| alarm_handler | An Alarm Handling Process. | sasl-4.3 | 
| application | Generic OTP application functions. | kernel-10.3 | 
| argparse | Command line arguments parser. | stdlib-7.0 | 
| array | Functional, extendible arrays. | stdlib-7.0 | 
| asn1ct | ASN.1 compiler and compile-time support functions. | asn1-5.4 | 
| atomics | Atomic Functions. | erts-16.0 | 
| auth | Erlang network authentication server. | kernel-10.3 | 
| base64 | Provides base64 encode and decode, see. | stdlib-7.0 | 
| beam_lib | This module provides an interface to files created by the BEAM Compiler ("BEAM. | stdlib-7.0 | 
| binary | Library for handling binary data. | stdlib-7.0 | 
| c | Command line interface module. | stdlib-7.0 | 
| calendar | Local and universal time, day of the week, date and time conversions. | stdlib-7.0 | 
| cerl | Core Erlang abstract syntax trees. | compiler-9.0 | 
| cerl_clauses | Utility functions for Core Erlang case/receive clauses. | compiler-9.0 | 
| cerl_trees | Basic functions on Core Erlang abstract syntax trees. | compiler-9.0 | 
| code | Interface to the Erlang code server process. | kernel-10.3 | 
| compile | Erlang Compiler. | compiler-9.0 | 
| counters | Counter Functions. | erts-16.0 | 
| cover | A Coverage Analysis Tool for Erlang. | tools-4.1.2 | 
| cprof | A simple Call Count Profiling Tool using breakpoints for minimal runtime. | tools-4.1.2 | 
| cpu_sup | A CPU Load and CPU Utilization Supervisor Process. | os_mon-2.11 | 
| crashdump_viewer | A WxWidgets based tool for browsing Erlang crashdumps. | observer-2.18 | 
| crypto | Crypto Functions. | crypto-5.6 | 
| ct | Main user interface for the Common Testframework. | common_test-1.28 | 
| ct_cover | Common Testframework code coverage support module. | common_test-1.28 | 
| ct_ftp | FTP client module (based on the ftpapplication). | common_test-1.28 | 
| ct_hooks | A callback interface on top of Common Test. | common_test-1.28 | 
| ct_master | Distributed test execution control for Common Test. | common_test-1.28 | 
| ct_netconfc | NETCONF client module. | common_test-1.28 | 
| ct_property_test | Support in Common Test for running property-based tests. | common_test-1.28 | 
| ct_rpc | Common Testspecific layer on Erlang/OTPrpc. | common_test-1.28 | 
| ct_slave | Common Testframework functions for starting and stopping nodes for. | common_test-1.28 | 
| ct_snmp | Common Testuser interface module for theSNMPapplication. | common_test-1.28 | 
| ct_ssh | SSH/SFTP client module. | common_test-1.28 | 
| ct_suite | The following section describes the mandatory and optional test suite functions. | common_test-1.28 | 
| ct_telnet | Common Testspecific layer on top of Telnet clientct_telnet_client.erl. | common_test-1.28 | 
| ct_testspec | Parsing of test specifications for Common Test. | common_test-1.28 | 
| dbg | The Text Based Trace Facility. | runtime_tools-2.2 | 
| debugger | The Erlang Debugger for debugging and testing of Erlang programs. | debugger-6.0 | 
| dets | A disk-based term storage. | stdlib-7.0 | 
| dialyzer | Dialyzer is a DIscrepancy AnaLYZer for ERlang programs. | dialyzer-5.4 | 
| diameter | Main API of the diameter application. | diameter-2.5 | 
| diameter_app | Callback module of a Diameter application. | diameter-2.5 | 
| diameter_codec | Decode and encode of Diameter messages. | diameter-2.5 | 
| diameter_make | Diameter dictionary compilation. | diameter-2.5 | 
| diameter_sctp | Diameter transport over SCTP. | diameter-2.5 | 
| diameter_tcp | Diameter transport over TCP. | diameter-2.5 | 
| diameter_transport | Diameter transport interface. | diameter-2.5 | 
| dict | A Key-value dictionary. | stdlib-7.0 | 
| digraph | This module provides a version of labeled directed graphs ("digraphs"). | stdlib-7.0 | 
| digraph_utils | This module provides algorithms based on depth-first traversal of directed. | stdlib-7.0 | 
| disk_log | disk_logis a disk-based term logger that enables efficient logging of items. | kernel-10.3 | 
| disksup | A Disk Supervisor Process. | os_mon-2.11 | 
| dyntrace | Interface to dynamic tracing. | runtime_tools-2.2 | 
| edlin | Line and input interpretter for the erlang shell. | stdlib-7.0 | 
| edlin_expand | Shell expansion and formatting of expansion suggestions. | stdlib-7.0 | 
| edoc | EDoc - the Erlang program documentation generator. | edoc-1.4 | 
| edoc_doclet | Standard doclet module for EDoc. | edoc-1.4 | 
| edoc_doclet_chunks | Doclet generating standalone EEP-48 doc chunk files. | edoc-1.4 | 
| edoc_doclet_markdown | Doclet converting an edoc application to use EEP-59 and Markdown. | edoc-1.4 | 
| edoc_extract | EDoc documentation extraction. | edoc-1.4 | 
| edoc_html_to_markdown | This module can convert application/html+erlang style documentation to markdown. | edoc-1.4 | 
| edoc_layout | The standard HTML layout module for EDoc. See the edoc module for details on usage. | edoc-1.4 | 
| edoc_layout_chunks | Convert EDoc module documentation to an EEP-48docs_v1 chunk. | edoc-1.4 | 
| edoc_lib | Utility functions for EDoc. | edoc-1.4 | 
| edoc_run | Interface for calling EDoc from Erlang startup options. | edoc-1.4 | 
| eldap | LDAP Client. | eldap-1.2.15 | 
| epp | An Erlang code preprocessor. | stdlib-7.0 | 
| epp_dodger | Bypassing the Erlang preprocessor. | syntax_tools-4.0 | 
| eprof | A Time Profiling Tool for Erlang. | tools-4.1.2 | 
| erl_anno | Abstract datatype for the annotations of the Erlang Compiler. | stdlib-7.0 | 
| erl_boot_server | Boot server for other Erlang machines. | kernel-10.3 | 
| erl_comment_scan | Functions for reading comment lines from Erlang source code. | syntax_tools-4.0 | 
| erl_ddll | Dynamic driver loader and linker. | kernel-10.3 | 
| erl_debugger | Erlang debugger support (EXPERIMENTAL). | kernel-10.3 | 
