VIN Decoder npm

This tool decodes a Vehicle Identification Number (VIN) into a structured data object by applying standard automotive encoding rules. It identifies WMI, VDS, and VIS segments, maps them to manufacturer, country, model year, plant, and vehicle attributes, and returns a machine-readable schema suitable for integration into data pipelines. The process relies on ISO 3779/3780-compliant algorithms, including transliteration of characters, weighting for check-digit validation, and year-code decoding. The core value is deterministic, audit-friendly decoding that can be embedded in applications, APIs, or batch jobs. Beneficiaries include software developers, fleet operators, insurers, marketplaces, and analytics teams who require reliable VIN-derived metadata for enrichment, validation, or matching records across systems. Unique value lies in a compact, library-based approach that can run client-side or server-side with embedded reference data, enabling offline or low-latency decoding of VINs. Core features include 17-character validation, check-digit computation, WMI/VDS/VIS interpretation, batch processing options, JSON export, and integration hooks for REST or GraphQL workflows. Use cases cover data quality checks, vehicle inventory apps, insurance risk assessment, fleet management, and e-commerce listings that rely on accurate vehicle specifications.