Kanun

Framework-agnostic TypeScript-first validation library

Expressive Rule-Based Validation

Define complex validation logic using a rich set of built-in rules and custom rule builders.

Leverage TypeScript's type system for enhanced type safety and autocompletion in your validation logic.

Customize and extend validation logic with ease, allowing for flexible integration into various projects.

Built-in support for localization and i18n message templates, making it easy to provide error messages in multiple languages.

Includes utilities and examples for testing validation logic, ensuring reliability and correctness.

Provides detailed guides, API references, and examples to help you get started quickly and effectively.