| erl_epmd | Erlang interface towards epmd. | kernel-10.3 | 
| erl_error | This module provides functions for pretty-printing errors and exceptions. It is. | stdlib-7.0 | 
| erl_eval | The Erlang meta interpreter. | stdlib-7.0 | 
| erl_expand_records | This module expands records in a module. | stdlib-7.0 | 
| erl_features | This module contains functions for supporting features that can be. | stdlib-7.0 | 
| erl_id_trans | This module performs an identity parse transformation of Erlang code. | stdlib-7.0 | 
| erl_internal | Internal Erlang definitions. | stdlib-7.0 | 
| erl_lint | The Erlang code linter. | stdlib-7.0 | 
| erl_parse | This module is the basic Erlang parser that converts tokens into the abstract. | stdlib-7.0 | 
| erl_pp | The Erlang pretty printer. | stdlib-7.0 | 
| erl_prettypr | Pretty printing of abstract Erlang syntax trees. | syntax_tools-4.0 | 
| erl_prim_loader | The low-level Erlang loader. This module is used to load all Erlang modules into. | erts-16.0 | 
| erl_recomment | Inserting comments into abstract Erlang syntax trees. | syntax_tools-4.0 | 
| erl_scan | The Erlang token scanner. | stdlib-7.0 | 
| erl_syntax | Abstract Erlang syntax trees. | syntax_tools-4.0 | 
| erl_syntax_lib | Support library for abstract Erlang syntax trees. | syntax_tools-4.0 | 
| erl_tar | Unix 'tar' utility for reading and writing tar archives. | stdlib-7.0 | 
| erl_tracer | Erlang tracer behavior. | erts-16.0 | 
| erlang | The Erlang BIFs and predefined types. | erts-16.0 | 
| erpc | Enhanced Remote Procedure Call. | kernel-10.3 | 
| error_handler | Default system error handler. | kernel-10.3 | 
| error_logger | Erlang error logger. | kernel-10.3 | 
| escript | This module provides functions to create and inspect escripts. | stdlib-7.0 | 
| et | Main API of the Event Trace (ET) application. | et-1.7.2 | 
| et_collector | Collect trace events and provide a backing storage appropriate for iteration. | et-1.7.2 | 
| et_selector | Define event transforms and trace patterns. | et-1.7.2 | 
| et_viewer | Displays a sequence chart for trace events (messages/actions). | et-1.7.2 | 
| etop | Erlang Top is a tool for presenting information about Erlang processes similar. | observer-2.18 | 
| ets | Built-in term storage. | stdlib-7.0 | 
| eunit | This module is the main EUnit user interface. | eunit-2.10 | 
| eunit_surefire | Surefire reports for EUnit (Format used by Maven and Atlassian Bamboo for. | eunit-2.10 | 
| file | File interface module. | kernel-10.3 | 
| file_sorter | File sorter. | stdlib-7.0 | 
| filelib | File utilities, such as wildcard matching of filenames. | stdlib-7.0 | 
| filename | Filename manipulation functions. | stdlib-7.0 | 
| fprof | A Time Profiling Tool using trace to file for minimal runtime performance. | tools-4.1.2 | 
| ftp | A File Transfer Protocol client. | ftp-1.2.4 | 
| gb_sets | Sets represented by general balanced trees. | stdlib-7.0 | 
| gb_trees | General balanced trees. | stdlib-7.0 | 
| gen_event | Generic event handling behavior. | stdlib-7.0 | 
| gen_fsm | Deprecated and replaced by gen_statemin OTP 20. | stdlib-7.0 | 
| gen_sctp | Interface to SCTP sockets. | kernel-10.3 | 
| gen_server | Generic server behavior. | stdlib-7.0 | 
| gen_statem | Generic state machine behavior. | stdlib-7.0 | 
| gen_tcp | Interface to TCP/IP sockets. | kernel-10.3 | 
| gen_udp | Interface to UDP sockets. | kernel-10.3 | 
| gl | Erlang wrapper functions for OpenGL. | wx-2.5 | 
| global | A global name registration facility. | kernel-10.3 | 
| global_group | Grouping nodes to global name registration groups. | kernel-10.3 | 
| glu | Erlang wrapper functions for OpenGL. | wx-2.5 | 
| heart | Heartbeat monitoring of an Erlang runtime system. | kernel-10.3 | 
| http_uri | Old URI utility module, use uri_string instead. | inets-9.4 | 
| httpc | An HTTP/1.1 client. | inets-9.4 | 
| httpd | HTTP server API. | inets-9.4 | 
| httpd_custom_api | Behaviour with optional callbacks to customize the inets HTTP server. | inets-9.4 | 
| httpd_socket | Communication utility functions to be used by the Erlang web server API. | inets-9.4 | 
| httpd_util | Miscellaneous utility functions to be used when implementing Erlang web server. | inets-9.4 | 
| i | Debugger/Interpreter Interface. | debugger-6.0 | 
| inet | Access to Network protocols. | kernel-10.3 | 
| inet_res | A rudimentary DNS client. | kernel-10.3 | 
| inets | The Inets services API. | inets-9.4 | 
| init | Coordination of system startup. | erts-16.0 | 
| instrument | Analysis and Utility Functions for Instrumentation. | runtime_tools-2.2 | 
| int | Interpreter Interface. | debugger-6.0 | 
| io | Standard I/O server interface functions. | stdlib-7.0 | 
| io_lib | I/O library functions. | stdlib-7.0 | 
| json | A library for encoding and decoding JSON. | stdlib-7.0 | 
| lcnt | A runtime system Lock Profiling tool. | tools-4.1.2 | 
| leex | Lexical analyzer generator for Erlang. | parsetools-2.7 | 
| lists | List processing functions. | stdlib-7.0 | 
| log_mf_h | An event handler that logs events to disk. | stdlib-7.0 | 
| logger | API module for Logger, the standard logging facility in Erlang/OTP. | kernel-10.3 | 
| logger_disk_log_h | A disk_log based handler for Logger. | kernel-10.3 | 
| logger_filters | Filters to use with Logger. | kernel-10.3 | 
| logger_formatter | Default formatter for Logger. | kernel-10.3 | 
| logger_handler | logger_handler behavior module. | kernel-10.3 | 
| logger_std_h | Standard handler for Logger. | kernel-10.3 | 
| make | A Make Utility for Erlang. | tools-4.1.2 | 
| maps | Maps processing functions. | stdlib-7.0 | 
| math | Mathematical functions. | stdlib-7.0 | 
| megaco | Main API of the Megaco application. | megaco-4.8 | 
