1.
ACCDA - Access Add-in File
2.
ACCDB - Access 2007 Database File
3.
ACCDC - Microsoft Access Signed Package
4.
ACCDE - Access Execute Only Database
5.
ACCDR - Access Runtime Application
6.
ACCDT - Microsoft Access Database Template
7.
ACCDU - Access Add-in File
8.
ACL - AutoCorrect List File
9.
ADE - Access Project Extension
10.
ADML - Microsoft administrative language-specific XML template file
11.
ADMX - Group Policy Administrative Template File
12.
ADN - Access Blank Project Template
14.
ASD - Word AutoSave File
15.
ATE - Office Accounting Compressed Backup File
16.
ATI - Office Accounting Updated Company File
17.
AW - Answer Wizard File
18.
BDR - Exchange Non-Delivery Report Body File
19.
CIL - Clip Gallery Packaged File
20.
CRTX - Office 2007 Chart Template File
21.
CSV - Comma Separated Values File
22.
CVR - Microsoft Crash Report File
23.
DEP - Windows Dependency File
24.
DICPROOF - Microsoft Dictionary Proofing File
25.
DOC - Microsoft Word Document
26.
DOCHTML - Microsoft Word HTML Document
27.
DOCM - Word Open XML Macro-Enabled Document
28.
DOCX - Microsoft Word Open XML Document
29.
DOT - Word Document Template
30.
DOTHTML - Microsoft Word HTML Document Template
31.
DOTM - Word Open XML Macro-Enabled Document Template
32.
DOTX - Word Open XML Document Template
33.
DQY - Excel Query File
35.
EFTX - Office 2007 Theme Effect File
36.
ELM - Office Theme File
37.
EMF - Enhanced Windows Metafile
38.
EMZ - Windows Compressed Enhanced Metafile
39.
EXD - Control Information Cache File
40.
FFA - Find Fast Status File
41.
FFL - Find Fast Document List
42.
FFO - Find Fast Document Properties Cache
43.
FFX - Find Fast Indexer index file
44.
FFX - Microsoft Find Fast Index
45.
GCSX - Microsoft Office SmartArt Color File
46.
GLOX - Microsoft Office SmartArt Graphics Layout File
47.
GLY - Word Glossary File
48.
GQSX - Microsoft Office SmartArt Styles File
49.
GRA - Microsoft Graph File
50.
GRV - Office Groove File
51.
GTA - Microsoft Groove Tool Archive
52.
HOL - Outlook Holidays File
53.
HXS - Help 2 Compiled Help File
54.
IAF - Outlook Internet Account File
56.
LACCDB - Microsoft Access Lock File
57.
LDB - Microsoft Access Lock File
58.
LIST - JAR Index File
59.
LXA - Microsoft Speech Lexicon File
60.
MAD - Access Module Shortcut
61.
MAF - Microsoft Access form shortcut file
62.
MAM - Microsoft Access Macro
63.
MAQ - Microsoft Access Query
64.
MAS - Microsoft Access stored procedures file
65.
MAT - Microsoft Access table shortcut file
66.
MAV - Access View File
67.
MAW - Access Data Access Page
68.
MCW - Microsoft Word 5 for Mac document file
70.
MDB - Microsoft Access Database
71.
MDBHTML - Microsoft Access Database HTML File
72.
MDE - Compiled Access Add-in File
73.
MDI - Microsoft Document Imaging File
74.
MDN - Blank Access Database Template
75.
MDT - GeoMedia Access Database Template
76.
MDW - Access Workgroup File
77.
MDZ - Access Wizard Template
78.
MGC - Microsoft Clip Organizer Media Catalog
79.
MMC - Microsoft Media Catalog
80.
MML - Microsoft Clip Organizer File
81.
MMW - Microsoft Clip Organizer Media Catalog File
82.
MPF - Microsoft Media Package FIle
83.
MPP - Microsoft Project File
84.
MRT - Microsoft Visio 2010 installation archive file
85.
MSW - Microsoft Word 5 Document file
86.
NICK - Outlook 2000 Nickname File
87.
NK2 - Outlook 2002 Nickname File
88.
OAB - Offline Address Book
89.
OBD - Office Binder Document
90.
OBI - Outlook RSS Subscription File
91.
ODF - OpenDocument Formula
92.
