Data Validation
Showing 33 of 177 projects
A strict JSON serializer that throws errors on unsupported values and circular references instead of silently dropping data.
A fast, extensible, and easy-to-use data structure validation library for Elixir with nested structure support.
An R package providing fast and flexible tools to read, write, and validate GTFS feeds with standardized data types.
A GTFS data package with schemas and tests for South-East Queensland public transport data, following Frictionless Data standards.
A tool for checking, sanitizing, and minimizing GTFS feeds while preserving semantic equivalency.
An OCaml library that uses a PPX deriver to automatically generate validators for records, variants, lists, and values via annotations.
A Swift package for Vapor that safely extracts and sanitizes models from JSON request data.
A utility to clamp numbers within a specified minimum and maximum range.
A vendor-neutral, declarative data quality engine that defines checks in YAML and runs anywhere.
A lightweight Go library for ISO-3166 country code lookup, validation, and serialization.
A fast utility to check if a value exists in an array, handling null values safely.
A minimal validation library for Clojure and ClojureScript with built-in validators and flexible error handling.
A lightweight Go validation library with generic support, extensible rules, and clear error messages.
A Python package for validating, normalizing, and generating NHS Numbers with checksum verification.
A validation composition module for Crystal with built-in rules and custom validation support.
A lightweight JavaScript utility to check if an object is empty.
A Go library for parsing, validating, and formatting Digital Object Identifiers (DOIs).
A lightweight Go library for validating struct models with built-in and custom validation rules.
A blazingly fast data comparison tool for Python that instantly compares massive CSV/Parquet datasets, powered by Rust.
A Python tool that validates GTFS fares-v2 datasets against the official specification and experimental extensions.
A tool that downloads and validates multiple GTFS-realtime transit feeds to calculate quality metrics and generate summary statistics.
A zero-dependency Go library for RFC 4122 UUID validation and UUIDv7 timestamp extraction.
A declarative data validation library for Elixir inspired by Prismatic Scheme.
A Go JSON parser wrapper that adds validation via struct tags like required, notEmpty, and min/max constraints.
A Clojure library for modeling domain data with records, adding type information, constraints, and UML diagram generation.
Validates tabular CSV data using predefined validations, inspired from its Python homologue "Great Expectations".
A Python wrapper for the MobilityData GTFS validator that handles output files and naming.
A data validation library for the D programming language built on the Hunt framework.
A comprehensive .NET utility library collection for database operations, common development tasks, and desktop/web application tools.
An Angular-powered tool to compare two JSON objects and highlight their differences with visual color coding.
A JavaScript utility that compares two objects and returns an array of keys present in the first object but missing in the second.
Dynamically generates a consistent REST-ish HTTP API for Neo4j graph databases based on an internal schema.
A Crystal language implementation of the Verhoeff checksum algorithm for error detection in numeric data.
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