| megaco_codec_meas | This module implements a simple megaco codec measurement tool. | megaco-4.8 | 
| megaco_codec_mstone1 | This module implements a simple megaco codec-based performance tool. | megaco-4.8 | 
| megaco_codec_mstone2 | This module implements a simple megaco codec-based performance tool. | megaco-4.8 | 
| megaco_codec_transform | Megaco message transformation utility. | megaco-4.8 | 
| megaco_digit_map | Digit Map utility module. | megaco-4.8 | 
| megaco_edist_compress | Megaco erlang dist compress behaviour. | megaco-4.8 | 
| megaco_encoder | Megaco encoder behaviour. | megaco-4.8 | 
| megaco_flex_scanner | Interface module to the flex scanner linked in driver. | megaco-4.8 | 
| megaco_sdp | SDP utility module. | megaco-4.8 | 
| megaco_tcp | Interface module to TPKT transport protocol for Megaco/H.248. | megaco-4.8 | 
| megaco_transport | Megaco transport behaviour. | megaco-4.8 | 
| megaco_udp | Interface module to UDP transport protocol for Megaco/H.248. | megaco-4.8 | 
| megaco_user | Callback module for users of the Megaco application. | megaco-4.8 | 
| memsup | A Memory Supervisor Process. | os_mon-2.11 | 
| merl | Metaprogramming in Erlang. | syntax_tools-4.0 | 
| merl_transform | Parse transform for merl. | syntax_tools-4.0 | 
| mnesia | A distributed key-value DBMS. | mnesia-4.24 | 
| mnesia_frag_hash | Defines mnesia_frag_hash callback behavior. | mnesia-4.24 | 
| mnesia_registry | This module is deprecated and the functions should not be used. | mnesia-4.24 | 
| mod_alias | URL aliasing. | inets-9.4 | 
| mod_auth | User authentication using text files, Dets, or Mnesia database. | inets-9.4 | 
| mod_esi | Erlang Server Interface. | inets-9.4 | 
| mod_security | Security Audit and Trailing Functionality. | inets-9.4 | 
| ms_transform | <!--. | stdlib-7.0 | 
| msacc | Convenience functions for microstate accounting. | runtime_tools-2.2 | 
| net | Network interface. | kernel-10.3 | 
| net_adm | Various Erlang net administration routines. | kernel-10.3 | 
| net_kernel | Erlang networking kernel. | kernel-10.3 | 
| nteventlog | Interface to Windows Event Log. | os_mon-2.11 | 
| observer | A GUI tool for observing an Erlang system. | observer-2.18 | 
| odbc | Erlang ODBC application. | odbc-2.16 | 
| orddict | Key-value dictionary as ordered list. | stdlib-7.0 | 
| ordsets | Functions for manipulating sets as ordered lists. | stdlib-7.0 | 
| os | Operating system-specific functions. | kernel-10.3 | 
| os_sup | Interface to OS System Messages. | os_mon-2.11 | 
| peer | <!--. | stdlib-7.0 | 
| persistent_term | Persistent terms. | erts-16.0 | 
| pg | Distributed named process groups. | kernel-10.3 | 
| pool | Load distribution facility. | stdlib-7.0 | 
| prettypr | A generic pretty printer library. | syntax_tools-4.0 | 
| proc_lib | Functions for asynchronous and synchronous start of processes adhering to the. | stdlib-7.0 | 
| proplists | Support functions for property lists. | stdlib-7.0 | 
| public_key | API module for public-key infrastructure. | public_key-1.18 | 
| qlc | <!--. | stdlib-7.0 | 
| queue | Abstract data type for FIFO queues. | stdlib-7.0 | 
| rand | Pseudo random number generation. | stdlib-7.0 | 
| random | Pseudo-random number generation. | stdlib-7.0 | 
| rb | The Report Browser Tool. | sasl-4.3 | 
| re | <!--. | stdlib-7.0 | 
| release_handler | Unpacking and Installation of Release Packages. | sasl-4.3 | 
| reltool | Main API of the Reltool application. | reltool-1.0.2 | 
| rpc | Remote Procedure Call services. | kernel-10.3 | 
| scheduler | Measure scheduler utilization. | runtime_tools-2.2 | 
| seq_trace | Sequential tracing of information transfers. | kernel-10.3 | 
| sets | Sets are collections of elements with no duplicate elements. | stdlib-7.0 | 
| shell | <!--. | stdlib-7.0 | 
| shell_default | Customizing the Erlang environment. | stdlib-7.0 | 
| shell_docs | Functions used to render EEP-48 style documentation for a shell. | stdlib-7.0 | 
| slave | This module provides functions for starting Erlang slave nodes. | stdlib-7.0 | 
| snmp | Interface functions to the SNMP toolkit. | snmp-5.19 | 
| snmp_community_mib | Instrumentation Functions for SNMP-COMMUNITY-MIB. | snmp-5.19 | 
| snmp_framework_mib | Instrumentation Functions for SNMP-FRAMEWORK-MIB. | snmp-5.19 | 
| snmp_generic | Generic Functions for Implementing SNMP Objects in a Database. | snmp-5.19 | 
| snmp_index | Abstract Data Type for SNMP Indexing. | snmp-5.19 | 
| snmp_notification_mib | Instrumentation Functions for SNMP-NOTIFICATION-MIB. | snmp-5.19 | 
| snmp_pdus | Encode and Decode Functions for SNMP PDUs. | snmp-5.19 | 
| snmp_standard_mib | Instrumentation Functions for STANDARD-MIB and SNMPv2-MIB. | snmp-5.19 | 
| snmp_target_mib | Instrumentation Functions for SNMP-TARGET-MIB. | snmp-5.19 | 
| snmp_user_based_sm_mib | Instrumentation Functions for SNMP-USER-BASED-SM-MIB. | snmp-5.19 | 
| snmp_view_based_acm_mib | Instrumentation Functions for SNMP-VIEW-BASED-ACM-MIB. | snmp-5.19 | 
| snmpa | Interface Functions to the SNMP toolkit agent. | snmp-5.19 | 
| snmpa_conf | Utility functions for handling the agent config files. | snmp-5.19 | 
| snmpa_discovery_handler | Behaviour module for the SNMP agent discovery handler. | snmp-5.19 | 
| snmpa_error | Functions for Reporting SNMP Errors. | snmp-5.19 | 
| snmpa_error_io | Functions for Reporting SNMP Errors on stdio. | snmp-5.19 | 
| snmpa_error_logger | Functions for Reporting SNMP Errors through the error_logger. | snmp-5.19 | 
| snmpa_error_report | Behaviour module for reporting SNMP agent errors. | snmp-5.19 | 
| snmpa_local_db | The SNMP built-in database. | snmp-5.19 | 
| snmpa_mib_data | Behaviour module for the SNMP agent mib-server data module. | snmp-5.19 | 
