Functional XML parsing framework: SAX/DOM and SXML parsers with
support for XML Namespaces and validation. Related to SSAX are SXPath
queries and SXML transformations, with applications to XML/HTML
authoring and literate Scheme and XML programming.
Topsl (The Online Psychology Survey Language) is a programming language designed to make it easy to write sophisticated Web-based surveys. It features integrated support for longitudinal studies and arbitrary branching and looping on longitudinal data.