Frontend Frameworks

@regle/core

Headless form validation library for Vue.js applications

Status
Generally available
Last checked
Checked · Oct 12, 2026
License
Open source
Pricing
Free tier · from $0

What it is

Regle is a headless form validation library designed specifically for Vue.js applications. It simplifies the process of adding robust validation to forms, making it easier for developers to ensure data integrity and user input accuracy.

Regle stands out as a lightweight, flexible, and headless form validation library specifically tailored for Vue.js applications, offering developers a powerful yet easy-to-integrate solution.

When it fits — and when it doesn’t

A good fit for

  • Vue.js developers who need a flexible and customizable form validation solution

  • Projects requiring both synchronous and asynchronous validations within Vue applications

  • Developers looking to integrate headless validation into their existing Vue projects without UI constraints

Look elsewhere if

  • Applications that do not use the Vue.js framework

  • Teams preferring a fully managed or cloud-based form validation service

Known weaknesses

Each one links to the public issue, changelog or docs page it came from, where we have one.

  1. 01

    Limited to Vue.js applications, reducing its utility for other frameworks

    Regle is specifically designed for Vue.js and lacks support for React or Angular

  2. 02

    Insufficient documentation for complex use cases

    The official documentation provides basic examples but lacks advanced scenarios and troubleshooting guides

  3. 03

    Performance overhead due to reactive nature of Vue.js integration

    In complex forms with many fields, the reactivity can introduce performance bottlenecks

What it does well

  • Headless architecture for flexible integration

  • Customizable validation rules and messages

  • Supports both synchronous and asynchronous validations

  • Integration with Vue.js ecosystem

Pricing

Free tier
YesOpen source — free to use
Paid from
$0
Model
Flat rate
Enterprise plan
No

Pricing not independently confirmed — check the vendor’s page.

Performance benchmarks

How Fast Is It?

Set up @regle/core

Setup steps, common gotchas and what to check after 30 days.

Open the setup guide →
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