XML Spy, Schema Documentation, and Java 
(Anthony Coates) I've mentioned in the past that my preferred XML editor/IDE is oXygen (although I currently use XXE to write these blog posts in XHTML; it's also good for editing DocBook). However, my clients almost always use XML Spy (which I also have, for that reason). In particular, a lot of people prefer the Schema diagrams that XML Spy produces to those produced by other tools (although Liquid XML also produces attractive Schema diagrams).
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