apc=Alternative PHP Cache is a framework that optimizes PHP intermediate code and caches data and compiled code from the PHP bytecode compiler in shared memory
apm=Monitoring extension for PHP, collects error events and send them to one of the drivers. SQLite and MySQL drivers are storing those in a database
bcmath=Binary Calculator for arbitrary precision mathematics which supports numbers of any size and precision, represented as strings
big_int=Library which provides a set of functions for calculations with arbitrary length integers and bitsets
bitset=Bitsets manipulation library
bloomy=Implementation of a Bloom filter, which is a space-efficient probabilistic data structure that is used to test whether an element is a member of a set
bz2=Functions for transparent reading and writing BZIP2 archives
bz2_filter=BZIP2 compress and decompress stream filter implementation which performs inline compression and decompression using the bzip2 algorithm on any PHP IO stream. The data produced by this filter, while compatible with the payload portion of a bz2 file, does not include headers or tailers for full bz2 file compatibility
calendar=API for building Calendar data structures
coin_acceptor=This module lets you control your local coin acceptor, using a serial connection and the simple management protocol. This module supports 4 slot coin acceptors using the ABCD method to control them
core=PHP interpreter body
crack=These functions allow you to use the CrackLib library to test the strength of a password. The strength of a password is tested by that checks length, use of upper and lower case and checked against the specified CrackLib dictionary. CrackLib will also give helpful diagnostic messages that will help to strengthen the password
ctype=This extension functions allow to check if a symbol or a string belongs to a certain set of symbols while taking into account regional settings
curl=Interface to a powerful library for making HTTP, FTP and other requests and handling the output
date=These functions allow you to get the date and time from the server where your PHP scripts are running. You can use these functions to format the date and time in many different ways. The date and time information is internally stored as a 64-bit number so all conceivably useful dates (including negative years) are supported. The range is from about 292 billion years in the past to the same in the future
dba=These functions build the foundation for accessing Berkeley DB style databases. This is a general abstraction layer for several file-based databases. As such, functionality is limited to a common subset of features supported by modern databases such as Oracle Berkeley DB
dbase=These functions allow you to access records stored in dBase-format (dbf) databases. dBase files are simple sequential files of fixed length records. Records are appended to the end of the file
dbx=The dbx module is a database abstraction layer. The dbx functions allow you to access all supported databases using a single calling convention. The dbx-functions themselves do not interface directly to the databases, but interface to the modules that are used to support these databases. The currently supported databases are MySQL, ODBC, Oracle (oci8), MS SQL Server, PostgreSQL, FrontBase, Sybase-CT and SQLite. The module-dependencies are only for the databases you wish to use
dom=The DOM extension allows you to operate on XML documents through the DOM API with PHP 5
doublemetaphone=The Double Metaphone algorithm by Lawrence Philips allows a word to be broken down into its phonemes
eaccelerator=PHP accelerator derived from the MMCache extension for the PHP programming language. eAccelerator provides a bytecode cache
eio=This extension provides asynchronous POSIX IO by means of libeio C library
enchant=Enchant is the PHP binding for the Enchant library. Enchant steps in to provide uniformity and conformity on top of all spelling libraries, and implement certain features that may be lacking in any individual provider library
ereg=Support for POSIX regular expressions. Considered deprecated as of PHP 5.3 in favour of PCRE extension
exif=Provides access for images EXIF metadata
fileinfo=This module functions try to determine a file content type and encoding by means of analyzing certain magic bytes sequences at certain positions of the file. This is not truly reliable method but for most situations that will do
filter=This extension filters data by either validating or sanitizing it. This is especially useful when the data source contains unknown (or foreign) data, like user supplied input. For example, this data may come from an HTML form.
ftp=This module functions provide remote servers access by FTP protocol.
functional=This module functions provide a set of functions and primitives for functional programming
gd=Functions for working with images including images streaming
gender=Port of the gender.c program to find out the gender of firstnames. The actual database contains more than 40000 firstnames from 54 countries
geoip=This PHP extension allows you to find the location of an IP address - City, State, Country, Longitude, Latitude, and other information as all, such as ISP and connection type
gettext=This module functions implement Native Language Support API for applications internationalization
gmp=This module functions use GNU MP library to calculate integers of arbitrary length
hash=Messages hashing framework. Allows to handle arbitrary length messages by using different hashing algorithms in direct or incremental way
hidef=Allow definition of user defined constants in simple ini files, which are then processed like internal constants, without any of the usual performance penalties
htscanner=Allow one to use htaccess-like file to configure PHP per directory, just like apache's htaccess. It is especially useful with fastcgi (ISS5,6,7, lighttpd, etc.)
