Let JSON play nicely with Typescript
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A simple JavaScript validation library that doesn't interfere
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Object-oriented, composable, fluent API for writing validations in Laravel
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iOS SDK for growing mobile in-app purchases
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Verification framework and tool for higher-order Scala programs
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Robustly checks an array of URLs for liveness. Extremely fast ⚡
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Annotation-based conditional validation library.
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Valit is dead simple validation for .NET Core. No more if-statements all around your code. Write nice and clean fluent validators instead!
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Declarative, HTML5 Attribute-Inspired Validations for Backbone
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The easiest way to implement IAP (In-app purchase) in your React Native app.
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This plugin adds reflective access to validations
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A simple jQuery plugin to validate forms.
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Wrap zod validation errors in user-friendly readable messages
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Create and Validate PHP Forms in Seconds.
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Simple validation mixin (HoC) for React.
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Help to write easy & faster advance validation for Laravel
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App Store Receipt Validation
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joi validation bundled for the browser (deprecated) - use joi@16+
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A small, simple, and fast JS validator. Like, wow that's fast. 🚀
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Rails Client Side Validations
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The EmailAddress Gem to work with and validate email addresses.
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Vanilla javascript form validation micro-library
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Validates password according to flexible and intuitive specification
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Validot is a performance-first, compact library for advanced model validation. Using a simple declarative fluent interface, it efficiently handles classes, structs, nested members, collections, nullables, plus any relation or combination of them. It also supports translations, custom logic extensions with tests, and DI containers.
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A simple react form validator inspired by Laravel validation.
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An implementation of local receipt validation logic for iOS in Swift
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flask extension for integration with the awesome pydantic package
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Lightweight data validation and adaptation Python library.
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Asynchronous type validation for node and the browser
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Client-side form validation for Rails
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A lightweight form validation script that augments native HTML5 form validation elements and attributes.
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Client-side form validation for Rails
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Validate email for common typos and one-time email providers
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Mailgun email address jquery validation plugin http://mailgun.github.io/validator-demo/
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Javascript e-mail validation and verification! Prevent emails that bounce due to typos, invalid domain, aso. Has jQuery support!
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A dead simple Python string validation library.
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Sanitize data using a number of mutation methods.
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Schema to Yup validation
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Lightweight and feature-rich PHP validation and filtering library. Support scene grouping, pre-filtering, array checking, custom validators, custom messages. 轻量且功能丰富的PHP验证、过滤库。支持场景分组，前置过滤，数组检查，自定义验证器，自定义消息。
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Active Model Validations for Email using mail gem
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AngularJS Form Validation made simple
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🎓 deprecated general purpose python data validator
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:key: Idiotproof golang password validation library inspired by Python's passlib
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Particle\Validator is a validation library with an extremely clean API which makes validation fun!
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ASP.NET Core - Transform server-side validations to client-side without writing any javascript code. (Compatible with Fluent Validation)
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A micro JavaScript validation library.
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In-app purchase validation for Apple, Google, Amazon, Roku
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Scikit-learn style cross-validation classes for time series data
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Vytal Privacy Scan
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Validate products and subscription receipts. Handle subscription lifecycle.
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t
ts-json-validatorby ostrowr
Let JSON play nicely with Typescript
TypeScript
341Updated: 1 y ago License: Permissive (MIT)
341Updated: 1 y ago License: Permissive (MIT)Support
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a
approvejsby CharlGottschalk
A simple JavaScript validation library that doesn't interfere
JavaScript 337Updated: 3 y ago License: Permissive (MIT)
337Updated: 3 y ago License: Permissive (MIT)Support
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laravel-hyruleby square
Object-oriented, composable, fluent API for writing validations in Laravel
PHP 333Updated: 1 y ago License: Permissive (Apache-2.0)
333Updated: 1 y ago License: Permissive (Apache-2.0)Support
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A
AdaptySDK-iOSby adaptyteam
iOS SDK for growing mobile in-app purchases
Swift 325Updated: 10 mo ago License: Permissive (MIT)
325Updated: 10 mo ago License: Permissive (MIT)Support
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stainlessby epfl-lara
Verification framework and tool for higher-order Scala programs
HTML 323Updated: 11 mo ago License: Permissive (Apache-2.0)
323Updated: 11 mo ago License: Permissive (Apache-2.0)Support
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c
check-linksby transitive-bullshit
Robustly checks an array of URLs for liveness. Extremely fast ⚡
JavaScript 319Updated: 1 y ago License: Permissive (MIT)
319Updated: 1 y ago License: Permissive (MIT)Support
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E
ExpressiveAnnotationsby jwaliszko
Annotation-based conditional validation library.
C# 319Updated: 3 y ago License: Proprietary (Proprietary)
319Updated: 3 y ago License: Proprietary (Proprietary)Support
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V
Valitby valit-stack
Valit is dead simple validation for .NET Core. No more if-statements all around your code. Write nice and clean fluent validators instead!
