Arg

Parsing of command line arguments.

Arg_helper

Decipher command line arguments of the form <value> | <key>=<value>,... (as used for example for the specification of inlining parameters varying by simplification round).

Array

Array operations.

ArrayLabels

Array operations.

Ast_helper

Helpers to produce Parsetree fragments

Ast_invariants

Check AST invariants

Ast_iterator

Ast_iterator.iterator allows to implement AST inspection using open recursion.

Ast_mapper

The interface of a -ppx rewriter

Asttypes

Auxiliary AST types used by parsetree and typedtree.

Attr_helper

Helpers for attributes

Bigarray

Large, multi-dimensional, numerical arrays.

Buffer

Extensible buffers.

Build_path_prefix_map
Builtin_attributes
Bytes

Byte sequence operations.

BytesLabels

Byte sequence operations.

Callback

Registering OCaml values with the C runtime.

CamlinternalFormat
CamlinternalFormatBasics
CamlinternalLazy

Run-time support for lazy values.

CamlinternalMod

Run-time support for recursive modules.

CamlinternalOO

Run-time support for objects and classes.

Ccomp
Char

Character operations.

Clflags

Command line flags

Complex

Complex numbers.

Condition

Condition variables to synchronize between threads.

Config
Consistbl
Depend

Module dependencies.

Digest

MD5 message digest.

Docstrings

Documentation comments

Dynlink

Dynamic loading of object files.

Ephemeron

Ephemerons and weak hash table

Event

First-class synchronous communication.

Filename

Operations on file names.

Float

Floating-point arithmetic

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.

Identifiable

Uniform interface for common data structures over various things.

Int32

32-bit integers.

Int64

64-bit integers.

Lazy

Deferred computations.

Lexer
Lexing

The run-time library for lexers generated by ocamllex.

List

List operations.

ListLabels

List operations.

Location

Source code locations (ranges of positions), used in parsetree.

Longident

Long identifiers, used in parsetree.

Map

Association tables over ordered types.

Marshal

Marshaling of data structures.

Misc
MoreLabels

Extra labeled libraries.

Mutex

Locks for mutual exclusion.

Nativeint

Processor-native integers.

Numbers

Modules about numbers, some of which satisfy Identifiable.S.

Obj

Operations on internal representations of values.

Oo

Operations on objects

Parse

Entry points in the parser

Parser
Parsetree

Abstract syntax tree produced by parsing

Parsing

The run-time library for parsers generated by ocamlyacc.

Pervasives

Pervasive operations.

Pparse

Driver for the parser, external preprocessors and ast plugin hooks

Pprintast
Printast
Printexc

Facilities for printing exceptions and inspecting current call stack.

Printf

Formatted output functions.

Profile

Compiler performance recording

Queue

First-in first-out queues.

Random

Pseudo-random number generators (PRNG).

Scanf

Formatted input functions.

Seq

Functional Iterators

Set

Sets over ordered types.

Simplif

Lambda simplification and lambda plugin hooks

Sort

Sorting and merging lists.

Spacetime

Profiling of a program's space behaviour over time.

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.

Strongly_connected_components

Kosaraju's algorithm for strongly connected components.

Syntaxerr

Auxiliary type for reporting syntax errors

Sys

System interface.

Targetint

Target processor-native integers.

Tbl
Terminfo
Thread

Lightweight threads.

ThreadUnix

Thread-compatible system calls.

Typemod

Type-checking of the module language and typed ast plugin hooks

Uchar

Unicode characters.

Unix

Interface to the Unix system.

UnixLabels

Interface to the Unix system.

Warnings
Weak

Arrays of weak pointers and hash sets of weak pointers.