data-format-validation

Validate JSON, email, UUID, IPv4, IPv6, MAC, credit card, IBAN, ISBN, phone, hex color, Base64, and regex formats.

Updated Feb 24, 2026
One-click install
npx skills add https://github.com/AgentPMT/agent-skills --skill data-format-validation
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: data-format-validation
Source: https://github.com/AgentPMT/agent-skills/tree/main/skills/data-format-validation
Command: npx skills add https://github.com/AgentPMT/agent-skills --skill data-format-validation

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This Skill helps ensure data integrity by validating various common data formats, preventing errors and improving the reliability of your applications and workflows.

Core Features & Use Cases

  • Comprehensive Validation: Supports JSON, email, UUID, IPv4/6, MAC addresses, credit cards (Luhn algorithm), IBAN, phone numbers, hex colors, ISBN, Base64, and regex patterns.
  • Detailed Feedback: Provides specific error messages and parsed components for invalid inputs.
  • Use Case: Before submitting user registration data, use this Skill to validate that the entered email address, phone number, and postal code conform to expected formats.

Quick Start

Use the data-format-validation skill to validate the provided JSON string.

Frequently Asked Questions about data-format-validation

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I validate JSON and email formats before submitting user registration data?

To validate JSON and email formats, this skill checks inputs against expected patterns and provides specific error messages. It ensures data integrity for user registration by verifying emails, phone numbers, and other fields programmatically.

What is the best way to check if a credit card number and IBAN are valid?

The best way to check credit card and IBAN validity is using a skill that applies the Luhn algorithm and pattern matching. This approach confirms financial details conform to expected formats and provides parsed components for invalid inputs.

Can I validate IPv4, IPv6, and MAC addresses programmatically?

Yes, you can validate IPv4, IPv6, and MAC addresses programmatically. This skill leverages external API endpoints to perform robust network address checks, confirming that the inputs match the required formatting standards.

Does data format validation support UUID, Base64, and hex color codes?

Yes, data format validation supports UUID, Base64, and hex color codes. It checks these diverse visual and general patterns instantly, delivering detailed feedback to prevent errors in your applications and workflows.

How do I test regex patterns and get specific error messages for invalid inputs?

To test regex patterns and get specific error messages, the skill evaluates your input against the defined expression. It identifies mismatches and returns parsed components, helping you debug invalid inputs efficiently.