valibot-usage

Guide Valibot schema definition, validation, and parsing in TypeScript and JavaScript projects.

Updated Feb 18, 2026
One-click install
npx skills add https://github.com/ShaulLavo/ellie --skill valibot-usage
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: valibot-usage
Source: https://github.com/ShaulLavo/ellie/tree/main/.agents/skills/valibot-usage
Command: npx skills add https://github.com/ShaulLavo/ellie --skill valibot-usage

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

This Skill helps you implement robust data validation and schema definition using Valibot, ensuring data integrity and type safety in your applications.

Core Features & Use Cases

  • Schema Definition: Create type-safe schemas for complex data structures.
  • Input Validation: Validate and parse incoming data against defined schemas.
  • Migration Assistance: Guides users migrating from Zod to Valibot.
  • Use Case: Validate user registration data, ensuring email formats are correct, passwords meet complexity requirements, and all required fields are present before submitting to a backend API.

Quick Start

Use the valibot-usage skill to create a schema for a user object with name and email fields.

Frequently Asked Questions about valibot-usage

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

FAQPage Schema
What is the best way to define schemas and validate data in TypeScript using Valibot?

Schema validation in Valibot is implemented by defining type-safe object schemas and parsing incoming data against them. You use pipelines and actions to ensure data integrity and verify required fields before processing.

How do I migrate my validation logic from Zod to Valibot?

Migrating from Zod to Valibot involves mapping existing schema definitions to Valibot's API. This Skill highlights key API differences and common patterns to translate your validation logic while maintaining type safety.

How do I validate complex data structures with unions and pipelines in Valibot?

Complex data validation in Valibot utilizes pipelines, actions, and union schemas. These features allow you to parse varied data formats and enforce specific constraints, returning structured errors when validation fails.

Can I use Valibot for frontend input validation before submitting data to a backend API?

Yes, Valibot is designed for frontend input validation. You can validate user registration data, check email formats, and enforce password complexity requirements before submitting to a backend API.

How does error handling work when parsing invalid data in Valibot?

Error handling in Valibot captures parsing failures when data does not match the defined schema. It provides structured feedback on invalid fields, allowing you to manage validation issues effectively within your application.