3 ACL Access Control List
4 AFAICS As far as I can see
6 AFAIR As far as I remember
7 AJAX Asynchronous JavaScript and XML
8 AIM AOL (America Online) Instant Messenger
10 API Application Programming Interface
11 ASAP As soon as possible
12 ASCII American Standard Code for Information Interchange
13 ASP Active Server Pages
15 CGI Common Gateway Interface
16 CMS Content Management System
17 CSS Cascading Style Sheets
18 CVS Concurrent Versions System
19 DBA Database Administrator
20 DHCP Dynamic Host Configuration Protocol
21 DHTML Dynamic HyperText Markup Language
22 DMCA Digital Millenium Copyright Act
23 DNS Domain Name System
24 DOM Document Object Model
25 DTD Document Type Definition
30 ESMTP Extended Simple Mail Transfer Protocol
31 FAQ Frequently Asked Questions
32 FDL GNU Free Documentation License
33 FTP File Transfer Protocol
34 FOSS Free & Open-Source Software
35 FLOSS Free/Libre and Open Source Software
36 FUD Fear, Uncertainty, and Doubt
39 GIF Graphics Interchange Format
40 GPL GNU General Public License
41 GUI Graphical User Interface
42 HTML HyperText Markup Language
43 HTTP Hyper Text Transfer Protocol
44 IANAL I am not a lawyer (but)
45 ICANN Internet Corporation for Assigned Names and Numbers
46 ICQ I seek you (Instant Messenger)
47 IE5 Internet Explorer 5
48 IE6 Internet Explorer 6
50 IIRC If I remember correctly
51 IIS Internet Information Services
52 IMAP Internet Message Access Protocol
53 IMHO In my humble opinion
56 IRC Internet Relay Chat
58 ISO International Organization for Standardization
59 ISP Internet Service Provider
60 JDK Java Development Kit
61 JPEG Joint Photographics Experts Group
62 JPG Joint Photographics Experts Group
64 KISS Keep it simple stupid
65 LDAP Lightweight Directory Access Protocol
66 LGPL GNU Lesser General Public License
68 MathML Mathematical Markup Language
71 MIME Multipurpose Internet Mail Extension
72 MIT Massachusetts Institute of Technology
73 MML Mathematical Markup Language
74 MP3 Motion Picture Experts Group Layer 3
75 MPEG Motion Picture Experts Group
76 MSDN Microsoft Developer Network
78 MSIE Microsoft Internet Explorer
79 NIS Network Information Service
85 OPML Outline Processor Markup Language
87 OSS Open Source Software
88 OTOH On the other hand
90 PDA Personal Digital Assistant
91 PDF Portable Document Format
92 Perl Practical Extraction and Report Language
93 PERL Practical Extraction and Report Language
94 PHP Hypertext Preprocessor
95 PICS Platform for Internet Content Selection
96 PIN Personal Identification Number
98 PNG Portable Network Graphics
99 POP3 Post Office Protocol 3
100 POP Post Office Protocol
101 QoS Quality of Service
102 RAID Redundant Array of Inexpensive Disks
103 RDF Resource Description Framework
104 ROTFL Rolling on the floor laughing
105 RPC Remote Procedure Call
106 RSS Rich Site Summary
107 RTFM Read The Fine Manual
109 SCSI Small Computer System Interface
110 SDK Software Development Kit
111 SGML Standard General Markup Language
112 SMIL Synchronized Multimedia Integration Language
113 SMTP Simple Mail Transfer Protocol
114 SOAP Simple Object Access Protocol
116 SQL Structured Query Language
118 SSI Server Side Includes
119 SSL Secure Sockets Layer
120 SVG Scalable Vector Graphics
121 TIA Thanks in advance
122 TIFF Tagged Image File Format
124 TOC Table of Contents
125 URI Uniform Resource Identifier
126 URL Uniform Resource Locator
127 URN Uniform Resource Name
128 VBA Visual Basic for Applications
130 W3C World Wide Web Consortium
131 WAN Wide Area Network
132 WAP Wireless Access Protocol
133 WML Wireless Markup Language
136 WYSIWYG What You See Is What You Get
137 XHTML Extensible HyperText Markup Language
138 XML Extensible Markup Language
139 XSD XML (Extensible Markup Language) Schema Definition
140 XSL Extensible Stylesheet Language
141 XSLT Extensible Stylesheet Language Transformations
142 XUL XML User Interface Language
143 YMMV Your mileage may vary