The code repository has a GPL-v3 license. The repositories with help pages and examples have a CC-BY license. See details for diagrams you made with GroundForge: in short, what you made is yours.
This repository is part of a set. Please see https://github.com/d-bl/GroundForge#contribute-to-documentation
This content of this repository was previously part of the GroundForge repository. Separating help pages from the code allows more appropriate licenses.
The original repository keeps the original history of the pages in its context. The following script extracted the help pages.
rm -rf GroundForge-help
git clone --no-hardlinks GroundForge GroundForge-help
cd GroundForge-help
git filter-branch -f --tree-filter "rm -rf README.md .travis.yml build.sbt pom.xml project src toJS.* *.md *.html docs/*.html docs/*.md API _config.yml docs/API docs/css docs/images docs/js docs/_includes/README.md *.js colorpicker *.png target patterns images js debugD3js-v4 move-nodes docs/thumbs docs/D3jsForces thumbs .github/PULL* .github/ISSUE* tl wiki* docs/help/TesseLace-Index.* docs/_includes/tesselaceSample.html docs/help/Whiting-index.md css" --prune-empty HEAD
git reset --hard
git gc --aggressive
git prune