| snmpa_mib_storage | Behaviour module for the SNMP agent mib storage. | snmp-5.19 | 
| snmpa_mpd | Message Processing and Dispatch module for the SNMP agent. | snmp-5.19 | 
| snmpa_network_interface | Behaviour module for the SNMP agent network interface. | snmp-5.19 | 
| snmpa_network_interface_filter | Behaviour module for the SNMP agent network-interface filter. | snmp-5.19 | 
| snmpa_notification_delivery_info_receiver | Behaviour module for the SNMP agent notification delivery information receiver. | snmp-5.19 | 
| snmpa_notification_filter | Behaviour module for the SNMP agent notification filters. | snmp-5.19 | 
| snmpa_supervisor | A supervisor for the SNMP agent Processes. | snmp-5.19 | 
| snmpc | Interface Functions to the SNMP toolkit MIB compiler. | snmp-5.19 | 
| snmpm | Interface functions to the SNMP toolkit manager. | snmp-5.19 | 
| snmpm_conf | Utility functions for handling the manager config files. | snmp-5.19 | 
| snmpm_mpd | Message Processing and Dispatch module for the SNMP manager. | snmp-5.19 | 
| snmpm_network_interface | Behaviour module for the SNMP manager network interface. | snmp-5.19 | 
| snmpm_network_interface_filter | Behaviour module for the SNMP manager network-interface filter. | snmp-5.19 | 
| snmpm_user | Behaviour module for the SNMP manager user. | snmp-5.19 | 
| socket | Socket interface. | kernel-10.3 | 
| sofs | <!--. | stdlib-7.0 | 
| ssh | Main API of the ssh application. | ssh-5.3 | 
| ssh_agent | Callback module for using an SSH agent instead of the default ssh_file callback. | ssh-5.3 | 
| ssh_client_channel | SSH services (clients and servers) are implemented as channels that are. | ssh-5.3 | 
| ssh_client_key_api | -behaviour(ssh_client_key_api). | ssh-5.3 | 
| ssh_connection | This module provides API functions to send SSH Connection Protocol events to the. | ssh-5.3 | 
| ssh_file | Default callback module for the client's and server's database operations in the. | ssh-5.3 | 
| ssh_server_channel | -behaviour(ssh_server_channel). (Replaces ssh_daemon_channel). | ssh-5.3 | 
| ssh_server_key_api | -behaviour(ssh_server_key_api). | ssh-5.3 | 
| ssh_sftp | SFTP client. | ssh-5.3 | 
| ssh_sftpd | Specifies the channel process to handle an SFTP subsystem. | ssh-5.3 | 
| ssl | Interface functions for TLS (Transport Layer Security). | ssl-11.3 | 
| ssl_crl_cache | CRL cache. | ssl-11.3 | 
| ssl_crl_cache_api | API for a TLS CRL (Certificate Revocation List) cache. | ssl-11.3 | 
| ssl_session_cache_api | TLS session cache API. | ssl-11.3 | 
| string | String processing functions. | stdlib-7.0 | 
| supervisor | Generic supervisor behavior. | stdlib-7.0 | 
| supervisor_bridge | Generic supervisor bridge behavior. | stdlib-7.0 | 
| sys | A functional interface to system messages. | stdlib-7.0 | 
| system_information | System Information. | runtime_tools-2.2 | 
| systools | A Set of Release Handling Tools. | sasl-4.3 | 
| tags | Generate Emacs TAGS file from Erlang source files. | tools-4.1.2 | 
| tftp | Trivial FTP. | tftp-1.2.3 | 
| tftp_logger | Trivial FTP logger. | tftp-1.2.3 | 
| timer | Timer functions. | stdlib-7.0 | 
| tprof | Process Tracing Profiling Tool. | tools-4.1.2 | 
| trace | The Erlang trace interface. | kernel-10.3 | 
| ttb | A base for building trace tools for distributed systems. | observer-2.18 | 
| unicode | Functions for converting Unicode characters. | stdlib-7.0 | 
| unix_telnet | Callback module for ct_telnet, for connecting to a Telnet server on a UNIX. | common_test-1.28 | 
| uri_string | URI processing functions. | stdlib-7.0 | 
| win32reg | Provides access to the registry on Windows. | stdlib-7.0 | 
| wrap_log_reader | A service to read internally formatted wrap disk logs. | kernel-10.3 | 
| wx | A port of wxWidgets. | wx-2.5 | 
| wxAcceleratorEntry | An object used by an application wishing to create an accelerator table (see wxAcceleratorTable). | wx-2.5 | 
| wxAcceleratorTable | An accelerator table allows the application to specify a table of keyboard shortcuts for. | wx-2.5 | 
| wxActivateEvent | An activate event is sent when a window or application is being activated or deactivated. | wx-2.5 | 
| wxArtProvider | wxArtProviderclass is used to customize the look of wxWidgets application. | wx-2.5 | 
| wxAuiDockArt | wxAuiDockArtis part of the wxAUI class framework. | wx-2.5 | 
| wxAuiManager | wxAuiManageris the central class of the wxAUI class framework. | wx-2.5 | 
| wxAuiManagerEvent | Event used to indicate various actions taken with wxAuiManager. | wx-2.5 | 
| wxAuiNotebook | wxAuiNotebookis part of the wxAUI class framework, which represents a notebook. | wx-2.5 | 
| wxAuiNotebookEvent | This class is used by the events generated by wxAuiNotebook. | wx-2.5 | 
| wxAuiPaneInfo | wxAuiPaneInfois part of the wxAUI class framework. | wx-2.5 | 
| wxAuiSimpleTabArt | Another standard tab art provider for wxAuiNotebook. | wx-2.5 | 
| wxAuiTabArt | Tab art provider defines all the drawing functions used by wxAuiNotebook. | wx-2.5 | 
| wxBitmap | This class encapsulates the concept of a platform-dependent bitmap, either monochrome or. | wx-2.5 | 
| wxBitmapButton | A bitmap button is a control that contains a bitmap. | wx-2.5 | 
| wxBitmapDataObject | wxBitmapDataObjectis a specialization ofwxDataObjectfor bitmap data. | wx-2.5 | 
| wxBookCtrlBase | A book control is a convenient way of displaying multiple pages of information, displayed. | wx-2.5 | 
| wxBookCtrlEvent | This class represents the events generated by book controls ( wxNotebook,wxListbook,wxChoicebook,wxTreebook,wxAuiNotebook). | wx-2.5 | 
| wxBoxSizer | The basic idea behind a box sizer is that windows will most often be laid out in rather. | wx-2.5 | 
| wxBrush | A brush is a drawing tool for filling in areas. | wx-2.5 | 
