Altova XMLSpy Professional XML Editor - Upgrade from previous version

JSON and XML editor.

Published by Altova
Distributed by ComponentSource since 2004

Prices from: US$ 389.52 Version: 2026 Release 2 NEW Updated: May 27, 2026

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Altova XMLSpy Professional XML Editor - Upgrade from previous version News

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Edit and Validate BSON with Full JSON-Style Tools

October 23, 2025Product Update
XMLSpy 2026 adds a new BSON (Binary JSON) editor with visual editing, schema validation, and conversion between BSON, JSON, and YAML.

Edit OpenAPI Specs with Intelligent Tools

April 15, 2025Product Update
Altova XMLSpy 2025 Release 2 adds full OpenAPI editing capabilities, combining precision with productivity in both text and grid views.

Improve the Readability of Complex YAML Files

October 31, 2024Product Update
Altova XMLSpy 2025 adds an innovative YAML Grid View that transforms complex structures into a visually appealing and easily navigable interface.

Edit, Validate, and Convert YAML Files

May 1, 2024Product Update
XMLSpy 2024 Release 2 adds YAML support, eliminating the need to switch between multiple tools saving time and improving productivity.

Generate XML or JSON Schemas with AI Assistance

October 31, 2023Product Update
XMLSpy 2024 adds an AI Assistant to help developers create schemas, instance documents, and sample data from natural language prompts.
Altova XMLSpy Professional XML Editor 2020

Altova XMLSpy Professional XML Editor 2020

October 9, 2019New Version
Adds new JSON Grid Editor.
Altova XMLSpy Professional XML Editor 2018

Altova XMLSpy Professional XML Editor 2018

October 3, 2017New Version
Adds significant speed improvements to XSLT Engine.
Altova XMLSpy Professional XML Editor 2017 Release 3

Altova XMLSpy Professional XML Editor 2017 Release 3

April 7, 2017New Version
Adds JSON5 instance documents and schemas, plus Visual Studio 2017 and Windows Server 2016 support.
Altova XMLSpy adds XSL Speed Optimizer

Altova XMLSpy adds XSL Speed Optimizer

March 21, 2014Feature Release
Speeds up XSLT transformations, providing increases in throughput with no analysis required by developers.