A Tcl-based package, tDOM combines high performance XML data processing with easy and powerful Tcl scripting functionality. tDOM is one of the fastest ways to manipulate XML with a scripting language and uses very little memory. Newer versions of tDOM support JSON.
More info at http://tdom.org (mailing list)
What others say about tDOM
- XMI and UML combine to drive product development: Reading and writing XMI (ibm.com/developerworks)
- tDOM (wiki.tcl.tk)
- pdf of Carsten Zerbst's Linux Magazine article dated 2003
- TclDOM vs tDOM
- Tdom (.fr)