asn1
[application]
asn1ct
ASN.1 compiler and compile-time support functions
common_test
[application]
common_test_app
A framework for automated testing of any target nodes.
ct
Main user interface for the Common Test framework.
ct_cover
Common Test framework code coverage support module.
ct_ftp
FTP client module (based on the FTP application).
ct_hooks
A callback interface on top of Common Test.
ct_master
Distributed test execution control for Common Test.
ct_netconfc
NETCONF client module.
ct_property_test
EXPERIMENTAL support in Common Test for calling property-based tests.
ct_rpc
Common Test specific layer on Erlang/OTP rpc.
ct_slave
Common Test framework functions for starting and stopping nodes for Large-Scale Testing.
ct_snmp
Common Test user interface module for the SNMP application.
ct_ssh
SSH/SFTP client module.
ct_telnet
Common Test specific layer on top of Telnet client ct_telnet_client.erl
ct_testspec
Parsing of test specifications for Common Test.
unix_telnet
Callback module for ct_telnet, for connecting to a Telnet server on a UNIX host.
compiler
[application]
compile
Erlang Compiler
crypto
[application]
crypto
Crypto Functions
debugger
[application]
debugger
Erlang Debugger.
i
Debugger/Interpreter Interface.
int
Interpreter Interface.
dialyzer
[application]
dialyzer
Dialyzer, a DIscrepancy AnaLYZer for ERlang programs.
typer
Typer, a Type annotator for ERlang programs.
diameter
[application]
diameter
Main API of the diameter application.
diameter_app
Callback module of a Diameter application.
diameter_codec
Decode and encode of Diameter messages.
diameter_make
Diameter dictionary compilation.
diameter_sctp
Diameter transport over SCTP.
diameter_tcp
Diameter transport over TCP.
diameter_transport
Diameter transport interface.
edoc
[application]
eldap
[application]
eldap
LDAP Client
erl_docgen
[application]
docgen_xml_check
Validate XML documentation source code
erl_interface
[application]
ei
Routines for handling the Erlang binary term format.
ei_connect
Communicate with distributed Erlang.
erl_connect
Communicate with distributed Erlang.
erl_error
Error print routines.
erl_eterm
Functions for Erlang term construction.
erl_format
Create and match Erlang terms.
erl_global
Access globally registered names.
erl_malloc
Memory allocation functions.
erl_marshal
Encoding and decoding of Erlang terms.
registry
Store and back up key-value pairs.
erts
[application]
atomics
Atomic Functions
counters
Counter Functions
driver_entry
The driver-entry structure used by Erlang drivers.
erl_driver
API functions for an Erlang driver.
erl_nif
API functions for an Erlang NIF library.
erl_prim_loader
Low-level Erlang loader.
erl_tracer
Erlang tracer behavior.
erlang
The Erlang BIFs.
erts_alloc
An Erlang runtime system internal memory allocator library.
init
Coordination of system startup.
net
Network interface.
persistent_term
Persistent terms.
socket
Socket interface.
zlib
zlib compression interface.
et
[application]
et
Main API of the Event Trace (ET) application
et_collector
Collect trace events and provide a backing storage appropriate for iteration
et_selector
Define event transforms and trace patterns
et_viewer
Displays a sequence chart for trace events (messages/actions)
eunit
[application]
ftp
[application]
ftp
A File Transfer Protocol client.
hipe
[application]
inets
[application]
http_uri
URI utility module
httpc
An HTTP/1.1 client
httpd
HTTP server API
httpd_custom_api
Behaviour with optional callbacks to customize the inets HTTP server.
httpd_socket
Communication utility functions to be used by the Erlang web server API programmer.
httpd_util
Miscellaneous utility functions to be used when implementing Erlang web server API modules.
inets
The Inets services API.
mod_alias
URL aliasing.
mod_auth
User authentication using text files, Dets, or Mnesia database.
mod_esi
Erlang Server Interface
mod_security
Security Audit and Trailing Functionality
jinterface
[application]
jinterface
A Java communication tool to Erlang.
kernel
[application]
application
Generic OTP application functions
auth
Erlang network authentication server.
code
Erlang code server.
disk_log
A disk-based term logging facility.
erl_boot_server
Boot server for other Erlang machines.
erl_ddll
Dynamic driver loader and linker.
erl_epmd
Erlang interface towards epmd
erl_prim_loader_stub
Low Level Erlang Loader
erlang_stub
The Erlang BIFs
error_handler
Default system error handler.
error_logger
Erlang error logger.
file
File interface module.
gen_sctp
Functions for communicating with sockets using the SCTP protocol.
gen_tcp
Interface to TCP/IP sockets.
gen_udp
Interface to UDP sockets.
global
A global name registration facility.
global_group
Grouping nodes to global name registration groups.
heart
Heartbeat monitoring of an Erlang runtime system.
inet
Access to TCP/IP protocols.
inet_res
A rudimentary DNS client.
init_stub
Coordination of system startup.
logger
API module for Logger, the standard logging facility in Erlang/OTP.
