diff --git a/COPYING.zlib b/COPYING.zlib
new file mode 100644
index 0000000..480c61e
--- /dev/null
+++ b/COPYING.zlib
@@ -0,0 +1,15 @@
+This software is provided 'as-is', without any express or implied
+warranty.  In no event will the authors be held liable for any damages
+arising from the use of this software.
+
+Permission is granted to anyone to use this software for any purpose,
+including commercial applications, and to alter it and redistribute it
+freely, subject to the following restrictions:
+
+1. The origin of this software must not be misrepresented; you must not
+   claim that you wrote the original software. If you use this software
+   in a product, an acknowledgment in the product documentation would be
+   appreciated but is not required.
+2. Altered source versions must be plainly marked as such, and must not be
+   misrepresented as being the original software.
+3. This notice may not be removed or altered from any source distribution.
diff --git a/README.md b/README.md
index 267f441..843a998 100644
--- a/README.md
+++ b/README.md
@@ -2,9 +2,9 @@
 
 Personal scratch pad for various VGM extraction/transformation projects.
 
-Tools that are used in scripts are ususally included in-tree and may be out of date or augmented from their upstream versions.
+Tools that are used in scripts are usually included in-tree and may be out of date or augmented from their upstream versions.
 
-Licenses should be specified per project.
+All original code is Zlib licensed (see COPYING.zlib for details), other copyrights will be specified where appropriate.
 
 This repository is in a constant state of flux and things may not work or compile at any one time, you may want to look at the [Releases](https://github.com/ScrelliCopter/VGM-Tools/releases) tab for snapshots of the repository that may prove more useful.
 
diff --git a/neotools/neoadpcmextract.c b/neotools/neoadpcmextract.c
index 67fb669..93b7ffb 100644
--- a/neotools/neoadpcmextract.c
+++ b/neotools/neoadpcmextract.c
@@ -1,22 +1,4 @@
-/* neoadpcmextract.c
-  Copyright (C) 2017, 2019, 2020 Nicholas Curtis
-
-  This software is provided 'as-is', without any express or implied
-  warranty.  In no event will the authors be held liable for any damages
-  arising from the use of this software.
-
-  Permission is granted to anyone to use this software for any purpose,
-  including commercial applications, and to alter it and redistribute it
-  freely, subject to the following restrictions:
-
-  1. The origin of this software must not be misrepresented; you must not
-     claim that you wrote the original software. If you use this software
-     in a product, an acknowledgment in the product documentation would be
-     appreciated but is not required.
-  2. Altered source versions must be plainly marked as such, and must not be
-     misrepresented as being the original software.
-  3. This notice may not be removed or altered from any source distribution.
-*/
+/* neoadpcmextract.c (C) 2017, 2019, 2020 a dinosaur (zlib) */
 
 #include "neoadpcmextract.h"
 #include <stdlib.h>
diff --git a/spctools/ripsamples.py b/spctools/ripsamples.py
index bc7021b..5249b09 100755
--- a/spctools/ripsamples.py
+++ b/spctools/ripsamples.py
@@ -1,26 +1,7 @@
 #!/usr/bin/env python3
 
-''' ripsamples.py -- a python script for mass extracting samples from SPC files.
-
-  Copyright (C) 2018 Nicholas Curtis (a_dinosaur)
-
-  This software is provided 'as-is', without any express or implied
-  warranty.  In no event will the authors be held liable for any damages
-  arising from the use of this software.
-
-  Permission is granted to anyone to use this software for any purpose,
-  including commercial applications, and to alter it and redistribute it
-  freely, subject to the following restrictions:
-
-  1. The origin of this software must not be misrepresented; you must not
-     claim that you wrote the original software. If you use this software
-     in a product, an acknowledgment in the product documentation would be
-     appreciated but is not required.
-  2. Altered source versions must be plainly marked as such, and must not be
-     misrepresented as being the original software.
-  3. This notice may not be removed or altered from any source distribution.
-
-'''
+# ripsamples.py -- a python script for mass extracting samples from SPC files.
+# (C) 2018 neoadpcmextract.c (C) 2018 a dinosaur (zlib)
 
 import os
 import subprocess