| wxBufferedDC | This class provides a simple way to avoid flicker: when drawing on it, everything is in. | wx-2.5 | 
| wxBufferedPaintDC | This is a subclass of wxBufferedDCwhich can be used inside of anEVT\_PAINT(). | wx-2.5 | 
| wxButton | A button is a control that contains a text string, and is one of the most common elements. | wx-2.5 | 
| wxCalendarCtrl | The calendar control allows the user to pick a date. | wx-2.5 | 
| wxCalendarDateAttr | wxCalendarDateAttris a custom attributes for a calendar date. | wx-2.5 | 
| wxCalendarEvent | The wxCalendarEventclass is used together withwxCalendarCtrl. | wx-2.5 | 
| wxCaret | A caret is a blinking cursor showing the position where the typed text will appear. | wx-2.5 | 
| wxCheckBox | A checkbox is a labelled box which by default is either on (checkmark is visible) or off. | wx-2.5 | 
| wxCheckListBox | A wxCheckListBoxis like awxListBox, but allows items to be checked or. | wx-2.5 | 
| wxChildFocusEvent | A child focus event is sent to a (parent-)window when one of its child windows gains. | wx-2.5 | 
| wxChoice | A choice item is used to select one of a list of strings. | wx-2.5 | 
| wxChoicebook | wxChoicebookis a class similar towxNotebook, but uses awxChoicecontrol to. | wx-2.5 | 
| wxClientDC | wxClientDCis primarily useful for obtaining information about the window from. | wx-2.5 | 
| wxClipboard | A class for manipulating the clipboard. | wx-2.5 | 
| wxClipboardTextEvent | This class represents the events generated by a control (typically a wxTextCtrlbut. | wx-2.5 | 
| wxCloseEvent | This event class contains information about window and session close events. | wx-2.5 | 
| wxColourData | This class holds a variety of information related to colour dialogs. | wx-2.5 | 
| wxColourDialog | This class represents the colour chooser dialog. | wx-2.5 | 
| wxColourPickerCtrl | This control allows the user to select a colour. | wx-2.5 | 
| wxColourPickerEvent | This event class is used for the events generated by wxColourPickerCtrl. | wx-2.5 | 
| wxComboBox | A combobox is like a combination of an edit control and a listbox. | wx-2.5 | 
| wxCommandEvent | This event class contains information about command events, which originate from a. | wx-2.5 | 
| wxContextMenuEvent | This class is used for context menu events, sent to give the application a chance to show. | wx-2.5 | 
| wxControl | This is the base class for a control or "widget". | wx-2.5 | 
| wxControlWithItems | This is convenience class that derives from both wxControlandwxItemContainer(not. | wx-2.5 | 
| wxCursor | A cursor is a small bitmap usually used for denoting where the mouse pointer is, with a. | wx-2.5 | 
| wxDC | A wxDCis a"device context"onto which graphics and text can be drawn. | wx-2.5 | 
| wxDCOverlay | Connects an overlay with a drawing DC. | wx-2.5 | 
| wxDataObject | A wxDataObjectrepresents data that can be copied to or from the clipboard, or. | wx-2.5 | 
| wxDateEvent | This event class holds information about a date change and is used together with wxDatePickerCtrl. | wx-2.5 | 
| wxDatePickerCtrl | This control allows the user to select a date. | wx-2.5 | 
| wxDialog | A dialog box is a window with a title bar and sometimes a system menu, which can be moved. | wx-2.5 | 
| wxDirDialog | This class represents the directory chooser dialog. | wx-2.5 | 
| wxDirPickerCtrl | This control allows the user to select a directory. | wx-2.5 | 
| wxDisplay | Determines the sizes and locations of displays connected to the system. | wx-2.5 | 
| wxDisplayChangedEvent | A display changed event is sent to top-level windows when the display resolution has. | wx-2.5 | 
| wxDropFilesEvent | This class is used for drop files events, that is, when files have been dropped onto the. | wx-2.5 | 
| wxEraseEvent | An erase event is sent when a window's background needs to be repainted. | wx-2.5 | 
| wxEvent | An event is a structure holding information about an event passed to a callback or member. | wx-2.5 | 
| wxEvtHandler | The Event handler. | wx-2.5 | 
| wxFileDataObject | wxFileDataObjectis a specialization ofwxDataObjectfor file names. | wx-2.5 | 
| wxFileDialog | This class represents the file chooser dialog. | wx-2.5 | 
| wxFileDirPickerEvent | This event class is used for the events generated by wxFilePickerCtrland bywxDirPickerCtrl. | wx-2.5 | 
| wxFilePickerCtrl | This control allows the user to select a file. | wx-2.5 | 
| wxFindReplaceData | wxFindReplaceDataholds the data forwxFindReplaceDialog. | wx-2.5 | 
| wxFindReplaceDialog | wxFindReplaceDialogis a standard modeless dialog which is used to allow the user to. | wx-2.5 | 
| wxFlexGridSizer | A flex grid sizer is a sizer which lays out its children in a two-dimensional table with. | wx-2.5 | 
| wxFocusEvent | A focus event is sent when a window's focus changes. | wx-2.5 | 
| wxFont | A font is an object which determines the appearance of text. | wx-2.5 | 
| wxFontData | This class holds a variety of information related to font dialogs. | wx-2.5 | 
| wxFontDialog | This class represents the font chooser dialog. | wx-2.5 | 
| wxFontPickerCtrl | This control allows the user to select a font. | wx-2.5 | 
| wxFontPickerEvent | This event class is used for the events generated by wxFontPickerCtrl. | wx-2.5 | 
| wxFrame | A frame is a window whose size and position can (usually) be changed by the user. | wx-2.5 | 
| wxGBSizerItem | The wxGBSizerItemclass is used by thewxGridBagSizerfor tracking the items in. | wx-2.5 | 
| wxGCDC | wxGCDCis a device context that draws on awxGraphicsContext. | wx-2.5 | 
| wxGLCanvas | wxGLCanvasis a class for displaying OpenGL graphics. | wx-2.5 | 
| wxGLContext | An instance of a wxGLContextrepresents the state of an OpenGL state machine and the. | wx-2.5 | 
