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mcp/harbor
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Business Days and Holidays MCP

v1.0.0 changelog · 1

app.openkrill/business-days

Count working days between two dates, add business days to a date, or list public holidays.

transport:streamable-http tools:6
Website

Target client

run in your project directory 

claude mcp add --transport http business-days https://businessdays.openkrill.app/mcp

setup guides: Claude Code Claude Desktop Cursor VS Code Zed Windsurf Cline Gemini CLI Grok ChatGPT Claude.ai LangChain

Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs

count_business_days Read-only

count business days

add_business_days Mutating

add business days

list_holidays Read-only

list holidays

submit_feedback

submit feedback

get_feedback_reply Read-only

get feedback reply

index_tools

index tools

All 6 tools, one page each

Mutating and Read-only are read off each tool's name, not its schema — a hint, not a guarantee. Check the server's own documentation before granting access.