Open Source Java XML Editors

The CAM editor is the leading open source XML Editor/Validation/Schema toolset for rapidly building / deploying XML /JSON /Hibernate /SQL data /Forms applications. Visual WYSIWYG data design, rule entry wizards + drag & drop dictionary components. Will import, analyze / refactor from XML Schema / JSON. Oracle is a proud enterprise sponsor; with NIEM.gov support. Do SQL data import/map+ Open Data API delivery+ Hibernate JPA + UI Forms/Pencil Makes XSD schema (default, flatten, NIEM, & OASIS modes) + JAXB bindings; Mindmap FreeMind or UML models(XMI); XML unit test & live SQL data; HTML docs + spreadsheets (NIEM IEPDs). Canonical component dictionaries from schema sets, SQL, JSON, ERwin XSD, or spreadsheets. The XML CAM templates (OASIS standard) store the exchange structure, content model, code lists, DBMappings, SQL lookups+business rules (XPath). Java CAMV XML/JSON validation engine is a complete exchange test framework [XMLUnit, TEAM(Schematron)]. Java/Eclipse +Saxon/XSL

Jaxe is a free Java XML editor with a configurable GUI, using XML schemas for validation and XSL for exports in HTML or XML.

jsXe is the Java Simple XML Editor. Out of the box it provides a tree view, DTD/Schema introspection and validation. It's aim is to provide a framework for XML editing through any number of views that can be loaded at runtime as plugins.

XTR (XML Transformations) is project that allows you to transform, merge and summarize XML files basing on XSD files and mappings. Generates XSD file form XML (XML2XSD). XML editor with formatting capability, XSD visualization using tex, XML Validation.

Butterfly XML Editor is an IDE built on top of a new real-time incremental XML parsing algorithm. The editor features syntax and error highlighting, incremental validation, code completion, XSLT pipelines, and side by side DOM and source viewing.

The XNGR XML Browser is an XML browser framework, that provides the functionality to associate Markers, Services and Actions with directories, files, XML documents, and nodes in an XML document. Services included are a simple XML Editor and XML Viewer.

XPontus , a free java based, Open Source XML Editor

The Xerlin project is a Java™ based XML editor that can run on any Java 2 virtual machine. The application is extensible via custom editor interfaces. Xerlin can be used to provide simple, intuitive interfaces for users who know nothing about XML.

Vex is a CSS-styled XML editor based on the Eclipse platform. It provides a word processor-like interface for document-style XML documents such as DocBook and xhtml.

XDoc is schema-aware XML editor

Pollo is an XML editor. It can work with any well-formed XML file, but has special support for the Cocoon Sitemap, Ant build files, W3C Schema files, XSL FO files. It features a colorful graphical presentation, drag-and-drop, undo, model-view design, ...

XMLJ is a Java XML Editor and validator project.

AG101 is a java-based visual XSL editor/debugger built on the Pollo XML editor (pollo.sourceforge.net). It has extensions to a regular expression library. It also has the ability to pipe XSL transforms one to another and store and reuse those pipes.

A lightweight cross platform XML editor. It has a tree viewer/editor and supports content completion, XPath, XQuery, XSLT, XML document validation etc. Many GUI features are configurable and supports multiple languages (localization).

AurigaDoc is a java-xml based documentation tool for writing documents in xml format and converting them to other formats like HTML, DHTML, PDF, PostScript, Formating object(FO), RTF, Java Help, HTML Help, Oracle Help, etc. AurigaDoc is not an xml editor

WYSIWYG XML Editor for mathematical/text document creation and for technical use(FO, MathML, Svg). Using XSLT for producing view. View is rendered by: FOP and JEuclid. Editation is context sensitive. Eclipse RCP application, extendable by plugins.

Ganesha: An easy to use, graphical RDF/XML editor

GenDiapo is renamed GenDoc. GenDoc is a XML Editor written in Java2. It is based on a existing project (MerlotXML now called Xerlin), and can use two kinds of plugins (DTD and/or action) for editing and publishing

Simple Java XML editor, with easy hierarchy manipulation

JXMLEditor is a XML editor developed in Java which is based on the Xerces Java parser. The goal of this editor is to offer some features (tree view, drag & drop, syntax colorizing) to create XML documents easily. Also available as Eclipse Plugin.

Metaquokka is a highly configurable xml editor, currently available as Gridsphere portlet. Besides the default format, there is suppoert for ESysXML, a simulation description scheme for a geodynamics framework. Supports Generic Mapping Tools rudimentary.

ReXeD is an Eclipse plug-in for editing XML. Planned features include syntax highliting, code hints/completition accordind to schema (DTD, Relax NG, SchemaTron), XML tree editor and matching XML to XMLSchema. More functions will be added soon.

This is an Eclipse xml editor with several edition capabilities. The main features concern the interaction with the classes and resources declared in xml (Open class/resource, Create class), similar to the interaction between classes in java editor.

Simple XML editor application for standardized ETSO V2R3 schedules used in energy market for nominations sent to e.g. the german TSOs (Transmission System Operators).

TAXI enables you to edit informations-dense XML documents, by providing an extremely customisable graphical representation of the content. With a simple stylesheet, you can create the most appropriate visualisation for your data.