diff --git a/LICENSE.txt b/LICENSE.txt
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--- /dev/null
+++ b/LICENSE.txt
@@ -0,0 +1,21 @@
+The MIT License (MIT)
+
+Copyright (c) 2014 Antonio Maiorano
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
\ No newline at end of file
diff --git a/README.md b/README.md
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+# nes-disasm
+
+A command line disassembler for NES roms written in C++
+
+# Example
+
+    > nes-disasm "roms\Donkey Kong (JU).nes"
+
+Output:
+
+    ; nes-disasm - Disassembler for NES roms
+    ; Author: Antonio Maiorano (amaiorano at gmail dot com)
+    ; Source code available at http://github.com/amaiorano/nes-disasm/
+    
+    ; Input file: roms\Donkey Kong (JU).nes
+    ; PRG ROM size: 16384 bytes
+    ; CHR ROM size: 8192 bytes
+    ; Mapper number: 0
+    ; Has SRAM: no
+    
+    $8000	207006 	JSR $0670
+    $8003	00   	BRK 
+    $8004	206406 	JSR $0664
+    $8007	00   	BRK 
+    $8008	207806 	JSR $0678
+    $800B	00   	BRK 
+    $800C	20B704 	JSR $04B7
+    $800F	00   	BRK 
+    $8010	20BC01 	JSR $01BC
+    $8013	00   	BRK 
+    $8014	0108  	ORA ($08,X)
+    $8016	08  	.byte $02
+    $8017	08   	PHP 
+    $8018	00  	.byte $02
+    $8019	00   	BRK 
+    $801A	0501  	ORA $01
+    $801C	00   	BRK 
+    ...