C# 314Updated: 11 mo ago License: Permissive (MIT)
314Updated: 11 mo ago License: Permissive (MIT)Support
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b
backbone.validationsby nealstewart
Declarative, HTML5 Attribute-Inspired Validations for Backbone
JavaScript 307Updated: 3 y ago
License: No License (No License)
307Updated: 3 y ago License: No License (No License)Support
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r
react-native-iaphubby iaphub
The easiest way to implement IAP (In-app purchase) in your React Native app.
JavaScript 305Updated: 11 mo ago License: Permissive (MIT)
305Updated: 11 mo ago License: Permissive (MIT)Support
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v
validation_reflectionby redinger
This plugin adds reflective access to validations
Ruby 300Updated: 4 y ago License: Permissive (MIT)
300Updated: 4 y ago License: Permissive (MIT)Support
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v
validateby DiegoLopesLima
A simple jQuery plugin to validate forms.
HTML 299Updated: 3 y ago License: No License (No License)
299Updated: 3 y ago License: No License (No License)Support
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z
zod-validation-errorby causaly
Wrap zod validation errors in user-friendly readable messages
TypeScript 299Updated: 11 mo ago License: Permissive (MIT)
299Updated: 11 mo ago License: Permissive (MIT)Support
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F
Formrby formr
Create and Validate PHP Forms in Seconds.
PHP 293Updated: 1 y ago License: Strong Copyleft (GPL-2.0)
293Updated: 1 y ago License: Strong Copyleft (GPL-2.0)Support
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react-validation-mixinby jurassix
Simple validation mixin (HoC) for React.
JavaScript 291Updated: 3 y ago License: Permissive (MIT)
291Updated: 3 y ago License: Permissive (MIT)Support
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laravel-validateby milwad-dev
Help to write easy & faster advance validation for Laravel
PHP 287Updated: 11 mo ago License: Permissive (MIT)
287Updated: 11 mo ago License: Permissive (MIT)Support
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K
Kvittoby Cocoanetics
App Store Receipt Validation
Swift 282Updated: 3 y ago License: Permissive (BSD-2-Clause)
282Updated: 3 y ago License: Permissive (BSD-2-Clause)Support
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j
joi-browserby jeffbski
joi validation bundled for the browser (deprecated) - use joi@16+
JavaScript 279Updated: 2 y ago License: Proprietary (Proprietary)
279Updated: 2 y ago License: Proprietary (Proprietary)Support
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n
nope-validatorby bvego
A small, simple, and fast JS validator. Like, wow that's fast. 🚀
TypeScript 277Updated: 2 y ago License: Permissive (MIT)
277Updated: 2 y ago License: Permissive (MIT)Support
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c
client_side_validationsby democrats
Rails Client Side Validations
Ruby 275Updated: 4 y ago License: No License (No License)
275Updated: 4 y ago License: No License (No License)Support
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e
email_addressby afair
The EmailAddress Gem to work with and validate email addresses.
Ruby 275Updated: 1 y ago License: Permissive (MIT)
275Updated: 1 y ago License: Permissive (MIT)Support
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P
Pristineby sha256
Vanilla javascript form validation micro-library
JavaScript 273Updated: 2 y ago License: Permissive (MIT)
273Updated: 2 y ago License: Permissive (MIT)Support
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p
password-validatorby tarunbatra
Validates password according to flexible and intuitive specification
JavaScript 269Updated: 1 y ago License: Permissive (MIT)
269Updated: 1 y ago License: Permissive (MIT)Support
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V
Validotby bartoszlenar
Validot is a performance-first, compact library for advanced model validation. Using a simple declarative fluent interface, it efficiently handles classes, structs, nested members, collections, nullables, plus any relation or combination of them. It also supports translations, custom logic extensions with tests, and DI containers.
C# 268Updated: 1 y ago License: Permissive (MIT)
268Updated: 1 y ago License: Permissive (MIT)Support
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s
simple-react-validatorby dockwa
A simple react form validator inspired by Laravel validation.
JavaScript 264Updated: 1 y ago License: Permissive (MIT)
264Updated: 1 y ago License: Permissive (MIT)Support
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S
SwiftyLocalReceiptValidatorby andrewcbancroft
An implementation of local receipt validation logic for iOS in Swift
Swift 263Updated: 3 y ago License: Permissive (MIT)
263Updated: 3 y ago License: Permissive (MIT)Support
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f
flask-pydanticby bauerji
flask extension for integration with the awesome pydantic package
Python 263Updated: 1 y ago License: Permissive (MIT)
263Updated: 1 y ago License: Permissive (MIT)Support
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v
valideerby podio
Lightweight data validation and adaptation Python library.
