Index of types
Index of exceptions
Index of values
Index of modules
Index of module types

Arg
Parsing of command line arguments.
Arith_status
Flags that control rational arithmetic.
Array
Array operations.
ArrayLabels
Array operations.
Big_int
Operations on arbitrary-precision integers.
Bigarray
Large, multi-dimensional, numerical arrays.
Buffer
Extensible string buffers.
Callback
Registering Caml values with the C runtime.
CamlinternalOO
Run-time support for objects and classes.
Char
Character operations.
Complex
Complex numbers.
Condition
Condition variables to synchronize between threads.
Dbm
Interface to the NDBM database.
Digest
MD5 message digest.
Dynlink
Dynamic loading of bytecode object files.
Event
First-class synchronous communication.
Filename
Operations on file names.
Format
Pretty printing.
Gc
Memory management control and statistics; finalised values.
Genlex
A generic lexical analyzer.
Graphics
Machine-independent graphics primitives.
GraphicsX11
Additional graphics primitives for the X Windows system.
Hashtbl
Hash tables and hash functions.
Int32
32-bit integers.
Int64
64-bit integers.
Lazy
Deferred computations.
Lexing
The run-time library for lexers generated by ocamllex.
List
List operations.
ListLabels
List operations.
Map
Association tables over ordered types.
Marshal
Marshaling of data structures.
MoreLabels
Extra labeled libraries.
Mutex
Locks for mutual exclusion.
Nativeint
Processor-native integers.
Num
Operation on arbitrary-precision numbers.
Obj
Operations on internal representations of values.
Oo
Operations on objects
Parsing
The run-time library for parsers generated by ocamlyacc.
Pervasives
The initially opened module.
Printexc
Facilities for printing exceptions.
Printf
Formatted output functions.
Queue
First-in first-out queues.
Random
Pseudo-random number generators (PRNG).
Scanf
Formatted input functions.
Set
Sets over ordered types.
Sort
Sorting and merging lists.
Stack
Last-in first-out stacks.
StdLabels
Standard labeled libraries.
Str
Regular expressions and high-level string processing
Stream
Streams and parsers.
String
String operations.
StringLabels
String operations.
Sys
System interface.
Thread
Lightweight threads for Posix 1003.1c and Win32.
ThreadUnix
Thread-compatible system calls.
Tk
Basic functions and types for LablTk
Unix
Interface to the Unix system
UnixLabels
Interface to the Unix system.
Weak
Arrays of weak pointers and hash tables of weak pointers.