It doesn't matter if you are a front-end developer or back-end developer before storing or passing data you need to validate it. The data validation process can be complex or may be tricky sometimes.
Validation is required because we face different types of users some of them know about values that they enter and some don't.
Jquery validation is preloaded with default error messages and provides functionality to customize them like you want to change the error message for a required field you can easily apply it.
To use this plugin just add the CDN of the library and add validate method to form.
Jquery validation is on top because of many reasons like great documentation, community support, wide user base, standard rules of validation, and customization.
Validate.js library is string validators and sanitizers library.
The main goal of validate.js is to provide a cross-framework and cross-language way of data validation. The validation rules can be declared and shared in JSON. So we can configure it dynamically.
The main benefit of Parsley is shipped with more than a dozen useful validators, and it's free and UX-focused.
Vuelidate is not like another library, it's Vue Js-based library means it only works with Vue. vuelidate comes with a set of built-in validators that you can just require and use, but it doesn't end there.
Vuelidate supports collection validation, nested models validation, and custom validation is a main part of it. While using this library you just have to define validation rules.
Just Validate is a simple, lightweight form validation library written in Typescript, with no dependencies. Support a wide range of pre-defined rules and also support custom validation, async validation, custom error messages, and styles, localization.
The main advantage of using Just Validate is it has a wide range of validation rules plus you can create custom rules. It has built-in functionality to display validation errors as tooltips.