> For the complete documentation index, see [llms.txt](https://docs.gradientj.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.gradientj.com/boogie-by-gradientj.md).

# Boogie by GradientJ

Welcome to the Boogie App development platform! In this doc, we've gathered up tips and tutorials for all the features in the app so you have what you need to build the language model app you're envisioning.

### Sections

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[Prompt Engineering](/prompt-engineering/model-prompts.md)
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[Prompt Apps](/prompt-apps/app-builder.md)
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[Adding External Document Data](/adding-external-document-data/knowledge-bases-giving-our-prompts-files-and-urls.md)
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