There are 3 repositories under s1000d topic.
A set of small, free and open source software tools for manipulating S1000D data.
Provides support in SyncroSoft oXygenXML for working with S1000D XML files
Example S1000D publication produced with s1kd-tools and S1000D-XSL-Stylesheets
Notepad++ PythonScript interface for the s1kd-tools
A font with glyphs to support all of the ISO 8879:1986 XML Character Entities
S1000D Architecture on Asciidoc Lightweight Markup Language