1diff --git a/LICENSE.txt b/LICENSE.txt
2new file mode 100644
3index 0000000..d73be60
4--- /dev/null
5+++ b/LICENSE.txt
6@@ -0,0 +1,56 @@
7+Copyright (c) 2019 Stepan Koltsov
8+
9+Permission is hereby granted, free of charge, to any person obtaining a copy
10+of this software and associated documentation files (the "Software"), to deal
11+in the Software without restriction, including without limitation the rights
12+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
13+copies of the Software, and to permit persons to whom the Software is
14+furnished to do so, subject to the following conditions:
15+
16+The above copyright notice and this permission notice shall be included in all
17+copies or substantial portions of the Software.
18+
19+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
20+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
21+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
22+IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
23+DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
24+OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE
25+OR OTHER DEALINGS IN THE SOFTWARE.
26+
27+-----
28+
29+The following applies to src/proto/google/
30+
31+Copyright 2008 Google Inc.  All rights reserved.
32+
33+Redistribution and use in source and binary forms, with or without
34+modification, are permitted provided that the following conditions are
35+met:
36+
37+    * Redistributions of source code must retain the above copyright
38+notice, this list of conditions and the following disclaimer.
39+    * Redistributions in binary form must reproduce the above
40+copyright notice, this list of conditions and the following disclaimer
41+in the documentation and/or other materials provided with the
42+distribution.
43+    * Neither the name of Google Inc. nor the names of its
44+contributors may be used to endorse or promote products derived from
45+this software without specific prior written permission.
46+
47+THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
48+"AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
49+LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
50+A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
51+OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
52+SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
53+LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
54+DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
55+THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
56+(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
57+OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
58+
59+Code generated by the Protocol Buffer compiler is owned by the owner
60+of the input file used when generating it.  This code is not
61+standalone and requires a support library to be linked with it.  This
62+support library is itself covered by the above license.
63