Lua Standard Libraries
These are the built-in libraries of Lua 5.1
Plus documentation for lpeg and luafilesystem.
Modules
| coroutine | creating and controlling coroutines. | 
| debug | getting runtime debug information. | 
| global | Lua global functions. | 
| io | Reading and Writing Files. | 
| lfs | File and Directory manipulation | 
| lpeg | LPeg PEG pattern matching. | 
| math | standard mathematical functions. | 
| os | Operating System facilities like date, time and program execution. | 
| package | controlling how require finds packages. | 
	
| string | string operations like searching and matching. | 
| table | manipulating Lua tables. |