diff --git a/.gitattributes b/.gitattributes
new file mode 100644
index 0000000..75389a3
--- /dev/null
+++ b/.gitattributes
@@ -0,0 +1,6 @@
+*.md text eol=lf
+*.html text eol=lf
+*.yaml text eol=lf
+*.js text eol=lf
+*.scss text eol=lf
+*.json text eol=lf
diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..9ac8d64
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+/resources/_gen
\ No newline at end of file
diff --git a/LICENSE b/LICENSE
new file mode 100644
index 0000000..e4483e2
--- /dev/null
+++ b/LICENSE
@@ -0,0 +1,20 @@
+The MIT License (MIT)
+
+Copyright (c) 2021 YOUR_NAME_HERE
+
+Permission is hereby granted, free of charge, to any person obtaining a copy of
+this software and associated documentation files (the "Software"), to deal in
+the Software without restriction, including without limitation the rights to
+use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+the Software, and to permit persons to whom the Software is furnished to do so,
+subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
diff --git a/go.mod b/go.mod
new file mode 100644
index 0000000..71f4bc0
--- /dev/null
+++ b/go.mod
@@ -0,0 +1,4 @@
+module github.com/platenio/hugo-platen
+
+go 1.16
+
diff --git a/layouts/shortcodes/art.html b/layouts/shortcodes/art.html
new file mode 100644
index 0000000..c89e25f
--- /dev/null
+++ b/layouts/shortcodes/art.html
@@ -0,0 +1,42 @@
+{{- if .IsNamedParams -}}
+{{- $.Scratch.Set "src"  (.Get "src") -}}
+{{- $.Scratch.Set "alt" (.Get "alt") -}}
+{{- $.Scratch.Set "class"  (.Get "class") -}}
+{{- $.Scratch.Set "content_warning"  (.Get "content_warning") -}}
+{{- else -}}
+{{- $.Scratch.Set "src"  (.Get 0) -}}
+{{- $.Scratch.Set "alt" (.Get 1) -}}
+{{- $.Scratch.Set "class"  (.Get 2) -}}
+{{- $.Scratch.Set "content_warning"  (.Get 3) -}}
+{{- end -}}
+
+{{- $src             := $.Scratch.Get "src" -}}
+{{- $alt             := $.Scratch.Get "alt" | default nil -}}
+{{- $class           := $.Scratch.Get "class" | default "full" -}}
+{{- $content_warning := $.Scratch.Get "content_warning" | default false -}}
+{{- $caption         := .Inner | default nil -}}
+
+{{- if eq $alt nil -}}
+{{- if $.Site.Params.warnOnMissingAltText -}}
+{{- warnf (printf "Missing alt text for '%v'" $src) -}}
+{{- else -}}
+{{- errorf (printf "Missing alt text for '%v'" $src) -}}
+{{- end -}}
+{{- end -}}
+
+{{ if $content_warning }}
+<figure class="art {{ $class }}{{ if $content_warning }} content_warning{{ end }}">
+  <img src="{{ $src }}" alt="{{ $alt }}" class="content_warning">
+  {{- if ne $caption nil -}}
+  <figcaption>{{ $caption | markdownify }}</figcaption>
+  <button class="content_warning">{{ $content_warning }}</button>
+  {{- end -}}
+</figure>
+{{ else }}
+<figure class="art {{ $class }}">
+  <img src="{{ $src }}" alt="{{ $alt }}">
+  {{- if ne $caption nil -}}
+  <figcaption>{{ $caption | markdownify }}</figcaption>
+  {{- end -}}
+</figure>
+{{ end }}
\ No newline at end of file
diff --git a/layouts/shortcodes/detail.html b/layouts/shortcodes/detail.html
new file mode 100644
index 0000000..c8dd9c8
--- /dev/null
+++ b/layouts/shortcodes/detail.html
@@ -0,0 +1,16 @@
+{{- if .IsNamedParams -}}
+{{- $.Scratch.Set "class"  (.Get "class") -}}
+{{- $.Scratch.Set "title" (.Get "title") -}}
+{{- else -}}
+{{- $.Scratch.Set "class"  (.Get 0) -}}
+{{- $.Scratch.Set "title" (.Get 1) -}}
+{{- end -}}
+
+{{- $class   := $.Scratch.Get "class" -}}
+{{- $title  := $.Scratch.Get "title" -}}
+{{- $anchor := urlize $title -}}
+
+<details class="{{ $class }}">
+  <summary id="{{ $anchor }}">{{ $title }}</summary>
+  {{ .Inner | markdownify }}
+</details>
\ No newline at end of file
diff --git a/theme.yaml b/theme.yaml
new file mode 100644
index 0000000..a876c4f
--- /dev/null
+++ b/theme.yaml
@@ -0,0 +1,15 @@
+name: hugo-platen
+license: MIT
+licenselink: https://github.com/platenio/hugo-platen/blob/main/LICENSE
+description: 'Platen core theme for Hugo: build websites for digital tabletop games'
+homepage: http://example.com/
+tags: []
+features: []
+min_version: 0.87.0
+author:
+  name: Platen Cooperative
+  homepage: https://platen.io
+original:
+  name: 'hugo-book'
+  homepage: https://hugo-book-demo.netlify.app
+  repo: https://github.com/alex-shpak/hugo-book