> For the complete documentation index, see [llms.txt](https://datapackhub.gitbook.io/custom-barrel-gui/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://datapackhub.gitbook.io/custom-barrel-gui/intoduction.md).

# Intoduction

If you use 1.20.4 and earlier versions, use [this guide](https://datapackhub.gitbook.io/custom-barrel-gui-up-to-1.20.4/).\
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If you use 1.20.5+ then use [this guide](https://datapackhub.gitbook.io/custom-barrel-gui-1.20.5+/).