Download validation-first XML workflow software
XML validation workflow software for Windows®
- Focused desktop application for XML validation, diagnostics, and correction workflows.
- Validate one file, whole folders, or larger XML batches and get detailed error reports.
- Run XML checks with XSD, DTD, and Schematron.
- XML validation for large (multi-GB) XML data.
- Inspect failed XML quickly in built-in text and grid views.
- Validate XML even when no XSD is already assigned.
- Verify trusted XML workflows with digital signature support and clearer failure diagnostics.
- Use JSON and conversion support when workflows span multiple data formats.
- Apply XSL transformations and continue troubleshooting from the same tool.
- Extend the same workflow into automation with the free command-line tool.
Free download.
14 days trial period.
This portable version can be extracted to any location and run without installation.
Just double-click ValBuddyApp.exe to start. Windows Smart Screen may show a warning since the executable is not signed.
XML ValidatorBuddy makes it easier to validate, diagnose, and fix XML and JSON data without turning every issue into a manual editing task. Use the desktop application when you need clear diagnostics and fast troubleshooting, then carry the same correctness workflow into repeatable batch and command-line runs. XML Digital Signature failures can now include practical details about certificates, keys, KeyInfo data, references, transforms, and output handling.
Download Verification
Portable archive: XMLValidatorBuddyPortable-x64-UnicodeRelease-8.2.0.19.zip
SHA-256 checksum file: XMLValidatorBuddyPortable-x64-UnicodeRelease-8.2.0.19.zip.sha256.txt
SHA-256 checksum:
0ea3df8920e3b47ce0bd7c26705d59e1ece383cb03ee4b5d518072a6f950878a
PowerShell verification: Get-FileHash .\XMLValidatorBuddyPortable-x64-UnicodeRelease-8.2.0.19.zip -Algorithm SHA256
JSON validation workflow software for Windows®
Free download.
14 days trial period.
Validate, diagnose, and work with JSON data more efficiently:
- Validate your JSON input and get detailed error reports.
- JSON Schema validator with support for draft 4, 6, 7, 2019-09 and 2020-12.
- Pretty-print and remove whitespace refactoring.
- JSON syntax coloring and well-formed checking.
- Editor with intelligent auto-completion for JSON troubleshooting and repair.
- JSON Pointer Evaluator
- JSON Schema debugger
- Open your huge text and JSON files with the Large File Viewer window.
- Convert JSON data to CSV with ease
Download the complete XML ValidatorBuddy package to get the CLI tool
The command-line tool is included in the full package. This keeps your CLI download on the latest release and also gives you the desktop app if you want to try the same validation workflow interactively.
- Download the complete package to install the current XML ValidatorBuddy command-line tool.
- Command line validator for XML schema and well-formed checking.
- JSON validator with support for JSON schema.
- Uses the popular Apache Xerces parser.
- Support for batch validation and repeatable XML checks.
- XML Digital Signature batch logs can include diagnostics for certificate, key, KeyInfo, reference, transform, and serialization problems.
- Free to use. Just request a free license key after the trial period.
- Please note: The free license doesn't support enhanced batch validation.
Take a detailed look at some other features of XML ValidatorBuddy
XML ValidatorBuddy is more than just an XML editor. Learn more on clicking the images and links below.
Editor and validator for large XML
View and edit large XML data - not limited to well-formed input
Learn more
Complete XML editor
XML editor for Windows ® with syntax-coloring, code folding and many more...
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