## Membership

## Core Extensions

These are not actual extensions. They are part of the PHP core and cannot be left out of a PHP binary with compilation options.

- Arrays

- Classes/Objects

- Date/Time

- Directories

- Error Handling

- Program execution

- Filesystem

- FastCGI Process Manager

- Function Handling

- Hash

- PHP Options/Info

- JSON

- Mail

- Math

- Misc.

- Network

- OPcache

- Output Control

- Password Hashing

- PCRE

- Random

- Reflection

- SPL

- Streams

- Strings

- URI

- URLs

- Variable handling

## Bundled Extensions

These extensions are bundled with PHP.

- Apache

- BC Math

- Calendar

- COM

- Ctype

- DBA

- Exif

- FFI

- Fileinfo

- Filter

- FTP

- iconv

- GD

- intl

- Multibyte String

- Mhash

- PCNTL

- PDO

- Phar

- phpdbg

- POSIX

- Semaphore

- Sessions

- Shared Memory

- Sockets

- SQLite3

- Tokenizer

- Zlib

## External Extensions

These extensions are bundled with PHP but in order to compile them, external libraries will be needed.

- Bzip2

- cURL

- DOM

- Enchant

- Gettext

- GMP

- LDAP

- libxml

- MySQLi

- Mysqlnd

- OpenSSL

- MS SQL Server PDO Driver

- Firebird PDO Driver

- MySQL PDO Driver

- ODBC and DB2 PDO Driver

- PostgreSQL PDO Driver

- SQLite PDO Driver

- PostgreSQL

- Readline

- SimpleXML

- SNMP

- SOAP

- Sodium

- Tidy

- ODBC

- XML Parser

- XMLReader

- XMLWriter

- XSL

- Zip

## PECL Extensions

These extensions are available from » PECL. They may require external libraries. More PECL extensions exist but they are not documented in the PHP manual yet.

- APCu

- CommonMark

- Componere

- CUBRID

- dBase

- Direct IO

- Data Structures

- Eio

- Ev

- Event

- Expect

- FANN

- FDF

- Gearman

- Gender

- GeoIP

- Gmagick

- GnuPG

- HRTime

- Firebird/InterBase

- IBM DB2

- Igbinary

- ImageMagick

- IMAP

- Inotify

- Lua

- LuaSandbox

- LZF

- Mailparse

- Mcrypt

- Memcache

- Memcached

- MongoDB

- mqseries

- MySQL (Original)

- Mysql_xdevapi

- OAuth

- OCI8

- OpenAL

- parallel

- Parle

- CUBRID PDO Driver

- IBM PDO Driver

- Informix PDO Driver

- Oracle PDO Driver

- MS SQL Server PDO Driver

- PS

- Pspell

- pthreads

- Quickhash

- Radius

- Rar

- Recode

- Rnp

- RpmInfo

- RRD

- runkit7

- ScoutAPM

- Seaslog

- Simdjson

- Solr

- SQLSRV

- ssdeep

- SSH2

- Statistics

- Stomp

- SVM

- SVN

- Swoole

- Sync

- Taint

- TCP

- Trader

- UI

- uopz

- V8js

- var_representation

- Varnish

- WDDX

- win32service

- WinCache

- wkhtmltox

- xattr

- xdiff

- Xhprof

- XLSWriter

- XMLDiff

- XML-RPC

- Xpass

- Yac

- Yaconf

- Yaf

- Yaml

- Yar

- YAZ

- 0MQ messaging

- ZooKeeper

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