# Galaxy Nebula MCP Server (npm · @galaxy-stack/nebula-mcp)

MCP server exposing Galaxy UI components — manifests, source code, and framework coverage

- Trust score: 81/100 (high trust)
- Registry status: active
- Liveness: live
- Owner verified: no
- Last scored: 2026-09-23

## Components

- npm · `@galaxy-stack/nebula-mcp`: 81/100 (this document), [markdown](https://verifymcp.io/servers/galaxy-nebula-nebula-mcp/galaxy-stack-nebula-mcp.md), [page](https://verifymcp.io/servers/galaxy-nebula-nebula-mcp/galaxy-stack-nebula-mcp)

## Channel facts

- Registry: `npm`
- Package: `@galaxy-stack/nebula-mcp`
- Version: `1.0.2`
- 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 2026-09-23.

- **Supply Chain Security**: 98/100
  - No malware found by supply-chain analysis.
  - No known CVEs affecting this package version or its production dependencies.
  - No install/post-install scripts declared.
  - 31 of 96 dependencies flagged as unhealthy.
- **Provenance & Transparency**: 97/100
  - Source repository is publicly reachable at the declared URL.
  - Cryptographically verified build provenance (signed, bound to galaxy-nebula/nebula-mcp).
  - Clear OSI-approved license (MIT).
  - Actively maintained (last published 0 days ago).
  - Security-disclosure policy not yet verified: we couldn't inspect the source repository.
- **Schema Quality & AI Usability**: 77/100
  - AI-judged instruction clarity (good).
  - Tool/resource definitions use about 165 tokens (~33/item across 5 items; 5 tools + 0 resources), lean.
  - Usage-examples check failed: none of the tools include examples.
- **Stability & Change Management**: 7/100
  - Stability observed for 2 of 30 days with no destabilising changes; credit accrues until the full window elapses.
- **Tool Coverage**: 94/100
  - 100% of tools have a non-trivial description (not blank, and not just the tool's name).
  - 83% 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 5 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.

## Install

### How do I install the Galaxy Nebula MCP Server server?

Galaxy Nebula MCP Server runs locally as an npm package, launched with npx -y @galaxy-stack/nebula-mcp. 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 galaxy-nebula-nebula-mcp -- npx -y @galaxy-stack/nebula-mcp
```

### Cursor

```json
{
  "mcpServers": {
    "galaxy-nebula-nebula-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@galaxy-stack/nebula-mcp"
      ]
    }
  }
}
```

### VS Code

```json
{
  "servers": {
    "galaxy-nebula-nebula-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@galaxy-stack/nebula-mcp"
      ]
    }
  }
}
```

### Codex

```bash
codex mcp add galaxy-nebula-nebula-mcp -- npx -y @galaxy-stack/nebula-mcp
```

### opencode

```json
{
  "$schema": "https://opencode.ai/config.json",
  "mcp": {
    "galaxy-nebula-nebula-mcp": {
      "type": "local",
      "command": [
        "npx",
        "-y",
        "@galaxy-stack/nebula-mcp"
      ],
      "enabled": true
    }
  }
}
```

### OpenClaw

```bash
openclaw mcp add galaxy-nebula-nebula-mcp --command npx --arg -y --arg @galaxy-stack/nebula-mcp
```

### Hermes

```yaml
mcp_servers:
  galaxy-nebula-nebula-mcp:
    command: "npx"
    args: ["-y", "@galaxy-stack/nebula-mcp"]
```

### Netclaw

```json
{
  "McpServers": {
    "galaxy-nebula-nebula-mcp": {
      "Transport": "stdio",
      "Command": "npx",
      "Arguments": [
        "-y",
        "@galaxy-stack/nebula-mcp"
      ]
    }
  }
}
```

### Vellum

```bash
assistant mcp add galaxy-nebula-nebula-mcp -t stdio -c npx -a -y @galaxy-stack/nebula-mcp
```

### Other

