diff --git a/README.md b/README.md
index 148faa9..2bca484 100644
--- a/README.md
+++ b/README.md
@@ -3,10 +3,10 @@
 multiplayer sandbox game i might work on
 
 ## Stack
- - OpenGL 1.1 (probably) on WGL/GLX/[GLFW](https://www.glfw.org/)
- - [Open Dynamics Engine](https://ode.org)
- - [zlib](https://zlib.net)
- - [Lua](https://lua.org)
- - [stb](https://github.com/nothings/stb)
- - [miniaudio](https://github.com/mackron/miniaudio)
- - [Premake5](https://premake.github.io)
\ No newline at end of file
+ - [Premake5](https://premake.github.io)
+
+## License
+
+Both NishBox and GoldFish are under Unlicense.
+
+Check /engine/COPYING and /engine/LICENSE for engine license-related stuffs.
diff --git a/COPYING b/engine/COPYING
similarity index 98%
rename from COPYING
rename to engine/COPYING
index 88afb14..1d072ae 100644
--- a/COPYING
+++ b/engine/COPYING
@@ -1,4 +1,4 @@
-NishBox itself is under the Unlicence - public-domain. See LICENSE for more
+GoldFish itself is under the Unlicence - public-domain. See LICENSE for more
 information.
 
 ---------------------------------------------------- Used/Integrated things ---
diff --git a/engine/LICENSE b/engine/LICENSE
new file mode 100644
index 0000000..68a49da
--- /dev/null
+++ b/engine/LICENSE
@@ -0,0 +1,24 @@
+This is free and unencumbered software released into the public domain.
+
+Anyone is free to copy, modify, publish, use, compile, sell, or
+distribute this software, either in source code form or as a compiled
+binary, for any purpose, commercial or non-commercial, and by any
+means.
+
+In jurisdictions that recognize copyright laws, the author or authors
+of this software dedicate any and all copyright interest in the
+software to the public domain. We make this dedication for the benefit
+of the public at large and to the detriment of our heirs and
+successors. We intend this dedication to be an overt act of
+relinquishment in perpetuity of all present and future rights to this
+software under copyright law.
+
+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 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.
+
+For more information, please refer to <http://unlicense.org/>
diff --git a/engine/README.md b/engine/README.md
new file mode 100644
index 0000000..7265983
--- /dev/null
+++ b/engine/README.md
@@ -0,0 +1,10 @@
+# GoldFish Engine
+
+## Stack
+ - OpenGL 1.1 (probably) on WGL/GLX/[GLFW](https://www.glfw.org/)
+ - [Open Dynamics Engine](https://ode.org)
+ - [zlib](https://zlib.net)
+ - [Lua](https://lua.org)
+ - [stb](https://github.com/nothings/stb)
+ - [miniaudio](https://github.com/mackron/miniaudio)
+ - [Premake5](https://premake.github.io)