Validations

A tiny library for validating and documenting high-level options

A JSON Schema validator with full support for the draft 4 specification and zero dependencies.

Runtime Type checking

A schema based `opt` validator

Utilities to return Ecto validation error messages in an absinthe graphql response.

A schema validator inspired by JSON Schema.

An extensible data validation library for Elixir

Zoi is a schema validation library for Elixir, designed to provide a simple and flexible way to define and validate data.

Norm is a system for specifying the structure of data. It can be used for validation and for generation of data. Norm does not provide any set of predicates and instead allows you to re-use any of your existing validations.

A Plug'n Play schema validator library, focused on raw data structures

A JSON Schema Validator with complete support for the latest specifications.

an Elixir library to validate an Australian Banking Association (ABA) file

Simple data validation for Elixir

Phoenix request params validation library

Defines a GraphQL directive to be used with Absinthe to validate input values.

Parameter structure validation and casting with Ecto.Schema.

Luhn algorithm in Elixir

ABA is an Elixir library for performing validation and lookups on ABA routing numbers.

Coleção de funções para validacão e formatação de CPF e CNPJ. Validation and format for brazilian id documents (CPF/CNPJ).

An Elixir Google PhoneNumber library client

A library to validate values of nested structs with their type spec `t()` and associated precondition functions.

Bankster is an IBAN and BIC validation tool for Elixir.

Simple validation for keyword lists.

Data validation and transformation

A library for performing and validating complex filters from a client (e.g. smart filters)

Detect disposable (burner) or personal email addresses.

GuardedStruct macro allows to build Structs that provide you with a number of important options Validation, Sanitizing, Constructor

An Elixir rule engine where rules are json objects. The judge gives verdicts on any rule matches for a provided json payload.

Elixir burner email (temporary address) detector

A parameter validation library based on Ecto

A library for defining structs using Zoi

TypedStruct plugin for validation & documentation with NimbleOptions

Validate JSON and store to a specified data structure

Plugin for typed struct to integrate with changeset

An Elixir client for the Nu HTML Checker (validator.w3.org/nu). Offers validating HTML, CSS, and SVG documents.

Ailuropoda is Chinese Personal ID Card Validator for Elixir.

Helpers for validating email addresses

A library to validate passwords, with built-in validators for password length as well as the character sets used. Custom validators can also be created.

Validate any data

Tools for working with data effectively - data contracts using types, schemas, domain validation rules, type-safe casting, and more.

Elixir Global Trade Item Number (GTIN) Validation Library for GS1, UPC-12, and GLN. Validates GTIN-8, GTIN-12 (UPC-12), GTIN-13 (GLN), GTIN-14 codes. Universal Price Code (UPC)

Data structure validator for elixir

A library that provides a few macros which allow you to encapsulate business logic and validate incoming params over predefined contract.

Library for validating arguments passed in keyword lists

EctoSanitizer is a libary for sanitizing inputs to Ecto Changesets.

Declarative descriptions of how to create a struct from different kinds of input data.

Library for manipulating and validating IBAN account numbers.

Verifies if a person born at a given date meets provided age requirements.

SQL-LIKE sanitization for strings.

A `TypedStruct` plugin utilizing Ecto.Changeset validation enabled by the plugin `TypedStructEctoChangeset` to provide validating constructors"