# fastmail

> Use this tool when you need to manage email and calendar services via standardized APIs. It solves problems related to synchronizing and accessing email and calendar data, such as integrating with other applications or automating tasks. It takes API requests as input and returns managed email and calendar data as output, ideal for use cases requiring programmatic access to Fastmail services.

Canonical page: https://skillsregistry.net/skills/witooh-fastmail  
JSON: https://api.skillsregistry.net/v1/skills/witooh-fastmail

## Description

Manages Fastmail email and calendar via JMAP and CalDAV APIs.

## Trust

- **Trust score (0–1):** 0.60
- **Verification tier:** unverified

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** instructions
- **Runtime environment:** llm
- **Category:** communication
- **Updated:** 2026-05-16

## Source

- **Source listing:** [ClawHub](https://clawskills.sh/skills/witooh-fastmail)

## 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": "witooh-fastmail"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/witooh-fastmail` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/witooh-fastmail/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