huffman=Huffman compression belongs into a family of algorithms with a variable codeword length. That means that individual symbols (characters in a text file for instance) are replaced by bit sequences that have a distinct length. So symbols that occur a lot in a file are given a short sequence while other that are used seldom get a longer bit sequence
iconv=This extension provides interface to encodings conversion library iconv
idn=Conversion to and from Internationalized Domain Names
igbinary=Igbinary is a drop in replacement for the standard php serializer. Instead of time and space consuming textual representation, igbinary stores php data structures in a compact binary form. Savings are significant when using memcached or similar memory based storages for serialized data
imagick=Imagick is a native php extension to create and modify images using the ImageMagick API
imap=These functions enable you to operate with the IMAP protocol, as well as the NNTP, POP3 and local mailbox access methods
inclued=Traces through and dumps the hierarchy of file inclusions and class inheritance at runtime
inotify=The inotify extension exposes the inotify functions
intl=Internationalization extension is a wrapper for ICU library, enabling PHP programmers to perform UCA-conformant collation and date, time, number, currency formatting in their scripts
ioncube_loader=Introduces tools to protect software written using the PHP programming language from being viewed, changed, and run on unlicensed computers
json=Allows work with text data interchange format with parser built on JSON_checker
ldap=Functionality to work with lightweight directory access protocol servers
libxml=XML functionality
lzf=This package handles LZF compression and decompression
mailparse=Mailparse is an extension for parsing and working with email messages. It can deal with RFC 822 and RFC 2045 (MIME) compliant messages
mbstring=Provides multibyte specific string functions that help you deal with multibyte encodings in PHP. In addition to that, mbstring handles character encoding conversion between the possible encoding pairs. mbstring is designed to handle Unicode-based encodings such as UTF-8 and UCS-2 and many single-byte encodings for convenience
mcrypt=This is an interface to the mcrypt library, which supports a wide variety of block algorithms such as DES, TripleDES, Blowfish (default), 3-WAY, SAFER-SK64, SAFER-SK128, TWOFISH, TEA, RC2 and GOST in CBC, OFB, CFB and ECB cipher modes. Additionally, it supports RC6 and IDEA which are considered non-free. CFB and OFB are 8bit by default
mhash=Mhash can be used to create checksums, message digests, message authentication codes, and more
msgpack=MessagePack is an efficient binary serialization format. It lets you exchange data among multiple languages like JSON but faster and smaller. For example, small integers (like flags or error code) are encoded into a single byte, and typical short strings only require an extra byte in addition to the strings themselves. If you ever wished to use JSON for convenience (storing an image with metadata) but could not for technical reasons (encoding, size, speed...), MessagePack is a perfect replacement
mysql=This module functions let you work with MySQL. Do not use it for new code, use mysqli or pdo_mysql instead
mysqli=This extension gives a user access to functionality provided by MySQL server 4.1 and above
ncurses=ncurses (new curses) is a free software emulation of curses in System V Rel 4.0 (and above). It uses terminfo format, supports pads, colors, multiple highlights, form characters and function key mapping. Because of the interactive nature of this library, it will be of little use for writing Web applications, but may be useful when writing scripts meant using PHP from the command line
newt=PHP language extension for RedHat Newt library, a terminal-based window and widget library for writing applications with user friendly interface. Once this extension is enabled in PHP it will provide the use of Newt widgets, such as windows, buttons, checkboxes, radiobuttons, labels, editboxes, scrolls, textareas, scales, etc. Use of this extension if very similar to the original Newt API of C programming language
oauth=This extension provides OAuth consumer and provider bindings. OAuth is an authorization protocol built on top of HTTP which allows applications to securely access data without having to store usernames and passwords
odbc=In addition to normal ODBC support, the Unified ODBC functions in PHP allow you to access several databases that have borrowed the semantics of the ODBC API to implement their own API. Instead of maintaining multiple database drivers that were all nearly identical, these drivers have been unified into a single set of ODBC functions
openssl=This module uses the functions of OpenSSL for generation and verification of signatures and for sealing (encrypting) and opening (decrypting) data
pam=This extension provides PAM (Pluggable Authentication Modules) integration. PAM is a system of libraries that handle the authentication tasks of applications and services. The library provides a stable API for applications to defer to for authentication tasks.
