diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..536b6bf
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,25 @@
+BASENAMES=$(patsubst Sources/%.sfd,%,$(wildcard Sources/*.sfd))
+TTF_FILES=$(patsubst %,%.ttf,$(BASENAMES))
+TTF_HINTED_FILES=$(patsubst %,%-autohint.ttf,$(BASENAMES))
+OTF_FILES=$(patsubst %,OTF/%.otf,$(BASENAMES))
+
+all: zip
+
+OTF/%.otf %.ttf: Sources/%.sfd
+	./validate-generate.sh $*
+
+%-autohint.ttf: %.ttf
+	# TODO determine perfect parameters
+	ttfautohint $< $@
+
+.PHONY: install clean zip
+install: $(TTF_FILES)
+	cp $^ ~/.fonts/
+	fc-cache -f
+
+zip: $(TTF_FILES) $(TTF_HINTED_FILES) $(OTF_FILES)
+	zip CosmicSansNeueMono.zip OFL.txt README.md $^
+
+clean:
+	rm $(TTF_FILES) $(TTF_HINTED_FILES) $(OTF_FILES)
+
diff --git a/validate-generate.sh b/validate-generate.sh
new file mode 100755
index 0000000..d754068
--- /dev/null
+++ b/validate-generate.sh
@@ -0,0 +1,40 @@
+#!/bin/bash
+
+basename=$1
+ttf="${basename}.ttf"
+otf="OTF/${basename}.otf"
+
+echo -e "\e[1;37mGenerating ${basename}... \e[0m"
+
+if [ -f "$ttf" ]; then
+  rm "$ttf"
+fi
+
+if [ -f "$otf" ]; then
+  rm "$otf"
+fi
+
+fontforge -lang=py -script - <<EOF
+import fontforge;
+
+font = fontforge.open("Sources/${basename}.sfd");
+
+bitmask = font.validate();
+if bitmask != 0:
+  exit(42);
+
+font.generate("${basename}.ttf");
+font.generate("OTF/${basename}.otf");
+EOF
+
+error=$?
+if [ "x$error" != "x0" ]; then
+  echo -e "\e[1;31mError in ${basename}.\e[0m"
+  if [ "x$error" = "x42" ]; then
+    echo "Font ${basename}.sfd is not valid"
+  fi
+else
+  echo -e "\e[1;32m${basename} OK.\e[0m"
+fi
+
+exit $error
diff --git a/zip.sh b/zip.sh
deleted file mode 100755
index ce039ab..0000000
--- a/zip.sh
+++ /dev/null
@@ -1,5 +0,0 @@
-#!/bin/sh
-
-zip CosmicSansNeueMono.zip OFL.txt README.md CosmicSansNeueMono.ttf CosmicSansNeueMonoBold.ttf OTF/CosmicSansNeueMonoBold.otf OTF/CosmicSansNeueMono.otf Sources/CosmicSansNeueMono.sfd Sources/CosmicSansNeueMonoBold.sfd
-
-