PANews reported on October 31 that Circle L1 blockchain Arc released the first batch of 11 projects to be built on its public testnet. These include ZKP2P (an on-chain stablecoin protocol), Sequence (a general-purpose crypto trading platform), Superface (a smart agent solution interconnection platform), Blockradar (a stablecoin wallet infrastructure), Copperx (a stablecoin banking service), Crossmint (a crypto API development company), Hurupay (a cross-border fund transfer and management program), Para (a wallet infrastructure), CFi (a personalized finance platform), Hinkal (a zero-knowledge proof-based wallet), and Axelar Network (a cross-chain infrastructure).