pcntl=Process Control support in PHP implements the Unix style of process creation, program execution, signal handling and process termination. Process Control should not be enabled within a web server environment because unexpected results can happen
pcre=Perl Compatible Regular Expressions support
pdo=The PHP Data Objects (PDO) extension defines a lightweight, consistent interface for accessing databases in PHP. Each database driver that implements the PDO interface can expose database-specific features as regular extension functions. Note that you cannot perform any database functions using the PDO extension by itself; you must use a database-specific PDO driver to access a database server
pdo_mysql=Driver implementing access from PHP to MySQL
pdo_odbc=driver that implements the PHP Data Objects (PDO) interface to enable access from PHP to databases through ODBC drivers or through the IBM DB2 Call Level Interface (DB2 CLI) library
pdo_pgsql=Driver implementing access from PHP to PostgreSQL
pdo_sqlite=Driver implementing access from PHP to SQLite
pgsql=Driver implementing access from PHP to PostgreSQL
phar=The phar extension provides a way to put entire PHP applications into a single file called a phar (PHP Archive) for easy distribution and installation. In addition to providing this service, the phar extension also provides a file-format abstraction method for creating and manipulating tar and zip files through the PharData class, much as PDO provides a unified interface for accessing different databases
posix=This module provide access to functions defined in IEEE 1003.1 (POSIX.1) that are not accessible with other means
pspell=These functions allow you to check the spelling of a word and offer suggestions
quickhash=The quickhash extension contains a set of specific strongly-typed classes to deal with specific set and hash implementations
radius=This package functionality allows clients to perform authentication and accounting by means of network requests to remote servers
recode=This module contains an interface to the GNU Recode library. The GNU Recode library converts files between various coded character sets and surface encodings. When this cannot be achieved exactly, it may get rid of the offending characters or fall back on approximations
reflection=This package functionality includes full-fledged Reflection API which gives possibility for reverse-engineering of classes, interfaces, function, methods and modules
rsync=Interface to the librsync library which allows to effectively synchronize local and remote files and directories
session=Session support in PHP consists of a way to preserve certain data across subsequent accesses. This enables you to build more customized applications and increase the appeal of your web site
shmop=Shmop is an easy to use set of functions that allows PHP to read, write, create and delete Unix shared memory segments
simplexml=The SimpleXML extension provides a very simple and easily usable toolset to convert XML to an object that can be processed with normal property selectors and array iterators
snmp=The SNMP extension provides a very simple and easily usable toolset for managing remote devices via the Simple Network Management Protocol
soap=The SOAP extension can be used to write SOAP Servers and Clients. It supports subsets of SOAP 1.1, SOAP 1.2 and WSDL 1.1 specifications.
sockets=The socket extension implements a low-level interface to the socket communication functions based on the popular BSD sockets, providing the possibility to act as a socket server as well as a client.
