MCPs › Data & APIs › Hebcal MCP Server
Provides access to Jewish holiday calendars and Shabbat candle lighting and Havdalah times for various cities via the Hebcal API. It enables users to query specific holiday dates and weekly Shabbat schedules through natural language.
Not monetized yet
Turn Hebcal MCP Server’s tool calls into revenue: one disclosed sponsored slot, 70% revenue share, fail-open by design.
Install Hebcal MCP Server
For anyone using Hebcal MCP Server — no Lulu account needed# stdio server — install per the repository README: https://github.com/shaymc3/hebcal-mcp
Real-time weather for any city, built on the lulu-ads widget gallery. First-party, free forever.
View server →FAQ
Hebcal MCP Server installs from source — follow the repository README.
Unrated out of 100, computed from cross-registry traction signals (installs, stars, registry presence) — never influenced by sponsorship.
Similar servers
Works well together
Your server?
This is for the person who owns Hebcal MCP Server — adds Lulu Ads to your own code. Not the install steps above, those are for your users.
Copies a ready prompt: your coding agent installs the lulu-ads SDK, wires the slot, and applies the widget design guide.
or set up manually at getlulu.dev/publishers
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Managed hosting with monetization built in — waitlist.
[](https://getlulu.dev/mcps/hebcal-mcp-server)