# oauth2-mcp

> oauth2-mcp — ruby-oauth-oauth2-mcp. Use this tool when you need to implement OAuth 2.1 MCP authentication in your Rack or Roda application, solving authorization and authentication problems for resource servers. It provides a compatible toolkit for handling OAuth 2.1 MCP auth, accepting relevant credentials as input and outputting authenticated results. Ideal for use cases requiring secure, standardized authentication flows in web applications.

Canonical page: https://skillsregistry.net/skills/ruby-oauth-oauth2-mcp  
JSON: https://api.skillsregistry.net/v1/skills/ruby-oauth-oauth2-mcp

## Description

🔮 Rack/Roda-compatible resource-server toolkit for Oauth2.1 MCP Auth

## Trust

- **Trust score (0–1):** 0.95
- **Verification tier:** verified
- **Last scanned:** 2026-09-28

## Facts

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

## Source

- **Source listing:** [GitHub](https://github.com/ruby-oauth/oauth2-mcp)

## 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": "ruby-oauth-oauth2-mcp"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/ruby-oauth-oauth2-mcp` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/ruby-oauth-oauth2-mcp/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