Android Saripaar is a simple, yet powerful rule-based UI validation library for Android. It is the SIMPLEST validation library available for Android.

Android form edit text is an extension of EditText that brings data validation facilities to the edittext.

Implement validation for Android within only 3 steps. Developers should focus on their awesome code, and let the library do the boilerplate. And what's more, this could help keep your layout file clean.

A simple library for validating user input in forms using annotations.

Form Validator Library for Android is based on Zend_Validator coded in PHP. This library is intended to simplify and streamline the code to validate a form Android. For the moment, the form can just handle the EditText.

Android fields validation library based on data binding adapters.

EasyValidation is a text validation library for Android developed in Kotlin. It supports text validation for String, EditText, TextView, AutoCompleteTextView, TextInputLayout, and Spinner. It comes with lots of built-in rules for validation such as email, password, credit cards, special character validations and so on.

Convalida is a simple, lightweight and powerful field validation library for Android.

Ratifier is a form validation library for Android.

Android port of Dan Palmers's jquery.complexify.js.

The goal of this library is to help you in your development of validation forms.

Phonematter provides a simple to use class for formatting and validating phone numbers in Android apps.

The simplest way to add reactive validation to your app.

A tool to validate text inside TextInputLayout.

Easy Android form validation in Rx way.

A small library including an example app which uses the "floating label" pattern to show form validation.

Library to validate username, email and passwords.

This library helps to implement phone number verification before performing any further operation.

Blitz is a library that provides an Android real time form validation.

Blorm is a field validation lib for android.

Removes invalid objects during Gson parsing which are marked as required, yet null/empty.

Android library designed for rapid and customizable form validation.

Android library designed for rapid and customizable form validation.

This library is heavily inspired by AwesomeValidation but with no external dependencies. It makes it very light weight.

Data binding based Android library for validating input.

A simple, easy to use, no frills, form validator for Android.

A simple Android form validation.

An Annotation based validation library for use with Android's DataBinding library in an MVVM architecture.

FormValidations is an open source library to validate forms in Android apps.

A utility library that does the following type of validations:

Input validation and error displaying for any Android view that extends from a TextView. This library is born from frustration towards complex if statements and a desire to make form validation much, much easier.

This library allows you to validate Huge Forms containing Fields in android just by a single line, It saves you from the hassle of checking individual edit text boxes one by one then setting the error. This library supports edit texts view and no custom view is required. it also supports error validation for TextInputLayouts. The library is written in kotlin and is build on top of RX Java and it provides methods for error handling as well.

Java Validator Library using custom runtime annotations and reflection.

Validation library for use individual validation and with views.