Grid-ML XML Schema Viewer

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A lightning fast and intuitive tool for viewing and searching XML Schemas.



  • Search container, data point, and attribute names.
  • Search enumerated values.
  • Search data and type definitions.
  • Search namespace prefixes and qualified names.
  • Search multiple schemas and root nodes at the same time and namespaces.
  • Search across multiple source files and XML namespaces.


  • Filter results by container, data point, attribute, and enumeration.
  • Include or exclude data and type definitions in scope of the search.
  • See result counts for each node type and schema tab.


  • Visualize all the location of a data item in an uncluttered hierarchical view.
  • Quickly drill down to relevant leaf nodes.
  • Visualize all children elements and attributes.
  • Access data definitions, type definitions, and enumeration definitions all in one screen.
  • Click on external standards references like RFCs, USPS, and others to go directly to their website.

Ease of Use

  • Lighting fast search algorithm shows results immediately as you type.
  • Intuitive, single-screen layout.
  • Allows for searching schemas without the risk of inadvertent changes to the source files.
  • Saves the user’s schema configurations and automatically reloads them at login.
  • Online XML Schema Viewer, no installation is required.


  • Copy node name or XPath, with or without corresponding data and type definitions.
  • Paste items to specifications documents such as Microsoft Excel, Word, Google Sheets, and Google Docs.
  • Paste XPath directly into XSL-T templates.


  • Copy and paste the node path in object notation.
  • Object notation facilitates the development of interfaces and transformations using languages such as JavaScript, Python, C#, and JAVA.

Industry Standards

Grid-ML works with proprietary schemas as well as industry data standards such as:

  • MISMO XML (Mortgage Industry Standards Maintenance Organization) is the standards development body for the mortgage industry. Grid-ML XML Schema Viewer allows you to load and visualize all versions of the MISMO XML schemas.
MISMO - Mortgage Industry Standards Maintenance Organization
  • UMDP - The Uniform Mortgage Data Program® (UMDP®) is an effort undertaken jointly by Fannie Mae® and Freddie Mac® at the direction of the Federal Housing Finance Agency to enhance data quality and standardization. Grid-ML supports UMDP published schemas including: ULAD (Uniform Loan Application Dataset), UAD (Uniform Appraisal Dataset), UCD (Uniform Closing Dataset), and ULDD (Uniform Loan Delivery Dataset).
UMDP - Uniform Mortgage Data Program
  • NIEM (National Information Exchange Model) is a common vocabulary that enables efficient information exchange across diverse public and private organizations.
NIEM - National Information Exchange Model
  • ACORD (Association for Cooperative Operations Research and Development) is the global standards-setting body for the insurance and related financial services industries.
ACORD - Association for Cooperative Operations Research and Development

Grid-ML also supports advanced W3C® XML Schema (XSD) features, including: namespaces, prefixes, groups, includes, imports, and redefines.


Grid-ML XML Schema Viewer

fast arrow

A lightning fast and intuitive tool for viewing and searching XML Schemas.