diff --git a/externals/Makefile b/externals/Makefile
index 1eb1312d04479429483a2ae7f10e8ead571e2509..70dcd0f62493c162e01911386c20a37c3cfebb15 100644
--- a/externals/Makefile
+++ b/externals/Makefile
@@ -128,7 +128,7 @@ CXXFLAGS = $(CFLAGS)
 #
 # WARNING!  this MUST be all on one line because the automatic package
 # building scripts rely on it being that way.
-LIB_TARGETS = adaptive arraysize bassemu boids bsaylor comport creb cxc cyclone earplug ekext ext13 fftease freeverb ggee hcs iem_ambi iem_bin_ambi iemlib iemgui iemguts iem_adaptfilt iemmatrix iemxmlrpc iem_delay iem_roomsim iem_spec2 iem_tab jasch_lib loaders-hexloader loaders-libdir lyonpotpourri mapping markex maxlib mjlib moocow moonlib motex mrpeach oscx pan pdcontainer pddp pdogg plugin pmpd sigpack smlib tof unauthorized vbap windowing zexy flext
+LIB_TARGETS = adaptive arraysize autotune bassemu boids bsaylor comport creb cxc cyclone earplug ekext ext13 fftease freeverb ggee hcs iem_ambi iem_bin_ambi iemlib iemgui iemguts iem_adaptfilt iemmatrix iemxmlrpc iem_delay iem_roomsim iem_spec2 iem_tab jasch_lib loaders-hexloader loaders-libdir lyonpotpourri mapping markex maxlib mjlib moocow moonlib motex mrpeach oscx pan pdcontainer pddp pdogg plugin pmpd sigpack smlib tof unauthorized vbap windowing zexy flext
 
 # DISABLED: flatgui
 
@@ -305,6 +305,19 @@ apple_install:
 apple_clean:
 	make -C $(externals_src)/apple clean
 
+#------------------------------------------------------------------------------#
+# AUTOTUNE
+autotune:
+	make -C $(externals_src)/autotune PD_PATH=$(pd_src) CFLAGS="$(CFLAGS)"
+
+autotune_install:
+	make -C $(externals_src)/autotune DESTDIR="$(DESTDIR)" \
+		objectsdir="$(objectsdir)" install
+	install -p $(externals_src)/autotune/autotune_scale_warp.png \
+		$(DESTDIR)/$(objectsdir)/images
+
+autotune_clean:
+	make -C $(externals_src)/autotune clean
 