logger_disk_log_h
A disk_log based handler for Logger
logger_filters
Filters to use with Logger.
logger_formatter
Default formatter for Logger.
logger_std_h
Standard handler for Logger.
net_adm
Various Erlang net administration routines.
net_kernel
Erlang networking kernel.
os
Operating system-specific functions.
pg2
Distributed named process groups.
rpc
Remote Procedure Call services.
seq_trace
Sequential tracing of messages.
user
Standard I/O server.
wrap_log_reader
A service to read internally formatted wrap disk logs.
zlib_stub
Zlib compression interface.
megaco
[application]
megaco
Main API of the Megaco application
megaco_codec_meas
This module implements a simple megaco codec measurement tool.
megaco_codec_mstone1
This module implements a simple megaco codec-based performance tool.
megaco_codec_mstone2
This module implements a simple megaco codec-based performance tool.
megaco_codec_transform
Megaco message transformation utility.
megaco_edist_compress
Megaco erlang dist compress behaviour.
megaco_encoder
Megaco encoder behaviour.
megaco_flex_scanner
Interface module to the flex scanner linked in driver.
megaco_tcp
Interface module to TPKT transport protocol for Megaco/H.248.
megaco_transport
Megaco transport behaviour.
megaco_udp
Interface module to UDP transport protocol for Megaco/H.248.
megaco_user
Callback module for users of the Megaco application
mnesia
[application]
mnesia
A distributed telecommunications DBMS
mnesia_frag_hash
Defines mnesia_frag_hash callback behavior
mnesia_registry
Dump support for registries in erl_interface.
observer
[application]
crashdump
A WxWidgets based tool for browsing Erlang crashdumps.
etop
Erlang Top is a tool for presenting information about Erlang processes similar to the information presented by "top" in UNIX.
observer
A GUI tool for observing an Erlang system.
ttb
A base for building trace tools for distributed systems.
odbc
[application]
odbc
Erlang ODBC application
os_mon
[application]
cpu_sup
A CPU Load and CPU Utilization Supervisor Process
disksup
A Disk Supervisor Process
memsup
A Memory Supervisor Process
nteventlog
Interface to Windows Event Log
os_sup
Interface to OS System Messages
parsetools
[application]
leex
Lexical analyzer generator for Erlang
yecc
LALR-1 Parser Generator
public_key
[application]
public_key
API module for public-key infrastructure.
reltool
[application]
reltool
Main API of the Reltool application
runtime_tools
[application]
dbg
The Text Based Trace Facility
dyntrace
Interface to dynamic tracing
erts_alloc_config
Configuration tool for erts_alloc
msacc
Convenience functions for microstate accounting
scheduler
Measure scheduler utilization
system_information
System Information
sasl
[application]
alarm_handler
An Alarm Handling Process
rb
The Report Browser Tool
release_handler
Unpacking and Installation of Release Packages
systools
A Set of Release Handling Tools
snmp
[application]
snmp
Interface functions to the SNMP toolkit
snmp_community_mib
Instrumentation Functions for SNMP-COMMUNITY-MIB
snmp_framework_mib
Instrumentation Functions for SNMP-FRAMEWORK-MIB
snmp_generic
Generic Functions for Implementing SNMP Objects in a Database
snmp_index
Abstract Data Type for SNMP Indexing
snmp_notification_mib
Instrumentation Functions for SNMP-NOTIFICATION-MIB
snmp_pdus
Encode and Decode Functions for SNMP PDUs
snmp_standard_mib
Instrumentation Functions for STANDARD-MIB and SNMPv2-MIB
snmp_target_mib
Instrumentation Functions for SNMP-TARGET-MIB
snmp_user_based_sm_mib
Instrumentation Functions for SNMP-USER-BASED-SM-MIB
snmp_view_based_acm_mib
Instrumentation Functions for SNMP-VIEW-BASED-ACM-MIB
snmpa
Interface Functions to the SNMP toolkit agent
snmpa_conf
Utility functions for handling the agent config files.
snmpa_discovery_handler
Behaviour module for the SNMP agent discovery handler.
snmpa_error
Functions for Reporting SNMP Errors
snmpa_error_io
Functions for Reporting SNMP Errors on stdio
snmpa_error_logger
Functions for Reporting SNMP Errors through the error_logger
snmpa_error_report
Behaviour module for reporting SNMP agent errors
snmpa_local_db
The SNMP built-in database
snmpa_mib_data
Behaviour module for the SNMP agent mib-server data module.
snmpa_mib_storage
Behaviour module for the SNMP agent mib storage.
snmpa_mpd
Message Processing and Dispatch module for the SNMP agent
snmpa_network_interface
Behaviour module for the SNMP agent network interface.
snmpa_network_interface_filter
Behaviour module for the SNMP agent network-interface filter.
snmpa_notification_delivery_info_receiver
Behaviour module for the SNMP agent notification delivery information receiver.
snmpa_notification_filter
Behaviour module for the SNMP agent notification filters.
