The Universal File Format (UNV) is a widely recognized standard for exchanging data between various Computer-Aided Design (CAD), Computer-Aided Engineering (CAE), and Finite Element Method (FEM) software applications. Developed initially by SDRC (Structural Dynamics Research Corporation), it serves as a neutral format to facilitate interoperability in the product development lifecycle. UNV files are primarily used to store and transfer geometric data, finite element models (nodes, elements, properties), analysis results (displacements, stresses, strains), and other related engineering data. This format is particularly valuable when different departments or companies use disparate software packages for design, simulation, and manufacturing. Instead of proprietary formats, UNV provides a common language, allowing engineers to share complex models and analysis outcomes without significant data loss or conversion issues. Its text-based structure, though sometimes verbose, makes it relatively robust and inspectable. While newer, more comprehensive standards like STEP have emerged, UNV remains a prevalent choice for specific data exchange tasks, especially within the simulation and analysis domain due to its long-standing adoption and support across many legacy and modern CAE tools.