a tokenized Nvidia holding can support a USDC loan at any hour. Its collateral price follows a different timetable.