# Enviornment

- [Globals](/impulse/enviornment/globals.md)
- [Impulse globals](/impulse/enviornment/globals/impulse-globals.md)
- [Lua globals](/impulse/enviornment/globals/lua-globals.md): The following is a list of functions and variables that are native to Lua. These functions can be used in a standard installation of Lua 5.1.4, though there are some differences in how some work.
- [Libraries](/impulse/enviornment/libraries.md)
- [Crypt](/impulse/enviornment/libraries/crypt.md)
- [Debug](/impulse/enviornment/libraries/debug.md)
- [File system](/impulse/enviornment/libraries/file-system.md)
- [Graphics](/impulse/enviornment/libraries/graphics.md)
- [Input](/impulse/enviornment/libraries/input.md)
- [Renderer](/impulse/enviornment/libraries/renderer.md)
- [Win32](/impulse/enviornment/libraries/win32.md)
