Microsoft SQL Server
Read-only-by-default SQL Server: schema, parameterized SELECT, execution plans; writes opt-in.
Install
NuGetstdio
dnx Alyio.McpMssql Client config (Claude Desktop, Cursor, Windsurf and most MCP clients)
{
"mcpServers": {
"io-github-alyiox-mcp-mssql": {
"command": "dnx",
"args": [
"Alyio.McpMssql"
]
}
}
} Source: official MCP Registry record · registry name io.github.alyiox/mcp-mssql · published 2026-09-15 · updated 2026-09-15. Not an endorsement; review the code before connecting it to anything sensitive.