The Microsoft stand-alone XML parser with Level 1 DOM support, implemented as a COM component. Oracle XML Developer's Kit - Contains a parser with a Level 1 DOM interface. Oracle XML Transviewer Beans - DOM Java Bean encapsulation for use in quickly developing GUIs to XML applications. Ozone - Open source, Java, OO DBMS which includes a DOM interface. Robin Cover's DOM Pages - A list of DOM resources.
Source is free.
An XSLT processor contains the same engine. Zveno's DOM Implementation in Tcl - TclDOM is a Tcl package implementing the TclDOM specification. This release implements the fundamental Core interfaces and the HTML interfaces, but not the extended Core interfaces.