sourceguardian=SourceGuardian is commercial software which allows you to securely encode, compile and encrypt php scripts. In this way you will protect your source code from viewing and editing. You can lock your files based on the server IP where they will be opened, based on the domain name, the MAC address or a defined time period. In this way the files can not be used on a different computer, under a different domain or outside of a defined time interval
spl=Set of interfaces and classes for solving standard problems
spl_types=This extension aims at helping people making PHP a stronger typed language and can be a good alternative to scalar type hinting. It provides different typehandling classes as such as integer, float, bool, enum and string
sqlite3=Support for SQLite version 3 databases
standard=Standard PHP Library
stats=This is the statistics extension. It contains few dozens of functions useful for statistical computations
stem=This stem extension for PHP provides stemming capability for a variety of languages using Dr. M.F. Porter's Snowball API, which can be found at: http://snowball.tartarus.org
stomp=This extension allows php applications to communicate with any Stomp compliant Message Brokers through easy object oriented and procedural interfaces
suhosin=Suhosin is an advanced protection system for PHP installations. It was designed to protect servers and users from known and unknown flaws in PHP applications and the PHP core
sysvmsg=System V messages support
sysvsem=System V semaphore support
sysvshm=System V shared memory support
taint=The extension used for detecting XSS codes(tainted string). It also can be used to spot sql injection vulnerabilities, shell inject, etc
tidy=The interface for cleaning and recovering utility Tidy HTML, which apart from the cleaning and recovering allows HTML documents manipulation and document tree traverse
timezonedb=This extension is a drop-in replacement for the builtin timezone database that comes with PHP. You should only install this extension in case you need to get a later version of the timezone database than the one that ships with PHP
tk=PHP-TK is an native extension for the PHP programming language that implements language bindings for TCL-TK. It provides an object-oriented interface and greatly simplifies writing client-side cross-platform GUI applications
tokenizer=The tokenizer functions provide an interface to the PHP tokenizer embedded in the Zend Engine. Using these functions you may write your own PHP source analyzing or modification tools without having to deal with the language specification at the lexical level
trader=The trader extension is a free open source stock library based on TA-Lib. It's dedicated to trading software developers requiring to perform technical analysis of financial market data. Alongside many indicators like ADX, MACD, RSI, Stochastic, TRIX the candlestick pattern recognition and several vector arithmetic and algebraic functions are present
translit=This extension allows you to transliterate text in non-latin characters (such as Chinese, Cyrillic, Greek etc) to latin characters. Besides the transliteration the extension also contains filters to uppercase and lowercase latin, cyrillic and greek, and perform special forms of transliteration such as converting ligatures and normalizing punctuation and spacing
txforward=Makes reverse-proxing (web accelerator) totally invisible for php applications. Does not require php code modifications to handle X-Forwarded-For IP. It still allows proxy-aware applications to work with X-Forwarded headers and proxy IP address, works with any web server and should work with any proxy server. Using this extension with on a non reverse proxied system will result in a security issue
uploadprogress=It is only known to work on Apache with mod_php, other SAPI implementations unfortunately still have issues. At least PHP 5.2 is needed
uri_template=URI Templates allow you to leave parts of a URI to be filled in by a client before they are used
uuid=A wrapper around libuuid from the ext2utils project
wddx=Functions to work with The WDDX, Web Distributed Data Exchange, a free, open XML-based technology that allows Web applications created with any platform to easily exchange data with one another over the Web
weakref=The WeakRef class provides a gateway to objects without preventing the garbage collector from freeing those objects. It also provides a way to turn a weak reference into a strong one
xattr=This package allows to manipulate extended attributes on filesystems that support them. Requires libattr from Linux XFS project
xcache=Fast, stable PHP opcode cacher that has been tested and is now running on production servers under high load. It is tested on Linux and FreeBSD and supported under Windows, for thread-safe and non-thread-safe versions of PHP.
xdebug=The Xdebug extension helps you debugging your script by providing a lot of valuable debug information. The debug information that Xdebug can provide includes the following: stack and function traces in error messages with full parameter display for user defined functions, function name, file name and line indications, support for member functions; memory allocation; protection for infinite recursions. Xdebug also provides: profiling information for PHP scripts; code coverage analysis; capabilities to debug your scripts interactively with a debug client
xml=This PHP extension implements support for expat in PHP. This toolkit lets you parse, but not validate, XML documents
xmlreader=This is a syntactic analyzer for XML. It acts as a cursor moving along the document stream and pauses at every node on the way
xmlrpc=These functions can be used for XML-RPC servers and clients writing
xmlwriter=This extension is non-cached, one-direction way for generating streams of files for XML data
xrange=xrange is a compiled extension that provides numeric iteration primitives to PHP on top of SPL. It includes a lean numeric range generator and iterator, modeled after Python's xrange() function. It's intended to provide an alternative for all numeric iteration and looping
xsl=The XSL extension implements the XSL standard, performing XSLT transformations using the libxslt library
yaf=Yaf is a PHP framework similar to zend framework, which is written in c and built as PHP extension
zend_optimizer=Zend Optimizer is a free application that runs the files encoded using Zend Guard and enhances the overall performance of your PHP applications
zend_guard_loader=Zend Guard provides independent software vendors and IT managers with the ability to safely distribute and manage the distribution of their PHP applications while protecting their source code
zip=This extension lets reading compressed ZIP archives and writing into them easily
zlib=This extension enables transparent reading GZIP archives and writing into them in file system access manner
