# opengrok-mcp-server

> opengrok-mcp-server — rd2w-opengrok-mcp-server. Use this tool when you need to perform full-text search, symbol definitions, and reference lookups across large codebases, such as AOSP-scale repositories. It solves problems related to code navigation, history tracking, and annotation management, providing outputs like search results, symbol definitions, and file history. The opengrok-mcp-server tool accepts inputs like search queries, authentication tokens, and custom CA certificates, and is suitable for use cases involving large-scale code exploration and analysis.

Canonical page: https://skillsregistry.net/skills/rd2w-opengrok-mcp-server  
JSON: https://api.skillsregistry.net/v1/skills/rd2w-opengrok-mcp-server

## Description

MCP server for OpenGrok code search — 25 tools for full-text search, symbol definitions, references, file history, and annotations across AOSP-scale codebases. Built in Rust with async reqwest client, in-memory TTL cache, and rate limiting. Supports token, HTTP Basic auth, and custom CA certificates.

## Trust

- **Trust score (0–1):** 0.67
- **Verification tier:** scanned
- **Last scanned:** 2026-09-28

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** container
- **Runtime environment:** vm
- **License:** GPL-3.0
- **Updated:** 2026-09-28

## Source

- **Source listing:** [GitHub](https://github.com/RD2W/opengrok-mcp-server)

## Use it

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": "rd2w-opengrok-mcp-server"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/rd2w-opengrok-mcp-server` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/rd2w-opengrok-mcp-server/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