snmpa_supervisor
A supervisor for the SNMP agent Processes
snmpc
Interface Functions to the SNMP toolkit MIB compiler
snmpm
Interface functions to the SNMP toolkit manager
snmpm_conf
Utility functions for handling the manager config files.
snmpm_mpd
Message Processing and Dispatch module for the SNMP manager
snmpm_network_interface
Behaviour module for the SNMP manager network interface.
snmpm_network_interface_filter
Behaviour module for the SNMP manager network-interface filter.
snmpm_user
Behaviour module for the SNMP manager user.
ssh
[application]
ssh
Main API of the ssh application
ssh_client_channel
-behaviour(ssh_client_channel). (Replaces ssh_channel)
ssh_client_key_api
-behaviour(ssh_client_key_api).
ssh_connection
This module provides API functions to send SSH Connection Protocol events to the other side of an SSH channel.
ssh_file
Default callback module for the clients and servers database operations in the ssh application
ssh_server_channel
-behaviour(ssh_server_channel). (Replaces ssh_daemon_channel)
ssh_server_key_api
-behaviour(ssh_server_key_api).
ssh_sftp
SFTP client.
ssh_sftpd
Specifies the channel process to handle an SFTP subsystem.
ssl
[application]
ssl
Interface Functions for Secure Socket Layer
ssl_crl_cache
CRL cache
ssl_crl_cache_api
API for a SSL/TLS CRL (Certificate Revocation List) cache.
ssl_session_cache_api
TLS session cache API
stdlib
[application]
array
Functional, extendible arrays.
base64
Provides base64 encode and decode, see RFC 2045.
beam_lib
An interface to the BEAM file format.
binary
Library for handling binary data.
c
Command interface module.
calendar
Local and universal time, day of the week, date and time conversions.
dets
A disk-based term storage.
dict
Key-value dictionary.
digraph
Directed graphs.
digraph_utils
Algorithms for directed graphs.
epp
An Erlang code preprocessor.
erl_anno
Abstract datatype for the annotations of the Erlang Compiler.
erl_eval
The Erlang meta interpreter.
erl_expand_records
Expands records in a module.
erl_id_trans
An identity parse transform.
erl_internal
Internal Erlang definitions.
erl_lint
The Erlang code linter.
erl_parse
The Erlang parser.
erl_pp
The Erlang pretty printer.
erl_scan
The Erlang token scanner.
erl_tar
Unix tar utility for reading and writing tar archives.
ets
Built-in term storage.
file_sorter
File sorter.
filelib
File utilities, such as wildcard matching of filenames.
filename
Filename manipulation functions.
gb_sets
General balanced trees.
gb_trees
General balanced trees.
gen_event
Generic event handling behavior.
gen_fsm
Deprecated and replaced by gen_statem
gen_server
Generic server behavior.
gen_statem
Generic state machine behavior.
io
Standard I/O server interface functions.
io_lib
I/O library functions.
lists
List processing functions.
log_mf_h
An event handler that logs events to disk.
maps
Maps processing functions.
math
Mathematical functions.
ms_transform
A parse transformation that translates fun syntax into match specifications.
orddict
Key-value dictionary as ordered list.
ordsets
Functions for manipulating sets as ordered lists.
pool
Load distribution facility.
proc_lib
Functions for asynchronous and synchronous start of processes adhering to the OTP design principles.
proplists
Support functions for property lists.
qlc
Query interface to Mnesia, ETS, Dets, and so on.
queue
Abstract data type for FIFO queues.
rand
Pseudo random number generation.
random
Pseudo-random number generation.
re
Perl-like regular expressions for Erlang.
sets
Functions for set manipulation.
shell
The Erlang shell.
shell_default
Customizing the Erlang environment.
slave
Functions for starting and controlling slave nodes.
sofs
Functions for manipulating sets of sets.
string
String processing functions.
supervisor
Generic supervisor behavior.
supervisor_bridge
Generic supervisor bridge behavior.
sys
A functional interface to system messages.
timer
Timer functions.
unicode
Functions for converting Unicode characters.
uri_string
URI processing functions.
win32reg
Provides access to the registry on Windows.
zip
Utility for reading and creating zip archives.
syntax_tools
[application]
tftp
[application]
tftp
Trivial FTP.
tools
[application]
cover
A Coverage Analysis Tool for Erlang
cprof
A simple Call Count Profiling Tool using breakpoints for minimal runtime performance impact.
eprof
A Time Profiling Tool for Erlang
erlang_mode
Erlang mode for Emacs
fprof
A Time Profiling Tool using trace to file for minimal runtime performance impact.
instrument
Analysis and Utility Functions for Instrumentation
lcnt
A runtime system Lock Profiling tool.
make
A Make Utility for Erlang
tags
Generate Emacs TAGS file from Erlang source files
xref
A Cross Reference Tool for analyzing dependencies between functions, modules, applications and releases.
wx
[application]
xmerl
[application]
xmerl_sax_parser
XML SAX parser API

user

(kernel)

Standard I/O server.

user is a server that responds to all messages defined in the I/O interface. The code in user.erl can be used as a model for building alternative I/O servers.