이 부록은 PHP 매뉴얼에 문서화된 150개가 넘는 확장을 몇몇 기준에 따라 분류한 것입니다.
배열
Classkit
클래스/객체
ctype
Filter
Function handling
Object Aggregation
변수
PCRE
POSIX Regex
문자열
xdiff
APC
APD
bcompiler
Errors and Logging
http
PHP 옵션/정보
출력 제어
runkit
Msession
muscat
Sessions
Session PgSQL
GeoIP
JSON
Misc.
Parsekit
spl
tidy
Tokenizer
URLs
dba
dbx
PDO
SDO-DAS-Relational
ODBC
dBase
DB++
FrontBase
filePro
Firebird/InterBase
ibm_db2
Informix
Ingres II
MaxDB
mSQL
MS SQL Server
MySQL
mysqli
OCI8
Oracle
OvrimosSQL
Paradox
MS SQL Server (PDO)
Firebird/Interbase (PDO)
IBM (PDO)
Informix (PDO)
MySQL (PDO)
Oracle (PDO)
ODBC and DB2 (PDO)
PostgreSQL (PDO)
SQLite (PDO)
PostgreSQL
SQLite
Sybase
DOM
DOM XML
libxml
qtdom
SCA
SDO
SDO DAS XML
SimpleXML
XML
XMLReader
XMLWriter
XSL
XSLT
SOAP
WDDX
XML-RPC
Cybercash
CyberMUT
MCVE
Verisign Payflow Pro
BC math
GMP
수학
Statistics
Crack
hash
mcrypt
mhash
OpenSSL
enchant
FriBiDi
gettext
i18n
iconv
Multibyte String
Pspell
Recode
Unicode
Direct IO
디렉토리
fam
Fileinfo
파일시스템
Mimetype
xattr
Program Execution
Expect
PCNTL
POSIX
세마포어
shmop
Cyrus IMAP
IMAP
메일
Mailparse
vpopmail
kadm5
radius
CURL
FTP
Hyperwave
Hyperwave API
IRC Gateway
Java
LDAP
Memcache
mnoGoSearch
gopher
네트워크
YP/NIS
Lotus Notes
SAM
SNMP
Sockets
ssh2
Streams
SVN
TCP Wrappers
YAZ
Bzip2
LZF
phar
Rar
Zip
Zlib
Calendar
날짜/시간
MCAL
ClibPDF
FDF
gnupg
haru
Ming (flash)
PDF
PS
RPMReader
SWF
swish
Exif
Image
Imagick Image Library
id3
OGG/Vorbis
openal
Ncurses
Newt
Readline
COM
.NET
Printer
W32api
win32ps
win32service
아파치
IIS Functions
NSAPI