Repository Index

Data validation using Python type hints

• validation
• parsing
• json-schema
• pydantic

Valitron is a simple, elegant, stand-alone validation library with NO dependencies

• validation
• php
• validator
• hacktoberfest

Phantom types for Python.

• phantom-types
• static-analysis
• mypy
• python

Runtime type checking for JS with Hindley Milner signatures

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

🔥Deep Waters is an easy-to-compose functional validation system for javascript developers 🔥

• javascript
• validation
• validation-library
• validators

Ruby library for defining, generating and validating JSON Schema

• anthropic-api
• json-api
• json-schema
• openai-api

Lean JSON Library for Java, with a compact, elegant API.

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.

Supercharge your environment variables in Elixir. Parse and validate with compile time access guarantees, defaults, fallbacks and app pre-boot validations.

• elixir
• elixir-library
• environment-variables

OCaml library designed to streamline the process of validating records, variants, lists, or values. It primarily operates through a PPX deriver that automatically generates validators.

• validation