Data Validator

$4.99

Python validation library for form data with 15+ built-in validators: email, phone, URL, credit card, custom regex, and more. Chain validators together with clear error messages your users will understand.

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What’s Inside

15+ built-in validators: email, URL, phone, credit card, IP, UUID
Custom regex pattern validation
Chainable validation rules with AND/OR logic
Human-readable error messages
Nested object and array validation
Type coercion with safe defaults
JSON schema validation support
CLI tool for batch data validation
Sanitization helpers: strip HTML, normalize whitespace, trim
Zero dependencies — Python stdlib only