LilyPond editor based on JEdit, implemented as a JEdit plugin. It is an edit mode and a feature rich plug-in, which provides tools for making LilyPond scores. Features include instant completion, error report, PDF preview.
ecleTeX is a Latex environment plugin for the Eclipse platform. It currently supports Latex project types, a mulltilanguage spellchecker, code highlighting, code completion, Build engines for latex bibtex pdf and ps a Bibtex view and a basic DVI viewer
...The tool suite will provide integrated support for writing screenplays and prose, and developing plot and character. The backend will support many target formats, including XML and PDF.
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Web based (PHP and MySQL) tool connects Databases to SVG files, merges to variable printed documents with recursion, imposition, and RDM features. Spools: SVGprint, Postscript (2,3), EPS (3), PDF (x/1a, 1.4), VIPP (4), PPML (VDX), VPS.