# io.github.hebcal/hebcal

> Use this tool when you need to integrate Hebrew calendar functionality into your application, solving problems such as date conversion and holiday tracking. It provides an extension for Model Context Protocol, accepting input dates and outputting corresponding Hebrew calendar dates and holidays. This tool is ideal for use cases requiring Hebrew calendar awareness, such as event planning or cultural applications.

Canonical page: https://skillsregistry.net/skills/io-github-hebcal-hebcal  
JSON: https://api.skillsregistry.net/v1/skills/io-github-hebcal-hebcal

## Description

Model Context Protocol extension for Hebrew calendar

## Trust

- **Trust score (0–1):** 0.70
- **Verification tier:** unverified

## Facts

- **Version:** 0.9.8
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** productivity
- **Updated:** 2026-04-19

## Source

- **Source listing:** [MCP Registry](https://registry.modelcontextprotocol.io/v0/servers/io.github.hebcal%2Fhebcal)
- **Repository:** <https://github.com/hebcal/hebcal-mcp>

## Use it

MCP endpoint published by the skill: `https://www.hebcal.com/mcp`

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "io-github-hebcal-hebcal"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/io-github-hebcal-hebcal` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/io-github-hebcal-hebcal/pull`

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SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt