Xウィンドウ
Xシリーズ勧告
X線
XACML
XAFS
XAML ( 2 )
X Architecture
XAUI
Xbase
X-Box
X-Box360
XBRL
XCBF
X-Chip
XCO
xCP
XCU
XDA
XDCR
XDocs
|
XDR ( 2 )
xDSL
Xeon
Xeon DP
Xeon LV
Xeon MP
XFCN
XFDL
XFERキー
XFree86
XGA
XGMII
XGPU
XGXS
XHTML
XHTML Basic
XIM
XIMP
X Initiative
XIP
|
XJACK
XKMS
XKP
XLANG
XLink
XMA
XMCD
XMCL
XMDF
XMF
XML
XMLコンソーシアム
XMLスキーマ
XMLパーサー
XML Base
XML Encryption
XML for Analysis
XML Key Management
XML Namespace
XMLP
|
XML Signature
XMS
XMSN
XMTR
XNA
XNS
X/Open
XOR
XP
XPath
XPC
XPDR
XPED
Xperanto
XPG
XPJUG
XPM
XPointer
XPS
XQL
|
X-rated
X-ray
XRD
XREF
XRFS
XrML
XRS
XSBI
XScale
Xserve
xServer
Xserve RAID
XSL
XSL-FO
XSLT
XT
XTC
XtensaV
XTP
X-TT
|
XTV
XUV
XVD
XWEBS
X Window System
x2
X.21
X.224
X.225
X.226
X.25
X.28
X.29
X.3
X3D
X.32
X.500
X.509V.3
x64
X.75
|
x86
x86-64
|