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hebcal-mcp 0.10.3

npm · @hebcal/mcp · latest release

Scan failed
Security result
7
Observed tools
32
Version rating
100
Change risk

Independent inventory

Observed 2026-08-18T04:50:13.935Z using mcpSecurity-inventory. Protocol 2025-06-18.

ToolCategoryRisk
convert-gregorian-to-hebrewConverts a Gregorian (civil) date to a Hebrew date (Jewish calendar)
Input schema
{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "type": "object",
  "properties": {
    "date": {
      "type": "string",
      "description": "Gregorian date (in yyyy-MM-dd format) to convert"
    }
  },
  "required": [
    "date"
  ]
}
convert-hebrew-to-gregorianConverts a Hebrew date to a Gregorian (civil) date
Input schema
{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "type": "object",
  "properties": {
    "day": {
      "type": "integer",
      "minimum": 1,
      "maximum": 30,
      "description": "Hebrew day of month"
    },
    "month": {
      "type": "string",
      "description": "Hebrew month name transliterated, like Elul or Tishrei"
    },
    "year": {
      "type": "integer",
      "minimum": 1,
      "maximum": 9999,
      "description": "Hebrew year"
    }
  },
  "required": [
    "day",
    "month",
    "year"
  ]
}
daf-yomiCalculates the Daf Yomi (Babylonian Talmud) learning for a specified date
Input schema
{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "type": "object",
  "properties": {
    "date": {
      "type": "string",
      "description": "Gregorian date in yyyy-MM-dd format"
    }
  },
  "required": [
    "date"
  ]
}
jewish-holidays-yearCalculates a list of all Jewish holidays during a Gregorian (civil) year
Input schema
{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "type": "object",
  "properties": {
    "year": {
      "type": "integer",
      "minimum": 1,
      "maximum": 9999,
      "description": "Gregorian year"
    }
  },
  "required": [
    "year"
  ]
}
shabbat-timesGenerates Shabbat and holiday candle-lighting and Havdalah times for a given location and date range
Input schema
{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "type": "object",
  "properties": {
    "latitude": {
      "type": "number",
      "minimum": -90,
      "maximum": 90,
      "description": "Latitude as decimal, valid range -90 to +90 (e.g. 41.85003)"
    },
    "longitude": {
      "type": "number",
      "minimum": -180,
      "maximum": 180,
      "description": "Longitude as decimal, valid range -180 to +180 (e.g. -87.65005)"
    },
    "tzid": {
      "type": "string",
      "description": "Olson timezone ID (e.g. \"America/Chicago\", \"Europe/Moscow\")"
    },
    "startDate": {
      "type": "string",
      "description": "Start date in yyyy-MM-dd format"
    },
    "endDate": {
      "type": "string",
      "description": "End date in yyyy-MM-dd format"
    }
  },
  "required": [
    "latitude",
    "longitude",
    "tzid",
    "startDate",
    "endDate"
  ]
}
torah-portionCalculates the weekly Torah portion (also called parashat haShavua) for a specified date
Input schema
{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "type": "object",
  "properties": {
    "date": {
      "type": "string",
      "description": "Gregorian date in yyyy-MM-dd format"
    },
    "il": {
      "type": "boolean",
      "description": "True if in Israel, false for Diaspora"
    }
  },
  "required": [
    "date",
    "il"
  ]
}
yahrzeitCalculates the Yahrzeit, the anniversary of the day of death of a loved one, according to the Hebrew calendar for a specified date
Input schema
{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "type": "object",
  "properties": {
    "date": {
      "type": "string",
      "description": "Gregorian date of death (in yyyy-MM-dd format)"
    },
    "afterSunset": {
      "type": "boolean",
      "description": "after sunset"
    }
  },
  "required": [
    "date",
    "afterSunset"
  ]
}

Resources 0

Resource templates 0

Prompts 0

Changes from previous version

Compared with initial baseline using full_baseline.

RiskChangeSubject
No material changes recorded.

Confirmed vulnerabilities

SeverityFindingAdvisory
No confirmed vulnerability is published for this version.

Provenance

Artifact SHA-256: 2542f083fb56221dc0f65274ea8a6689b66c9913cc28ebce52201905bbed3a1a

Scanner: mcp-proof-engine 0.1.0.

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