OFT - Outlook File Template
93.
OLB - OLE Object Library
94.
OLK - Outlook Address Book File
102.
OLM - Mac Outlook Database File
103.
ONE - OneNote Document
104.
ONEPKG - Microsoft OneNote Package File
105.
ONETOC2 - Microsoft OneNote Table of Contents File
106.
OPS - Office Profile Settings File
107.
OPX - OrgPlus Org Chart
108.
OQY - Excel OLAP Query File
109.
OSS - Microsoft Outlook Saved Search File
110.
PA - Microsoft PowerPoint add-in file
111.
PAB - Personal Address Book
112.
PCS - Microsoft PowerPoint picture storage file
113.
PDI - Microsoft PowerPoint Import or Export File
114.
POT - PowerPoint Template
115.
POTM - PowerPoint Open XML Macro-Enabled Presentation Template
116.
POTX - PowerPoint Open XML Presentation Template
117.
PPA - PowerPoint Add-in
118.
PPAM - PowerPoint 2007 Add-In
119.
PPS - PowerPoint Slide Show
120.
PPSM - PowerPoint Open XML Macro-Enabled Slide Show
121.
PPSX - PowerPoint Open XML Slide Show
122.
PPT - PowerPoint Presentation
123.
PPTM - PowerPoint Open XML Macro-Enabled Presentation
124.
PPTX - PowerPoint Open XML Presentation
125.
PRN - Printable File
126.
PST - Outlook Personal Information Store File
127.
PUB - Publisher Document
128.
PUZ - Microsoft Publisher packed file
129.
RELS - Open Office XML Relationships File
130.
RGE - Entourage File Archive
131.
RTF - Rich Text Format File
132.
RWZ - Outlook Rules Wizard File
133.
SBB - Office Accounting Company Backup File
134.
SBC - Office Accounting Company Shortcut File
135.
SIG - Signature File
136.
SLK - Symbolic Link File
137.
SNP - Access Report Snapshot
138.
SQM - Service Quality Monitoring File
139.
SRG - Microsoft PowerPoint self-registration data file
140.
SRS - Outlook Send/Receive Settings File
141.
STF - Microsoft ACME setup table file
142.
STF - Microsoft Setup Table File
143.
SVD - Microsoft Word document autosave file
144.
SVS - Microsoft Word style sheet autosave file
145.
SYLK - Microsoft Symbolic Link File
146.
THMX - Office 2007 Theme File
147.
TNEF - Transport Neutral Encapsulation Format
148.
TRX_DLL - Windows Startup File
149.
UDCX - Universal Data Connection File
150.
VCS - vCalendar Event File
151.
VSDX - Visio Drawing
152.
VSS - Visio Stencil File
153.
VSSM - Visio Macro-Enabled Stencil File
154.
VSSX - Visio Stencil File
155.
VSTM - Visio Macro-Enabled Drawing Template
156.
VSW - Visio Workspace File
157.
WBK - Word Document Backup
158.
WIZ - Microsoft Wizard File
159.
WLL - Microsoft Word Add-in
160.
XL - Excel Spreadsheet
161.
XLA - Excel Add-In File
162.
XLAM - Excel Open XML Macro-Enabled Add-In
163.
XLB - Excel Toolbars File
165.
XLD - Excel Database File
166.
XLK - Excel Backup File
167.
XLL - Excel Add-In File
169.
XLNK - XML Shortcut File
170.
XLS - Excel Spreadsheet
171.
XLSB - Excel Binary Spreadsheet
172.
XLSHTML - Microsoft Excel HTML Spreadsheet
173.
XLSM - Excel Open XML Macro-Enabled Spreadsheet
174.
XLSMHTML - Microsoft Excel MIME HTML Spreadsheet
175.
XLSX - Microsoft Excel Open XML Spreadsheet
176.
XLT - Excel Template
177.
XLTHTML - Microsoft Excel HTML Spreadsheet Template
178.
XLTM - Excel Open XML Macro-Enabled Spreadsheet Template
179.
XLTX - Excel Open XML Spreadsheet Template
180.
XLV - Excel Visual Basic Module
181.
XLW - Excel Workspace File
182.
XSN - InfoPath Form Template File
183.
XSS - XML Style Sheet
184.
XST - Microsoft Outlook personal folders file