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Appendix I. Extension Categorization

Table of Contents
Purpose
Membership
State

This appendix categorizes more than 150 extensions documented in the PHP manual by several criteria.

Purpose

Basic PHP Extensions

Database Extensions

Abstraction Layers

Reference XXI, Database (dbm-style) Abstraction Layer Functions
Reference XXVI, dbx Functions
Reference CVI, PDO Functions
Reference CXXIV, SDO Functions
Reference CXXV, SDO Relational Data Access Service Functions
Reference XCIV, ODBC Functions (Unified)

Vendor Specific Database Extensions

Reference XXIV, dBase Functions
Reference XXV, DBM Functions [deprecated]
Reference XXIII, DB++ Functions
Reference XL, FrontBase Functions
Reference XXXIV, filePro Functions
Reference LVII, Informix Functions
Reference XXXVI, Firebird/InterBase Functions
Reference L, IBM DB2, Cloudscape and Apache Derby Functions
Reference LVIII, Ingres II Functions
Reference LXVIII, MaxDB PHP Extension
Reference LXXV, Microsoft SQL Server Functions
Reference LXXXI, mSQL Functions
Reference LXXXIV, MySQL Functions
Reference LXXXVI, MySQL Improved Extension
Reference XCVIII, Oracle 8 functions
Reference XCIX, Oracle Functions
Reference CII, Ovrimos SQL Functions
Reference CIII, Paradox File Access
Reference CXI, PostgreSQL Functions
Reference CXXIX, SESAM Database Functions
Reference CXXXVII, SQLite Functions
Reference CXLII, Sybase Functions

XML Manipulation

Reference XXIX, DOM Functions
Reference XXX, DOM XML Functions
Reference LXII, libxml Functions
Reference CXVIII, qtdom Functions
Reference CXXVI, SDO XML Data Access Service Functions
Reference CXXXIII, SimpleXML functions
Reference CLIV, XML Parser Functions
Reference CLVI, XMLReader functions
Reference CLVII, XSL functions
Reference CLVIII, XSLT Functions

Web Services

Reference CXXXV, SOAP Functions
Reference CLI, WDDX Functions
Reference CLV, XML-RPC Functions

Credit Card Processing

Reference X, CCVS API Functions [deprecated]
Reference XVII, Credit Mutuel CyberMUT functions
Reference XIX, Cybercash Payment Functions
Reference CXLVIII, Verisign Payflow Pro Functions
Reference LXXI, MCVE Payment Functions

Math and Cryptography

Mathematical Extensions

Reference VII, BCMath Arbitrary Precision Mathematics Functions
Reference XLIV, GMP Functions
Reference LXVII, Mathematical Functions

Cryptography Extensions

Reference XVI, Crack Functions
Reference LXX, Mcrypt Encryption Functions
Reference LXXIII, Mhash Functions

Human Language and Character Encoding Support

Reference XXXIX, FriBiDi Functions
Reference XLIII, Gettext
Reference LXXXII, Multibyte String Functions
Reference XLVI, GNU Recode Functions
Reference LII, iconv Functions
Reference VI, Aspell functions [deprecated]
Reference CXVII, Pspell Functions

File System and Process Control

File System Related Extensions

Reference XXVII, Direct IO Functions
Reference XXVIII, Directory Functions
Reference XXXV, Filesystem Functions
Reference LXXVI, Mimetype Functions
Reference CLII, xattr Functions
Reference CLIII, xdiff Functions

Process Control Extensions

Reference CX, POSIX Functions
Reference CXV, Process Control Functions
Reference CXVI, Program Execution Functions
Reference CXXVIII, Semaphore, Shared Memory and IPC Functions
Reference CXXXI, Shared Memory Functions

Accessing Services

Mail Related Extensions

Reference XX, Cyrus IMAP administration Functions
Reference LXV, Mail Functions
Reference LXVI, mailparse Functions
Reference LVI, IMAP, POP3 and NNTP Functions
Reference CXLIX, vpopmail Functions

Authentication Services

Reference LX, KADM5
Reference CXIX, Radius

Compression Extensions

Reference VIII, Bzip2 Compression Functions
Reference LXIV, LZF Functions
Reference CXX, Rar Functions
Reference CLXI, Zip File Functions (Read Only Access)
Reference CLXII, Zlib Compression Functions

Calendar and Event Related Extensions

Reference LI, ICAP Functions [deprecated]
Reference IX, Calendar Functions
Reference XXII, Date and Time Functions
Reference LXIX, MCAL Functions

Utilization Area Specific Extensions

Non-Text MIME Output

Reference XIV, ClibPDF Functions
Reference XXXVIII, Forms Data Format Functions
Reference CV, PDF functions
Reference LXXVII, Ming functions for Flash
Reference CXIII, PostScript document creation
Reference CXXXII, Shockwave Flash Functions

Image Processing and Generation

Reference XXXII, Exif Functions
Reference LV, Image Functions

Audio Formats Manipulation

Reference LIII, ID3 Functions
Reference XCV, oggvorbis
Reference XCVI, OpenAL Audio Bindings

Command Line Specific Extensions

Reference LXXXVII, Ncurses Terminal Screen Control Functions
Reference XLV, GNU Readline

Windows Only Extensions

Reference I, .NET Functions
Reference XV, COM and .Net (Windows)
Reference CL, W32api Functions
Reference CXIV, Printer Functions

Server Specific Extensions

Reference IV, Apache-specific Functions
Reference XC, NSAPI-specific Functions
Reference LIV, IIS Administration Functions

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