The best free alternative to Altova XMLSpy is XML Copy Editor, which is also Open Source. If that doesn't suit you, our users have ranked more than 25 alternatives to Altova XMLSpy and nine of them is free so hopefully you can find a suitable replacement. Other interesting free alternatives to Altova XMLSpy are Nodeflip, XMLFox, XPontus XML Editor and XML Notepad.
XML Copy Editor is a fast, free, validating XML editor.
United States
Nodeflip is an all-in-one workbench for anyone who wrangles XML or JSON: developers, QA engineers, data analysts, and API consumers alike. It loads even multi-megabyte zip-files containing thousands of XML/JSON-files directly in the browser, then equips you with the tools you...
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EU
XMLFox XML/XSD editor is the Windows based graphical tool for authoring, updating, exploring, well-formedness checking or validating XML documents. XMLFox is a graphical XML editing and validation tool for creating valid, well-formed XML documents and/or XSD Schema.
XPontus XML Editor is a simple XML Editor oriented towards text editing. It can perform validation (DTD, XML Schema, Relax NG, Batch XML validation), XSL transformations(HTML, XML, PDF, SVG), schema/DTD generation, XML/DTD/HTML/XSL code completion, code formatting and much more.
XML Notepad provides a simple intuitive user interface for browsing and editing XML documents.
United States
XML Tree is a basic cross-platform tree view XML editor. It displays XML files as tree views and allows basic operations: adding, editting and deleting text nodes and their attributes. The main goal is providing a simple tool to create/edit XML configuration files for users...
XML editor and comparer using a grid view (tables) and also xml splitter and joiner. It supports JSON and xml validation with XSD.
XML Viewer is a program that can be used to examine XML files in an intuitive environment. It is free for personal/non-commercial use. A license that lets you use it for commercial activities can be obtained by following the links in the About dialog.
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