shardnest

Open-source self-custodial wallet infrastructure: key generation, Shamir SSS 2-of-3 sharding, recovery, reshare, and platform-agnostic signed_request verification — via MCP server / CLI / verify SDK. Any platform can integrate via the public protocol.

{
  "mcpServers": {
    "shardnest": {
      "command": "npx",
      "args": [
        "-y",
        "hua-hua3321/shardnest"
      ]
    }
  }
}

claude mcp add shardnest npx -y hua-hua3321/shardnest

{
  "mcpServers": {
    "shardnest": {
      "command": "npx",
      "args": [
        "-y",
        "hua-hua3321/shardnest"
      ]
    }
  }
}