diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..164c2c7
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+/webp/
diff --git a/generate_webp.zsh b/generate_webp.zsh
new file mode 100755
index 0000000..25cc47c
--- /dev/null
+++ b/generate_webp.zsh
@@ -0,0 +1,21 @@
+#!/usr/bin/env zsh
+# Generates trimmed WebP images from SVGs in svg/.
+# First argument is the size, default is to use the SVG size.
+
+setopt LOCAL_OPTIONS ERR_RETURN NO_UNSET PIPE_FAIL
+
+if ! type convert &> /dev/null; then
+    print -u2 "'convert' from imagemagick not found"
+    return 1
+fi
+
+local size=-1
+[[ ${ARGC} > 0 ]] && size=${1}
+
+print "generating WebP images in ${PWD}/webp …"
+mkdir -p webp
+for svg in svg/*.svg; do
+    local webp=${svg##*/}
+    webp=webp/${webp%.*}.webp
+    convert ${svg} -trim -resize ${size} -quality 100 -verbose ${webp}
+done