Python 262Updated: 1 y ago License: Permissive (MIT)
262Updated: 1 y ago License: Permissive (MIT)Support
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a
async-validateby tmpfs
Asynchronous type validation for node and the browser
JavaScript 262Updated: 3 y ago License: Proprietary (Proprietary)
262Updated: 3 y ago License: Proprietary (Proprietary)Support
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j
judgeby joecorcoran
Client-side form validation for Rails
JavaScript 260Updated: 3 y ago License: Permissive (MIT)
260Updated: 3 y ago License: Permissive (MIT)Support
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b
bouncerby cferdinandi
A lightweight form validation script that augments native HTML5 form validation elements and attributes.
JavaScript 260Updated: 2 y ago License: Permissive (MIT)
260Updated: 2 y ago License: Permissive (MIT)Support
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j
judgeby judgegem
Client-side form validation for Rails
JavaScript 260Updated: 1 y ago License: Permissive (MIT)
260Updated: 1 y ago License: Permissive (MIT)Support
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email_inquireby maximeg
Validate email for common typos and one-time email providers
Ruby 259Updated: 3 y ago License: Permissive (MIT)
259Updated: 3 y ago License: Permissive (MIT)Support
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v
validator-demoby mailgun
Mailgun email address jquery validation plugin http://mailgun.github.io/validator-demo/
JavaScript 259Updated: 3 y ago License: Permissive (Apache-2.0)
259Updated: 3 y ago License: Permissive (Apache-2.0)Support
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V
Verimail.jsby amail
Javascript e-mail validation and verification! Prevent emails that bounce due to typos, invalid domain, aso. Has jQuery support!
CSS 259Updated: 4 y ago License: Permissive (MIT)
259Updated: 4 y ago License: Permissive (MIT)Support
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v
validusby shopnilsazal
A dead simple Python string validation library.
Python 257Updated: 3 y ago License: Proprietary (Proprietary)
257Updated: 3 y ago License: Proprietary (Proprietary)Support
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s
sanitizerby daylerees
Sanitize data using a number of mutation methods.
PHP 256Updated: 3 y ago License: No License (No License)
256Updated: 3 y ago License: No License (No License)Support
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s
schema-to-yupby kristianmandrup
Schema to Yup validation
JavaScript 254Updated: 10 mo ago License: Proprietary (Proprietary)
254Updated: 10 mo ago License: Proprietary (Proprietary)Support
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p
php-validateby inhere
Lightweight and feature-rich PHP validation and filtering library. Support scene grouping, pre-filtering, array checking, custom validators, custom messages. 轻量且功能丰富的PHP验证、过滤库。支持场景分组，前置过滤，数组检查，自定义验证器，自定义消息。
PHP 254Updated: 10 mo ago License: Permissive (MIT)
254Updated: 10 mo ago License: Permissive (MIT)Support
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v
valid_emailby hallelujah
Active Model Validations for Email using mail gem
Ruby 251Updated: 3 y ago License: Permissive (MIT)
251Updated: 3 y ago License: Permissive (MIT)Support
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a
angular-validationby ghiscoding
AngularJS Form Validation made simple
JavaScript 243Updated: 3 y ago License: Permissive (MIT)
243Updated: 3 y ago License: Permissive (MIT)Support
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v
validictoryby jamesturk
🎓 deprecated general purpose python data validator
Python 242Updated: 3 y ago License: Proprietary (Proprietary)
242Updated: 3 y ago License: Proprietary (Proprietary)Support
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p
passlibby hlandau
:key: Idiotproof golang password validation library inspired by Python's passlib
Go 242Updated: 3 y ago License: Proprietary (Proprietary)
242Updated: 3 y ago License: Proprietary (Proprietary)Support
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V
Validatorby particle-php
Particle\Validator is a validation library with an extremely clean API which makes validation fun!
PHP 241Updated: 3 y ago License: No License (No License)
241Updated: 3 y ago License: No License (No License)Support
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F
FormHelperby sinanbozkus
ASP.NET Core - Transform server-side validations to client-side without writing any javascript code. (Compatible with Fluent Validation)
JavaScript 240Updated: 1 y ago License: Permissive (MIT)
240Updated: 1 y ago License: Permissive (MIT)Support
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i
iodineby mattkingshott
A micro JavaScript validation library.
JavaScript 238Updated: 3 y ago License: Permissive (MIT)
238Updated: 3 y ago License: Permissive (MIT)Support
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n
node-iapby Wizcorp
In-app purchase validation for Apple, Google, Amazon, Roku
JavaScript 235Updated: 2 y ago License: No License (No License)
235Updated: 2 y ago License: No License (No License)Support
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t
timeseriescvby sam31415
Scikit-learn style cross-validation classes for time series data
Python 233Updated: 11 mo ago License: Permissive (MIT)
233Updated: 11 mo ago License: Permissive (MIT)Support
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V
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laravel-in-app-purchasesby imdhemy
Validate products and subscription receipts. Handle subscription lifecycle.
PHP 230Updated: 11 mo ago License: Permissive (MIT)
230Updated: 11 mo ago License: Permissive (MIT)Support
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