# io.github.arj-89/worldref (npm · worldref)

Every country in Arabic and English: names, nationalities, dial codes, phone validation.

- Trust score: 63/100 (medium)
- Registry status: active
- Liveness: live
- Owner verified: no
- Last scored: 2026-11-04

## Components

- npm · `worldref`: 63/100 (this document), [markdown](https://verifymcp.io/servers/arj-89-worldref/worldref.md), [page](https://verifymcp.io/servers/arj-89-worldref/worldref)

## Channel facts

- Registry: `npm`
- Package: `worldref`
- Version: `1.1.2`
- Transport: `stdio`

## Trust breakdown

How this component scores in each security and reliability category. Every signal is checked automatically from public evidence about the published package, including repeated runs of it in an isolated sandbox, and we only credit what we can confirm. Scores are 0–100 per category. Scoring method: https://verifymcp.io/docs/scoring (what has changed: https://verifymcp.io/docs/scoring/changelog)

Scored 2026-11-04.

- **Supply Chain Security**: 63/100
  - No malware found by supply-chain analysis.
  - Known CVEs could not be checked: the version this server declares is not published in its registry.
  - No install/post-install scripts declared.
  - Dependency health could not be checked: the version this server declares is not published in its registry.
- **Provenance & Transparency**: 84/100
  - Source repository is publicly reachable at the declared URL.
  - Cryptographically verified build provenance (signed, bound to arj-89/worldref).
  - License check failed: the license (MIT AND Unicode-3.0 AND Apache-2.0 AND CC-BY-4.0) isn't a recognized OSI-approved license.
  - Actively maintained (last published 0 days ago).
  - Disclosure check failed: no security disclosure policy was found in the source repository.
- **Schema Quality & AI Usability**: 60/100
  - AI-judged instruction clarity (fair).
  - Tool/resource definitions use about 356 tokens (~89/item across 4 items; 4 tools + 0 resources), lean.
  - Usage-examples check failed: none of the tools include examples.
- **Stability & Change Management**: 0/100
  - Stability observed for 0 of 30 days with no destabilising changes; credit accrues until the full window elapses.
- **Tool Coverage**: 83/100
  - 100% of tools have a non-trivial description (not blank, and not just the tool's name).
  - 50% of tool parameters carry a description.
- **Tool Safety**: 100/100
  - No prompt-injection markers were found in the server instructions, tool names or descriptions we captured.
  - We read all 4 captured tool definition(s), and no name or description among them implies an irreversible operation.
  - An AI judge read all 5 captured unit(s) of tool text and found none that tries to manipulate the model reading it.
- **Capabilities**: 100/100
  - Implements a supported MCP spec version (2025-11-25); the latest is 2026-07-28.

**Unverified: 1 category.** A category scored 0 because we could not verify it: a data source with nothing on this package, evidence we could not reach, or a check we could not run. We only credit what we can confirm.

## Install

### How do I install the io.github.arj-89/worldref MCP server?

io.github.arj-89/worldref runs locally as an npm package, launched with npx -y worldref. Ready-made configuration for Claude, Cursor, VS Code, Codex and 5 more is on this page, copied from each client's own documentation.

### Claude

```bash
claude mcp add arj-89-worldref -- npx -y worldref
```

### Cursor

```json
{
  "mcpServers": {
    "arj-89-worldref": {
      "command": "npx",
      "args": [
        "-y",
        "worldref"
      ]
    }
  }
}
```

### VS Code

```json
{
  "servers": {
    "arj-89-worldref": {
      "command": "npx",
      "args": [
        "-y",
        "worldref"
      ]
    }
  }
}
```

### Codex

```bash
codex mcp add arj-89-worldref -- npx -y worldref
```

### opencode

```json
{
  "$schema": "https://opencode.ai/config.json",
  "mcp": {
    "arj-89-worldref": {
      "type": "local",
      "command": [
        "npx",
        "-y",
        "worldref"
      ],
      "enabled": true
    }
  }
}
```

