"Stellar" matching MCP servers:

MCP server for wallet auth: read wallet state on-chain, evaluate against conditions, return an ECDSA-signed boolean with a post-quantum companion signature. Condition-based access across 37 chains (EVM, Solana, XRPL, Bitcoin, Tron, Stellar, Sui). No balances, no identity, no shared secrets; verifiable offline via JWKS. 27 tools: wallet attestation, trust profiles, payment verification.