- • GD (GIF, JPEG, PNG, WBMP)
- • LDAP
- • SNMP
- • IMAP (POP, NNTP)
- • FTP
- • MCAL
- • IMSP
- • IPTC
- • BC/GMP (arbitrary precision math)
- • Hyperwave
- • XML parser
- • PDF generation
- • FDF (PDF forms)
- • System V Semaphores and Shared memory
- • DCOM (Win32 only)
- • Java Connectivity
- • mnogosearch (udmsearch support)
- • Cybermut
- • Iconv
- • Satellite
- • Curl
- • gettext (GNU internationalization)
- • zlib (compressed IO)
- • Charset/text conversion (UTF-8, Cyrillic, Hebrew)
- • Browser capabilities extension
- • EXIF
- • SWF (Flash)
- • ASPELL/PSPELL
- • MCRYPT
- • Cybercash
- • Recode
- • Readline
- • XSLT (Sablotron, libxslt, Xalan)
- • WDDX
- • NIS
- • YAZ (Z39.50 client)
- • Payflow Pro
- • CCVS (Credit Card Verification System)
- • Fribidi
- • Ncurses
- • Muscat
