
Dexalot, a central limit order book solution, is set to deploy on Arbitrum, a layer 2 scaling solution for Ethereum, on April 16th. The deployment follows the completion of an audit by Hacken Club, enabling Dexalot to operate across multiple blockchain networks. The Arbitrum community is invited to mark their calendars and prepare for cross-chain trading capabilities offered by Dexalot.
Dexalot deploys on @arbitrum April 16!馃敟 Audit has been completed by @hackenclub, the central limit order book solution is officially going multi-chain. Mark your calendar and get ready to Own Your Trade across chains.鉀擄笍馃幆
Rho Brings Interest Rate Derivatives to Arbitrum

**Rho** is expanding DeFi capabilities on Arbitrum by introducing interest rate derivatives markets. This development marks a significant step in bringing traditional financial instruments to the blockchain space. - Rho is implementing interest rate derivatives on Arbitrum One - The platform aims to enable swap-based trading of interest rates - Integration represents growing DeFi sophistication on Arbitrum [Read the full announcement](https://blog.arbitrum.io/rho-brings-interest-rate-derivatives-to-defi-on-arbitrum-one-swap-at-a-time/)
DIA Launches Multi-Chain Oracle Grants Program
DIA has announced a major oracle infrastructure grants program across 20 blockchain networks including Arbitrum, Avalanche, and Polygon. Key benefits: - Up to 12 months of fully covered oracle infrastructure - Custom feed setup and technical support - Ecosystem-wide exposure for projects The program aims to accelerate DeFi, RWA, and GameFi innovation by removing oracle costs as a barrier. Any dApp currently using or planning to use DIA oracles can apply through a streamlined process. Apply here: [DIA Oracle Grants](https://www.diadata.org/blockchain-oracle-grant/)
Ostium Labs Week 2 Chain Reaction Recap

Ostium Labs completed Week 2 of Chain Reaction on Arbitrum with significant market activity across multiple assets: - Major movements in commodities and surprising Bank of Japan rate updates - Double reward points promotion with 1M points available for eligible traders - Notable highlight: Trader achieved 439% gain on Gold/USD trade, earning 10k bonus points Ostium continues to expand its presence on Arbitrum, offering comprehensive trading options across forex, stocks, indices, commodities, and crypto markets. Previous data shows 600% growth in wallet activity following points system launch. *Learn more at [Ostium.io](https://www.ostium.io/)*
MXNB and Bitso Launch $40K LATAM DeFi Hackathon on Arbitrum
A new hackathon focused on building DeFi and payment solutions for Latin America has been announced by MXNB in partnership with Bitso on the Arbitrum network. - Prize pool: Over $40,000 USD - Deadline: July 14th - Focus: Payment and DeFi solutions for LATAM - Platform: Arbitrum Developers can register and submit their projects through [the official hackathon page](https://lp.mxnb.mx/hackathon). This initiative follows Arbitrum's successful collaboration with ETHGlobal earlier this year, continuing their commitment to fostering Web3 development.
Camelot DEX Achieves $30B Volume Milestone Across Arbitrum Ecosystem

Camelot DEX has reached a significant milestone with over $30 billion in trading volume across 18 Arbitrum chains. This achievement comes as Arbitrum's total DEX volume in 2025 surpasses $100 billion. Key players in Arbitrum's DeFi ecosystem: - Camelot DEX - Uniswap - PancakeSwap - GMX - 0xfluid This growth demonstrates Arbitrum's expanding presence in decentralized finance and Camelot's pivotal role in the ecosystem's development.