Repository Index

:100:Go Struct and Field validation, including Cross Field, Cross Struct, Map, Slice and Array diving

• validation
• translation
• error-handling

Check if an email address exists without sending any email, written in Rust. Comes with a ⚙️ HTTP backend.

• email
• email-validation
• email-verification
• hacktoberfest

A popular .NET validation library for building strongly-typed validation rules.

An idiomatic Go (golang) validation package. Supports configurable and extensible validation rules (validators) using normal language constructs instead of error-prone struct tags.

• validation
• golang
• go
• ozzo

:mailbox: Cross-language temporary (disposable/throwaway) email detection library. Covers 55 734+ fake email providers.

• email-validation
• email-verification
• email

:white_check_mark: A Go library for email verification without sending any emails.

• go
• smtp
• email
• verifier

A friendly library for parsing HTTP request arguments, with built-in support for popular web frameworks, including Flask, Django, Bottle, Tornado, Pyramid, webapp2, Falcon, and aiohttp.

• python
• django
• flask
• aiohttp

Validate GraphQL fields

• graphql
• nodejs
• validation
• directive

A JavaScript schema validation package that supports direct validation of MongoDB update modifier objects

:credit_card: ruby gem for validating credit cards, generating credit card numbers, Luhn checks

• credit-card
• validation
• e-commerce
• rails

A simple, lightweight and powerful field validation library for Android.

• android
• android-library
• annotations
• java

Runtime type checking for JS with Hindley Milner signatures

• hindley-milner
• type-checking
• functional-programming
• invariant

🤠🧨 The mighty 400-byte schema validator for TS / JS

• javascript
• runtime-validation
• schema
• typescript

A tool to validate text inside TextInputLayout

• edittext
• validation
• validator
• android

trycast parses JSON-like values whose shape is defined by TypedDicts and other standard Python type hints.

• parsing
• python
• typechecking
• runtime-typechecking

Lightweight DataFrame validation decorators for Pandas, Polars, Modin, and PyArrow. No custom types required.

• pandas
• dataframe
• validation
• polars

If you are just starting out on a new project I recommend using https://github.com/adamralph/liteguard instead of conditions. Especially if using in a mobile application, less allocations and better performance. This project is deprecated and needs a new maintainer. Contact me if you want to take over.

iOS validation framework with form validation support

• validation
• validator
• form
• validation-library

vjson is a golang package that helps to validate JSON objects

• json
• golang
• schema
• json-validator

Library providing routines to merge and validate JSON, YAML and/or TOML files

Programmatic building of JSON schemas (document and field mappings) with validation.

Library providing opanapi3 and Go types for store/validation and transfer of ISO-4217, ISO-3166, and other types.

• iso-3166
• iso-3166-2
• iso-4217
• email

A patched version of Streampunk/sdpoker with additional source-filter testing and bug fixes, used by AMWA-TV/nmos-testing

• nmos
• sdp
• testing
• st2110

Python package to provide utilities for NHS Numbers, including validity checks, normalisation, and generation.

• nhs
• fci
• python
• nhsnumber