```json
{
  "mcpServers": {
    "galaxy-nebula-nebula-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@galaxy-stack/nebula-mcp"
      ]
    }
  }
}
```

## 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.

### 2026-09-23 (score 81, 0)

- [functional regression] Security disclosure: fail → unverified

### 2026-09-22 (score 81, +32)

- [security improvement] Injection markers: unverified → pass
- [security] First check of Judged manipulation: pass
- [security] Stability: Stability not yet verified: not enough scan history yet (needs a 30-day window).
- [functional improvement] Stability: unverified → 0.03
- [functional improvement] Tool coverage: unverified → 100
- [functional improvement] MCP protocol: unverified → pass
- [functional] First check of Schema quality: fail
- [functional] First check of Tool coverage: 83
- [functional] First check of Destructive annotations: pass
- [functional] First check of Schema quality: pass
- [functional] First check of Schema quality: good
- [functional] Package version: 1.0.1 → 1.0.2

### 2026-09-21 (score 49)

First indexed and scored.

## MCP tools (5)

### `list_components` (~32 tokens)

List all available Galaxy UI components with their availability per framework

Input parameters:

- `framework` (string): Filter by framework (optional)

### `get_component` (~41 tokens)

Get detailed metadata for a specific component including props, files, and per-framework status

Input parameters:

- `id` (string, required): Component ID (e.g. button, dialog)

### `get_component_source` (~51 tokens)

Read the source code of a specific component file

Input parameters:

- `file` (string, required): File name (e.g. Button.tsx)
- `framework` (string, required)
- `id` (string, required): Component ID

### `get_coverage` (~17 tokens)

Get component availability coverage across all frameworks

### `search_components` (~24 tokens)

Search components by name or description

Input parameters:

- `query` (string): Search query

## Diagnostics

Captured diagnostic sections: Provenance, Dependencies. The full working is on the page: https://verifymcp.io/servers/galaxy-nebula-nebula-mcp/galaxy-stack-nebula-mcp#diagnostics

## Score history

- 2026-09-23: 81
- 2026-09-22: 81
- 2026-09-21: 49

## Common questions

### What is the Galaxy Nebula MCP Server server?

Galaxy Nebula MCP Server is listed in the public MCP registry as io.github.galaxy-nebula/nebula-mcp. MCP server exposing Galaxy UI components, manifests, source code, and framework coverage. This page covers its npm package (@galaxy-stack/nebula-mcp).

### Is the Galaxy Nebula MCP Server server safe to use?

Galaxy Nebula MCP Server scores 81 out of 100 on VerifyMCP. We found no known CVEs affecting it as of 23 September 2026. 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 Galaxy Nebula MCP Server server expose?

Galaxy Nebula MCP Server exposes 5 tools: list_components, get_component, get_component_source, get_coverage, search_components. Their descriptions and schemas cost roughly 165 tokens of context every time the server is loaded.

### Is the Galaxy Nebula MCP Server server still maintained?

Galaxy Nebula MCP Server is still listed as active in the MCP registry. We last reached this channel on 23 September 2026. Those dates come from our own scans of the registry and the channel itself, not from anything the publisher announced.

### What licence is the Galaxy Nebula MCP Server server under?

Galaxy Nebula MCP Server declares the MIT licence, which is OSI-approved. That covers the source only, and says nothing about the cost of any service it calls.

## Links

- npm package: https://www.npmjs.com/package/@galaxy-stack/nebula-mcp
- Socket report: https://socket.dev/npm/package/@galaxy-stack/nebula-mcp
- Repository: https://github.com/galaxy-nebula/nebula-mcp
- Changelog RSS feed: https://verifymcp.io/servers/galaxy-nebula-nebula-mcp/galaxy-stack-nebula-mcp.xml
- Changelog JSON feed: https://verifymcp.io/servers/galaxy-nebula-nebula-mcp/galaxy-stack-nebula-mcp.json
- HTML version of this page: https://verifymcp.io/servers/galaxy-nebula-nebula-mcp/galaxy-stack-nebula-mcp