### OpenClaw

```bash
openclaw mcp add arj-89-worldref --command npx --arg -y --arg worldref
```

### Hermes

```yaml
mcp_servers:
  arj-89-worldref:
    command: "npx"
    args: ["-y", "worldref"]
```

### Netclaw

```json
{
  "McpServers": {
    "arj-89-worldref": {
      "Transport": "stdio",
      "Command": "npx",
      "Arguments": [
        "-y",
        "worldref"
      ]
    }
  }
}
```

### Vellum

```bash
assistant mcp add arj-89-worldref -t stdio -c npx -a -y worldref
```

### Other

```json
{
  "mcpServers": {
    "arj-89-worldref": {
      "command": "npx",
      "args": [
        "-y",
        "worldref"
      ]
    }
  }
}
```

## Changelog

Every change recorded for this component, newest first. Days that predate change tracking, or that we cannot explain, say so: "we were watching and nothing happened" and "we were not watching" are different claims.

### 2026-11-04 (score 63)

First indexed and scored.

## MCP tools (4)

### `get_country` (~113 tokens)

Everything worldref knows about one country or territory: names, official names, nationality, dial codes and phone rules, currencies, capital, population, time zones, languages, week and calendar, address format, emergency numbers, plugs, sports codes. Missing values are null: report them as unknown, never guess.

Input parameters:

- `iso2` (string, required): ISO 3166-1 alpha-2 code, e.g. SA. XK for Kosovo.
- `lang` (string): Language of the returned fields. Default: both.

### `search_countries` (~92 tokens)

Find countries by name or alias in Arabic or English (ignores «ال», tashkeel and hamza forms), by ISO code, or by dial code (+966, 00966, 966). Returns iso2, names and flag, best match first.

Input parameters:

- `lang` (string): UI language for ranking. Default: en.
- `limit` (integer)
- `query` (string, required)

### `validate_phone` (~85 tokens)

Parse a phone number as a user typed it (Arabic or Western digits, local or international form). Returns the international (E.164) form, the country it belongs to, and whether it is a valid number and a mobile number.

Input parameters:

- `country` (string, required): iso2 of the country picked in the phone field; used for local numbers.
- `number` (string, required)

### `list_subdivisions` (~45 tokens)

ISO 3166-2 subdivisions (regions, provinces, states, emirates) of a country, with Arabic and English names.

Input parameters:

- `iso2` (string, required)

## Diagnostics

Captured diagnostic sections: Provenance. The full working is on the page: https://verifymcp.io/servers/arj-89-worldref/worldref#diagnostics

## Score history

- 2026-11-04: 63

## Common questions

### What is the io.github.arj-89/worldref MCP server?

io.github.arj-89/worldref is an MCP server listed in the public MCP registry as io.github.arj-89/worldref. Every country in Arabic and English: names, nationalities, dial codes, phone validation. This page covers its npm package (worldref).

### Is the io.github.arj-89/worldref MCP server safe to use?

io.github.arj-89/worldref scores 63 out of 100 on VerifyMCP. It declares no install or post-install scripts. Its build provenance is signed and verified. That is a record of what we were able to check automatically, not an endorsement. The category breakdown on this page shows every signal behind the number, including the ones we could not confirm.

### What tools does the io.github.arj-89/worldref MCP server expose?

io.github.arj-89/worldref exposes 4 tools: get_country, search_countries, validate_phone, list_subdivisions. Their descriptions and schemas cost roughly 335 tokens of context every time the server is loaded.

### Is the io.github.arj-89/worldref MCP server still maintained?

io.github.arj-89/worldref is still listed as active in the MCP registry. We last reached this channel on 4 November 2026. Those dates come from our own scans of the registry and the channel itself, not from anything the publisher announced.

## Links

- npm package: https://www.npmjs.com/package/worldref
- Socket report: https://socket.dev/npm/package/worldref
- Repository: https://github.com/arj-89/worldref
- Changelog RSS feed: https://verifymcp.io/servers/arj-89-worldref/worldref.xml
- Changelog JSON feed: https://verifymcp.io/servers/arj-89-worldref/worldref.json
- HTML version of this page: https://verifymcp.io/servers/arj-89-worldref/worldref