 #------------------------------------------------------------------------------#
 # ARRAYSIZE
diff --git a/externals/autotune/LICENSE.txt b/externals/autotune/LICENSE.txt
new file mode 100644
index 0000000000000000000000000000000000000000..118c0f6adb28943c75323e0a42dc2a775814e2fd
--- /dev/null
+++ b/externals/autotune/LICENSE.txt
@@ -0,0 +1,13 @@
+ This program is free software; you can redistribute it and/or modify        
+ it under the terms of the GNU General Public License as published by        
+ the Free Software Foundation; either version 2 of the License, or           
+ (at your option) any later version.                                         
+ 
+ This program is distributed in the hope that it will be useful,             
+ but WITHOUT ANY WARRANTY; without even the implied warranty of              
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the               
+ GNU General Public License for more details.                                
+ 
+ You should have received a copy of the GNU General Public License           
+ along with this program; if not, write to the Free Software                 
+ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.  
diff --git a/l2ork_addons/autotune/Makefile b/externals/autotune/Makefile
similarity index 100%
rename from l2ork_addons/autotune/Makefile
rename to externals/autotune/Makefile
diff --git a/externals/autotune/README.txt b/externals/autotune/README.txt
new file mode 100644
index 0000000000000000000000000000000000000000..d79e24368ba1cf0e216caf55d187e8bcb5213775
--- /dev/null
+++ b/externals/autotune/README.txt
@@ -0,0 +1,19 @@
+An auto-tuning PD External, based on 
+autotalent an auto-tuning LADSPA plugin and an older port by Maxus Germanus
+
+Free software by Thomas A. Baran.
+http://web.mit.edu/tbaran/www/autotune.html
+VERSION 0.2
+
+Ivica Ico Bukvic <ico.bukvic.net>
+VERSION 0.9.1
+changes:
+    *added ability to specify FFT size
+    *added ability to specify hop (window) size--requires further refinement
+     to allow for more nimble pitch readjustment
+    *added pull 2 value where pitch pull is relative to the closest pitch
+    *circumvented segfaults due to NANs--may require a better fix
+
+VERSION 0.9
+changes:
+    *compatible with the latest version of autotalent
diff --git a/l2ork_addons/autotune/autotune_scale_warp.png b/externals/autotune/autotune_scale_warp.png
similarity index 100%
rename from l2ork_addons/autotune/autotune_scale_warp.png
rename to externals/autotune/autotune_scale_warp.png
diff --git a/l2ork_addons/autotune/autotune~-help.pd b/externals/autotune/autotune~-help.pd
similarity index 100%
rename from l2ork_addons/autotune/autotune~-help.pd
rename to externals/autotune/autotune~-help.pd
diff --git a/externals/autotune/autotune~-meta.pd b/externals/autotune/autotune~-meta.pd
new file mode 100644
index 0000000000000000000000000000000000000000..af65af4ace5243963f70fa67d0023712e884a10b
--- /dev/null
+++ b/externals/autotune/autotune~-meta.pd
@@ -0,0 +1,8 @@
+#N canvas 671 360 200 200 10;
+#N canvas 603 108 420 300 META 1;
+#X text 10 25 AUTHOR Thomas A. Baran;
+#X text 10 10 VERSION 0.9.1;
+#X text 10 80 LICENSE GPL v2+;
+#X text 10 42 NAME autotune;
+#X text 10 62 DESCRIPTION an autotuning PD external;
+#X restore 10 10 pd META;
diff --git a/l2ork_addons/autotune/autotune~.c b/externals/autotune/autotune~.c
similarity index 92%
rename from l2ork_addons/autotune/autotune~.c
rename to externals/autotune/autotune~.c
index 506b883edab1ac284490bd6536a54cdf4a3372a4..71dc9343e037182561ea9041389821401f74b9fd 100644
--- a/l2ork_addons/autotune/autotune~.c
+++ b/externals/autotune/autotune~.c
@@ -1,41 +1,3 @@
-/* 
- autotune.c
- 
- An auto-tuning PD External, based on 
- autotalent an auto-tuning LADSPA plugin and an older port by Maxus Germanus
- 
- Free software by Thomas A. Baran.
- http://web.mit.edu/tbaran/www/autotune.html
- VERSION 0.2
-
- Ivica Ico Bukvic <ico.bukvic.net>
- VERSION 0.9.1
- changes:
-     *added ability to specify FFT size
-     *added ability to specify hop (window) size--requires further refinement
-      to allow for more nimble pitch readjustment
-     *added pull 2 value where pitch pull is relative to the closest pitch
-     *circumvented segfaults due to NANs--may require a better fix
-
- VERSION 0.9
- changes:
-     *compatible with the latest version of autotalent
- 
- This program is free software; you can redistribute it and/or modify        
- it under the terms of the GNU General Public License as published by        
- the Free Software Foundation; either version 2 of the License, or           
- (at your option) any later version.                                         
- 
- This program is distributed in the hope that it will be useful,             
- but WITHOUT ANY WARRANTY; without even the implied warranty of              
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the               
- GNU General Public License for more details.                                
- 
- You should have received a copy of the GNU General Public License           
- along with this program; if not, write to the Free Software                 
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.  
- */
-
 #include <stdlib.h>
 #include <stdio.h>
 #include <math.h>
diff --git a/l2ork_addons/tar_em_up.sh b/l2ork_addons/tar_em_up.sh
index b717a093d95e2bdd896aefadaee4aef92527bc6d..2dab71f8e6491dcd1d741ac9ef148f3f8e2ab6a8 100755
--- a/l2ork_addons/tar_em_up.sh
+++ b/l2ork_addons/tar_em_up.sh
@@ -337,13 +337,6 @@ then
 	cp -rf lib ../../packages/linux_make/build$inst_dir/lib/pd-l2ork/extra
 	cp -rf scores ../../packages/linux_make/build$inst_dir/lib/pd-l2ork/extra
 	cd ../
-	# install autotune~ plugin
-	cd autotune/
-	make
-	cp -f autotune~.pd_linux ../../packages/linux_make/build$inst_dir/lib/pd-l2ork/extra
-	cp -f autotune~-help.pd ../../packages/linux_make/build$inst_dir/lib/pd-l2ork/extra
-	cp -f autotune_scale_warp.png ../../packages/linux_make/build$inst_dir/lib/pd-l2ork/extra/images
-	cd ../
 	echo "done with l2ork addons."
 	cd ../
 	# finish install