pywss vs time

Side-by-side comparison to help you pick between these two MCP servers.

	pywss by czasg	time by modelcontextprotocol
Stars	★ 100	★ 85,748
30d uses	—	—
Score	41	77
Official	—	✓
Categories	Developer ToolsAI / LLM ToolsOps & Infra	ProductivityDeveloper ToolsCommunication
Language	Python	TypeScript
Last commit	10 mo ago	this month

pywss · Summary

Pywss is a lightweight Python web framework with built-in MCP server capabilities supporting SSE, StreamHTTP and MCPO protocols.

time · Summary

A comprehensive MCP server providing time and timezone conversion tools with automatic system timezone detection.

pywss · Use cases

Building MCP servers with custom tools that need to expose both SSE and HTTP endpoints
Creating AI applications that require structured API documentation for MCP tools
Developing systems that need to handle high-volume concurrent MCP requests efficiently

time · Use cases

Assisting with international meeting scheduling across time zones
Providing real-time time information for location-based queries
Enabling time conversion for travel planning and itineraries

pywss · Install

Installation

pip install pywss

Setting up an MCP server

from pywss import App
from pywss.mcp import MCPServer
from pydantic import BaseModel

class MyRequest(BaseModel):
    param: str

class MyMCPServer(MCPServer):
    @pywss.openapi.docs(description="My tool", request=MyRequest)
    def tool_my_tool(self, ctx):
        req = ctx.data.req
        self.handle_success(ctx, {"result": req.param})

app = App()
server = MyMCPServer()
server.mount(app.group("/mcp"))
app.run()

time · Install

Installation Options

**Using uv (recommended):**

uvx mcp-server-time

**Using PIP:**

pip install mcp-server-time
python -m mcp_server_time

**Configure for Claude Desktop:**

{
  "mcpServers": {
    "time": {
      "command": "uvx",
      "args": ["mcp-server-time"]
    }
  }
}

Comparison generated from public README + GitHub signals. Last updated automatically.