| wxGauge | A gauge is a horizontal or vertical bar which shows a quantity (often time). | wx-2.5 | 
| wxGenericDirCtrl | This control can be used to place a directory listing (with optional files) on an. | wx-2.5 | 
| wxGraphicsBrush | A wxGraphicsBrushis a native representation of a brush. | wx-2.5 | 
| wxGraphicsContext | A wxGraphicsContextinstance is the object that is drawn upon. | wx-2.5 | 
| wxGraphicsFont | A wxGraphicsFontis a native representation of a font. | wx-2.5 | 
| wxGraphicsGradientStops | Represents a collection of wxGraphicGradientStop values for use with. | wx-2.5 | 
| wxGraphicsMatrix | A wxGraphicsMatrixis a native representation of an affine matrix. | wx-2.5 | 
| wxGraphicsObject | This class is the superclass of native graphics objects like pens etc. | wx-2.5 | 
| wxGraphicsPath | A wxGraphicsPathis a native representation of a geometric path. | wx-2.5 | 
| wxGraphicsPen | A wxGraphicsPenis a native representation of a pen. | wx-2.5 | 
| wxGraphicsRenderer | A wxGraphicsRendereris the instance corresponding to the rendering engine used. | wx-2.5 | 
| wxGrid | wxGridand its related classes are used for displaying and editing tabular data. | wx-2.5 | 
| wxGridBagSizer | A wxSizerthat can lay out items in a virtual grid like awxFlexGridSizerbut in. | wx-2.5 | 
| wxGridCellAttr | This class can be used to alter the cells' appearance in the grid by changing their. | wx-2.5 | 
| wxGridCellBoolEditor | Grid cell editor for boolean data. | wx-2.5 | 
| wxGridCellBoolRenderer | This class may be used to format boolean data in a cell. | wx-2.5 | 
| wxGridCellChoiceEditor | Grid cell editor for string data providing the user a choice from a list of strings. | wx-2.5 | 
| wxGridCellEditor | This class is responsible for providing and manipulating the in-place edit controls for. | wx-2.5 | 
| wxGridCellFloatEditor | The editor for floating point numbers data. | wx-2.5 | 
| wxGridCellFloatRenderer | This class may be used to format floating point data in a cell. | wx-2.5 | 
| wxGridCellNumberEditor | Grid cell editor for numeric integer data. | wx-2.5 | 
| wxGridCellNumberRenderer | This class may be used to format integer data in a cell. | wx-2.5 | 
| wxGridCellRenderer | This class is responsible for actually drawing the cell in the grid. | wx-2.5 | 
| wxGridCellStringRenderer | This class may be used to format string data in a cell; it is the default for string. | wx-2.5 | 
| wxGridCellTextEditor | Grid cell editor for string/text data. | wx-2.5 | 
| wxGridEvent | This event class contains information about various grid events. | wx-2.5 | 
| wxGridSizer | A grid sizer is a sizer which lays out its children in a two-dimensional table with all. | wx-2.5 | 
| wxHelpEvent | A help event is sent when the user has requested context-sensitive help. | wx-2.5 | 
| wxHtmlEasyPrinting | This class provides very simple interface to printing architecture. | wx-2.5 | 
| wxHtmlLinkEvent | This event class is used for the events generated by wxHtmlWindow. | wx-2.5 | 
| wxHtmlWindow | wxHtmlWindowis probably the only class you will directly use unless you want to do. | wx-2.5 | 
| wxIcon | An icon is a small rectangular bitmap usually used for denoting a minimized application. | wx-2.5 | 
| wxIconBundle | This class contains multiple copies of an icon in different sizes. | wx-2.5 | 
| wxIconizeEvent | An event being sent when the frame is iconized (minimized) or restored. | wx-2.5 | 
| wxIdleEvent | This class is used for idle events, which are generated when the system becomes idle. | wx-2.5 | 
| wxImage | This class encapsulates a platform-independent image. | wx-2.5 | 
| wxImageList | A wxImageListcontains a list of images, which are stored in an unspecified form. | wx-2.5 | 
| wxInitDialogEvent | A wxInitDialogEventis sent as a dialog or panel is being initialised. | wx-2.5 | 
| wxJoystickEvent | This event class contains information about joystick events, particularly events received. | wx-2.5 | 
| wxKeyEvent | This event class contains information about key press and release events. | wx-2.5 | 
| wxLayoutAlgorithm | wxLayoutAlgorithmimplements layout of subwindows in MDI or SDI frames. | wx-2.5 | 
| wxListBox | A listbox is used to select one or more of a list of strings. | wx-2.5 | 
| wxListCtrl | A list control presents lists in a number of formats: list view, report view, icon view. | wx-2.5 | 
| wxListEvent | A list event holds information about events associated with wxListCtrlobjects. | wx-2.5 | 
| wxListItem | This class stores information about a wxListCtrlitem or column. | wx-2.5 | 
| wxListItemAttr | Functions for wxListItemAttr class. | wx-2.5 | 
| wxListView | This class currently simply presents a simpler to use interface for the wxListCtrl--. | wx-2.5 | 
| wxListbook | wxListbookis a class similar towxNotebookbut which uses awxListCtrlto. | wx-2.5 | 
| wxLocale | wxLocaleclass encapsulates all language-dependent settings and is a generalization. | wx-2.5 | 
| wxLogNull | This class allows you to temporarily suspend logging. | wx-2.5 | 
| wxMDIChildFrame | An MDI child frame is a frame that can only exist inside a wxMDIClientWindow, which. | wx-2.5 | 
| wxMDIClientWindow | An MDI client window is a child of wxMDIParentFrame, and manages zero or morewxMDIChildFrame. | wx-2.5 | 
| wxMDIParentFrame | An MDI (Multiple Document Interface) parent frame is a window which can contain MDI child. | wx-2.5 | 
| wxMask | This class encapsulates a monochrome mask bitmap, where the masked area is black and the. | wx-2.5 | 
| wxMaximizeEvent | An event being sent when a top level window is maximized. | wx-2.5 | 
| wxMemoryDC | A memory device context provides a means to draw graphics onto a bitmap. | wx-2.5 | 
