@onivoro/server-mcpMCP Server27/100 via “decorator-based mcp tool definition with type safety”
A NestJS library for building transport-agnostic MCP tool services. Define tools once with decorators, consume them over HTTP, stdio, or directly via the registry. The documentation and examples generally focus one enterprise monorepos but can be easily a
Unique: Uses NestJS decorator metadata reflection to automatically generate JSON Schema from TypeScript types at compile time, eliminating the need for manual schema definitions or separate schema files — a pattern not commonly seen in MCP server libraries which typically require explicit schema objects
vs others: Reduces schema maintenance burden compared to MCP servers that require manual JSON Schema definitions alongside code, and provides better IDE support than runtime schema builders