time vs speclock

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

	time by modelcontextprotocol	speclock by sgroy10
Stars	★ 85,748	★ 24
30d uses	—	—
Score	77	46
Official	✓	—
Categories	ProductivityDeveloper ToolsCommunication	AI / LLM ToolsSecurityDeveloper Tools
Language	TypeScript	JavaScript
Last commit	this month	1 mo ago

time · Summary

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

speclock · Summary

SpecLock is an AI constraint engine with 51 MCP tools that enforces project rules across AI coding sessions.

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

speclock · Use cases

Enforcing security constraints to prevent unauthorized access to payment systems
Maintaining database consistency across multiple AI coding sessions
Preventing AI assistants from modifying critical business logic

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"]
    }
  }
}

speclock · Install

Installation

npx speclock protect              # Install in your project
speclock mcp install claude-code  # Wire up MCP for Claude Code
speclock doctor                   # Verify everything is set up correctly

For Claude Desktop, add to your config.json:

{
  "mcpServers": {
    "speclock": {
      "command": "npx",
      "args": ["-y", "speclock", "serve", "--project", "."]
    }
  }
}

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