| wxMenu | A menu is a popup (or pull down) list of items, one of which may be selected before the. | wx-2.5 | 
| wxMenuBar | A menu bar is a series of menus accessible from the top of a frame. | wx-2.5 | 
| wxMenuEvent | This class is used for a variety of menu-related events. | wx-2.5 | 
| wxMenuItem | A menu item represents an item in a menu. | wx-2.5 | 
| wxMessageDialog | This class represents a dialog that shows a single or multi-line message, with a choice. | wx-2.5 | 
| wxMiniFrame | A miniframe is a frame with a small title bar. | wx-2.5 | 
| wxMirrorDC | wxMirrorDCis a simple wrapper class which is always associated with a realwxDC. | wx-2.5 | 
| wxMouseCaptureChangedEvent | An mouse capture changed event is sent to a window that loses its mouse capture. | wx-2.5 | 
| wxMouseCaptureLostEvent | A mouse capture lost event is sent to a window that had obtained mouse capture, which was. | wx-2.5 | 
| wxMouseEvent | This event class contains information about the events generated by the mouse: they. | wx-2.5 | 
| wxMoveEvent | A move event holds information about window position change. | wx-2.5 | 
| wxMultiChoiceDialog | This class represents a dialog that shows a list of strings, and allows the user to. | wx-2.5 | 
| wxNavigationKeyEvent | This event class contains information about navigation events, generated by navigation. | wx-2.5 | 
| wxNotebook | This class represents a notebook control, which manages multiple windows with associated. | wx-2.5 | 
| wxNotificationMessage | This class allows showing the user a message non intrusively. | wx-2.5 | 
| wxNotifyEvent | This class is not used by the event handlers by itself, but is a base class for other. | wx-2.5 | 
| wxOverlay | Creates an overlay over an existing window, allowing for manipulations like. | wx-2.5 | 
| wxPageSetupDialog | This class represents the page setup common dialog. | wx-2.5 | 
| wxPageSetupDialogData | This class holds a variety of information related to wxPageSetupDialog. | wx-2.5 | 
| wxPaintDC | A wxPaintDCmust be constructed if an application wishes to paint on the client area. | wx-2.5 | 
| wxPaintEvent | A paint event is sent when a window's contents needs to be repainted. | wx-2.5 | 
| wxPalette | A palette is a table that maps pixel values to RGB colours. | wx-2.5 | 
| wxPaletteChangedEvent | Functions for wxPaletteChangedEvent class. | wx-2.5 | 
| wxPanel | A panel is a window on which controls are placed. | wx-2.5 | 
| wxPasswordEntryDialog | This class represents a dialog that requests a one-line password string from the user. | wx-2.5 | 
| wxPen | A pen is a drawing tool for drawing outlines. | wx-2.5 | 
| wxPickerBase | Base abstract class for all pickers which support an auxiliary text control. | wx-2.5 | 
| wxPopupTransientWindow | A wxPopupWindowwhich disappears automatically when the user clicks mouse outside it. | wx-2.5 | 
| wxPopupWindow | A special kind of top level window used for popup menus, combobox popups and such. | wx-2.5 | 
| wxPostScriptDC | This defines the wxWidgets Encapsulated PostScript device context, which can write. | wx-2.5 | 
| wxPreviewCanvas | A preview canvas is the default canvas used by the print preview system to display the. | wx-2.5 | 
| wxPreviewControlBar | This is the default implementation of the preview control bar, a panel with buttons and a. | wx-2.5 | 
| wxPreviewFrame | This class provides the default method of managing the print preview interface. | wx-2.5 | 
| wxPrintData | This class holds a variety of information related to printers and printer device. | wx-2.5 | 
| wxPrintDialog | This class represents the print and print setup common dialogs. | wx-2.5 | 
| wxPrintDialogData | This class holds information related to the visual characteristics of wxPrintDialog. | wx-2.5 | 
| wxPrintPreview | Objects of this class manage the print preview process. | wx-2.5 | 
| wxPrinter | This class represents the Windows or PostScript printer, and is the vehicle through which. | wx-2.5 | 
| wxPrintout | This class encapsulates the functionality of printing out an application document. | wx-2.5 | 
| wxProgressDialog | If supported by the platform this class will provide the platform's native progress. | wx-2.5 | 
| wxQueryNewPaletteEvent | Functions for wxQueryNewPaletteEvent class. | wx-2.5 | 
| wxRadioBox | A radio box item is used to select one of number of mutually exclusive choices. | wx-2.5 | 
| wxRadioButton | A radio button item is a button which usually denotes one of several mutually exclusive. | wx-2.5 | 
| wxRegion | A wxRegionrepresents a simple or complex region on a device context or window. | wx-2.5 | 
| wxSashEvent | A sash event is sent when the sash of a wxSashWindowhas been dragged by the user. | wx-2.5 | 
| wxSashLayoutWindow | wxSashLayoutWindowresponds to OnCalculateLayout events generated bywxLayoutAlgorithm. | wx-2.5 | 
| wxSashWindow | wxSashWindowallows any of its edges to have a sash which can be dragged to resize. | wx-2.5 | 
| wxScreenDC | A wxScreenDCcan be used to paint on the screen. | wx-2.5 | 
| wxScrollBar | A wxScrollBaris a control that represents a horizontal or vertical scrollbar. | wx-2.5 | 
| wxScrollEvent | A scroll event holds information about events sent from stand-alone scrollbars (see wxScrollBar). | wx-2.5 | 
| wxScrollWinEvent | A scroll event holds information about events sent from scrolling windows. | wx-2.5 | 
| wxScrolledWindow | The wxScrolled(not implemented in wx) class manages scrolling for its client area,. | wx-2.5 | 
| wxSetCursorEvent | A wxSetCursorEventis generated fromwxWindowwhen the mouse cursor is about to. | wx-2.5 | 
| wxShowEvent | An event being sent when the window is shown or hidden. | wx-2.5 | 
| wxSingleChoiceDialog | This class represents a dialog that shows a list of strings, and allows the user to. | wx-2.5 | 
