diff --git a/.gitignore b/.gitignore
index 19be694..2307bc6 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,5 @@
 *.swp
 *.swo
 dist/
+img/
 node_modules
diff --git a/img/convert.sh b/img/convert.sh
new file mode 100755
index 0000000..0b40344
--- /dev/null
+++ b/img/convert.sh
@@ -0,0 +1,40 @@
+#!/bin/bash
+
+set -e
+
+function make_jpg {
+	if [ ! -f $2/$1 ]; then
+		echo "Converting $2/$1"
+		convert $1 -resize $2x$2 -quality 30 $2/$1
+	fi
+}
+
+function make_webp {
+	NAME="$(basename $1 .jpg).webp"
+	if [ ! -f $2/$NAME ]; then
+		echo "Converting $2/$NAME"
+		convert $1 -resize $2x$2 -quality 30 $2/$NAME
+	fi
+}
+
+for f in original/*.jpg; do
+	SUM=$(md5 < $f)
+	cp $f ${SUM}.jpg;
+	magick identify -format "{ \"src\": \"%f\", \"width\": %w, \"height\": %h },\n" ${SUM}.jpg >> new_data.json
+done
+
+for img in *.jpg; do
+	make_jpg $img 1600
+	make_jpg $img 1200
+	make_jpg $img 800
+	make_jpg $img 600
+	make_jpg $img 400
+	make_jpg $img 200
+
+	make_webp $img 1600
+	make_webp $img 1200
+	make_webp $img 800
+	make_webp $img 600
+	make_webp $img 400
+	make_webp $img 200
+done