---
name: email-validator
description: "Validate and clean email lists. Use when: cleaning email lists before campaigns; validating signup emails; removing invalid addresses; checking for disposable emails; improving deliverability"
license: MIT
metadata:
  author: ClawFu
  version: 1.0.0
  mcp-server: "@clawfu/mcp-skills"
---

# Email Validator

> Validate email addresses and clean lists to improve deliverability and reduce bounces.


## What Claude Does vs What You Decide

| Claude Does | You Decide |
|-------------|------------|
| Structures analysis frameworks | Metric definitions |
| Identifies patterns in data | Business interpretation |
| Creates visualization templates | Dashboard design |
| Suggests optimization areas | Action priorities |
| Calculates statistical measures | Decision thresholds |

## Dependencies

```bash
pip install email-validator dnspython click
```

## Commands

```bash
python scripts/main.py validate email@example.com
python scripts/main.py batch emails.csv --column email --output clean.csv
python scripts/main.py clean emails.txt --remove-disposable
```

## Skill Boundaries

### What This Skill Does Well
- Structuring data analysis
- Identifying patterns and trends
- Creating visualization frameworks
- Calculating statistical measures

### What This Skill Cannot Do
- Access your actual data
- Replace statistical expertise
- Make business decisions
- Guarantee prediction accuracy

## Skill Metadata


- **Mode**: centaur
```yaml
category: email-tools
dependencies: [email-validator, dnspython]
difficulty: beginner
```


---
Source attribution: guia-matthieu
Original project: https://github.com/guia-matthieu/clawfu-skills/blob/4108f5c010ccaa8b5707fa05ca1d888ae167e548/skills/email-tools/email-validator/SKILL.md
License: MIT
License information: https://opensource.org/license/mit
Original upstream instructions; downloaded from Dave AI.

## Upstream license notice

MIT License

Copyright (c) 2026 Guia

Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.



# Dave AI resource metadata

Creator / publisher: guia-matthieu
Original project: https://github.com/guia-matthieu/clawfu-skills/blob/4108f5c010ccaa8b5707fa05ca1d888ae167e548/skills/email-tools/email-validator/SKILL.md
Attribution basis: Source repository record

Fields of work: Marketing
Roles: Email Marketer, Growth Marketer, Marketing Analyst
Specialties: API
Tools: Dnspython, Email Validator
Country applicability: Country not specified
Classification basis: Source catalog labels
Instruction SHA-256: af00c8faa9201415651bc2c4f04e4ca053307ee1994386db813b3ed808e2c023