| wxSizeEvent | A size event holds information about size change events of wxWindow. | wx-2.5 | 
| wxSizer | wxSizeris the abstract base class used for laying out subwindows in a window. | wx-2.5 | 
| wxSizerFlags | Container for sizer items flags providing readable names for them. | wx-2.5 | 
| wxSizerItem | The wxSizerItemclass is used to track the position, size and other attributes of. | wx-2.5 | 
| wxSlider | A slider is a control with a handle which can be pulled back and forth to change the. | wx-2.5 | 
| wxSpinButton | A wxSpinButtonhas two small up and down (or left and right) arrow buttons. | wx-2.5 | 
| wxSpinCtrl | wxSpinCtrlcombineswxTextCtrlandwxSpinButtonin one control. | wx-2.5 | 
| wxSpinEvent | This event class is used for the events generated by wxSpinButtonandwxSpinCtrl. | wx-2.5 | 
| wxSplashScreen | wxSplashScreenshows a window with a thin border, displaying a bitmap describing your. | wx-2.5 | 
| wxSplitterEvent | This class represents the events generated by a splitter control. | wx-2.5 | 
| wxSplitterWindow | This class manages up to two subwindows. | wx-2.5 | 
| wxStaticBitmap | A static bitmap control displays a bitmap. | wx-2.5 | 
| wxStaticBox | A static box is a rectangle drawn around other windows to denote a logical grouping of. | wx-2.5 | 
| wxStaticBoxSizer | wxStaticBoxSizeris a sizer derived fromwxBoxSizerbut adds a static box around. | wx-2.5 | 
| wxStaticLine | A static line is just a line which may be used in a dialog to separate the groups of. | wx-2.5 | 
| wxStaticText | A static text control displays one or more lines of read-only text. | wx-2.5 | 
| wxStatusBar | A status bar is a narrow window that can be placed along the bottom of a frame to give. | wx-2.5 | 
| wxStdDialogButtonSizer | This class creates button layouts which conform to the standard button spacing and. | wx-2.5 | 
| wxStyledTextCtrl | A wxWidgets implementation of the Scintilla source code editing component. | wx-2.5 | 
| wxStyledTextEvent | The type of events sent from wxStyledTextCtrl. | wx-2.5 | 
| wxSysColourChangedEvent | This class is used for system colour change events, which are generated when the user. | wx-2.5 | 
| wxSystemOptions | wxSystemOptionsstores option/value pairs that wxWidgets itself or applications can. | wx-2.5 | 
| wxSystemSettings | wxSystemSettingsallows the application to ask for details about the system. | wx-2.5 | 
| wxTaskBarIcon | This class represents a taskbar icon. | wx-2.5 | 
| wxTaskBarIconEvent | The event class used by wxTaskBarIcon. | wx-2.5 | 
| wxTextAttr | wxTextAttrrepresents the character and paragraph attributes, or style, for a range. | wx-2.5 | 
| wxTextCtrl | A text control allows text to be displayed and edited. | wx-2.5 | 
| wxTextDataObject | wxTextDataObjectis a specialization ofwxDataObjectSimple(not implemented in wx). | wx-2.5 | 
| wxTextEntryDialog | This class represents a dialog that requests a one-line text string from the user. | wx-2.5 | 
| wxToggleButton | wxToggleButtonis a button that stays pressed when clicked by the user. | wx-2.5 | 
| wxToolBar | A toolbar is a bar of buttons and/or other controls usually placed below the menu bar in. | wx-2.5 | 
| wxToolTip | This class holds information about a tooltip associated with a window (see wxWindow:setToolTip/2). | wx-2.5 | 
| wxToolbook | wxToolbookis a class similar towxNotebookbut which uses awxToolBarto. | wx-2.5 | 
| wxTopLevelWindow | wxTopLevelWindowis a common base class forwxDialogandwxFrame. | wx-2.5 | 
| wxTreeCtrl | A tree control presents information as a hierarchy, with items that may be expanded to. | wx-2.5 | 
| wxTreeEvent | A tree event holds information about events associated with wxTreeCtrlobjects. | wx-2.5 | 
| wxTreebook | This class is an extension of the wxNotebookclass that allows a tree structured set. | wx-2.5 | 
| wxUpdateUIEvent | This class is used for pseudo-events which are called by wxWidgets to give an application. | wx-2.5 | 
| wxWebView | This control may be used to render web (HTML / CSS / javascript) documents. | wx-2.5 | 
| wxWebViewEvent | A navigation event holds information about events associated with wxWebViewobjects. | wx-2.5 | 
| wxWindow | wxWindowis the base class for all windows and represents any visible object on. | wx-2.5 | 
| wxWindowCreateEvent | This event is sent just after the actual window associated with a wxWindowobject has. | wx-2.5 | 
| wxWindowDC | A wxWindowDCmust be constructed if an application wishes to paint on the whole area. | wx-2.5 | 
| wxWindowDestroyEvent | This event is sent as early as possible during the window destruction process. | wx-2.5 | 
| wxXmlResource | This is the main class for interacting with the XML-based resource system. | wx-2.5 | 
| wx_misc | Miscellaneous functions. | wx-2.5 | 
| wx_object | wx_object - Generic wx object behaviour. | wx-2.5 | 
| xmerl | Functions for exporting XML data to an external format. | xmerl-2.1.4 | 
| xmerl_eventp | Simple event-based processors (front-ends to xmerl_scan). | xmerl-2.1.4 | 
| xmerl_sax_parser | XML SAX parser API. | xmerl-2.1.4 | 
| xmerl_scan | Single pass XML scanner. | xmerl-2.1.4 | 
| xmerl_xpath | Xpath 1.0 search implementation. | xmerl-2.1.4 | 
| xmerl_xs | XSLT-like XML document transformations. | xmerl-2.1.4 | 
| xmerl_xsd | Interface module for XML Schema validation. | xmerl-2.1.4 | 
| xref | A Cross Reference Tool for analyzing dependencies between functions, modules,. | tools-4.1.2 | 
| yecc | LALR-1 Parser Generator. | parsetools-2.7 | 
| zip | Utility for reading and creating 'zip' archives. | stdlib-7.0 | 
| zlib | zlib compression interface. | erts-16.0 | 
| zstd | Zstandard compression interface. | stdlib-7.0 |