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13 <TR><TD><IMG width=110 height=63 src="/7ziplogo.png" alt="7-Zip" border=0></TD></TR>
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16 <TR><TD><SPAN class="MenuCurrent">Home</SPAN></TD></TR>
17 <TR><TD><A href="7z.html" class="MenuLink">7z Format</A></TD></TR>
18 <TR><TD><A href="sdk.html" class="MenuLink">LZMA SDK</A></TD></TR>
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28 <TR><TD><A href="http://sourceforge.net/projects/sevenzip/">7-Zip on SF.net</A></TD></TR>
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34 <A href="http://7z.sparanoid.com/">Chinese Simpl.</A><BR>
35 <A href="http://www.spiroo.be/7zip/">French</A><BR>
36 <A href="http://7-zip.org.ua/ru/">Russian</A><BR>
37 <A href="http://www.7-zip.si">Slovenian</A><BR>
38 <A href="http://7-zip.org.ua/">Ukrainian</A><BR>
44 <TABLE cellspacing ="4" cellpadding ="4"><TR>
48 <H1>Welcome to the 7-Zip Home!</H1>
50 <P><B>7-Zip</B> is a file archiver with a high compression ratio.</P>
52 <P><B>Download 7-Zip 4.62 (2008-12-02) for Windows</B>:</P>
53 <TABLE cellspacing ="1" cellpadding ="6" border = "0">
55 <TH class="Title" align="center" width=60>Link</TH>
56 <TH class="Title" align="center" width=60>Type</TH>
57 <TH class="Title" align="center" width=80>Windows</TH>
58 <TH class="Title" align="center" width=55>Size</TH>
61 <TD class="Item" align="center"><A href="http://downloads.sourceforge.net/sevenzip/7z462.exe">Download</A></TD>
62 <TD class="Item" align="center">.exe</TD>
63 <TD class="Item" align="center">32-bit</TD>
64 <TD class="Item" align="center">911 KB</TD>
67 <TD class="Item" align="center"><A href="http://downloads.sourceforge.net/sevenzip/7z462-x64.msi">Download</A></TD>
68 <TD class="Item" align="center">.msi</TD>
69 <TD class="Item" align="center">x64</TD>
70 <TD class="Item" align="center">1186 KB</TD>
74 <P>The download links above redirect you to download pages on SourceForge.net</P>
78 <P><B>7-Zip</B> is <B>open source</B> software. Most of the source code is under the <B>GNU LGPL</B> license.
79 The unRAR code is under a mixed license: GNU LGPL + unRAR restrictions. Check
80 license information here: <A href="license.txt">7-Zip license</A>.</P>
82 <P>You can use 7-Zip on any computer, including a computer in a commercial organization.
83 You don't need to register or pay for 7-Zip. But you can <A href="register.html">make a donation</A> to support further development of 7-Zip.</P>
85 <H2>The main features of 7-Zip</H2>
87 <LI>High compression ratio in new <A href ="7z.html">7z format</A> with <B>LZMA</B> compression</LI>
88 <LI>Supported formats:
90 <LI>Packing / unpacking: 7z, ZIP, GZIP, BZIP2 and TAR</LI>
91 <LI>Unpacking only: RAR, CAB, ISO, ARJ, LZH, CHM, MSI, WIM, Z, CPIO, RPM, DEB and NSIS</LI>
94 <LI>For ZIP and GZIP formats, <B>7-Zip</B> provides a compression ratio that
95 is 2-10 % better than the ratio provided by PKZip and WinZip</LI>
96 <LI>Strong AES-256 encryption in 7z and ZIP formats</LI>
97 <LI>Self-extracting capability for 7z format</LI>
98 <LI>Integration with Windows Shell</LI>
99 <LI>Powerful File Manager</LI>
100 <LI>Powerful command line version</LI>
101 <LI>Plugin for FAR Manager</LI>
102 <LI>Localizations for 69 languages</LI>
105 <IMG width="352" height="320" src="7zfm.png" alt="7-Zip" border="0">
107 <P><B>7-Zip</B> works in Windows 98/ME/NT/2000/XP/Vista. There is a port of the
108 command line version to Linux/Unix.</P>
111 <P>On <A href="http://sourceforge.net/projects/sevenzip/">7-Zip's Source Forge Page</A>
112 you can find a forum, bug reports, and feature request systems.</P>
114 <H2>Compression ratio</H2>
116 <P>We compared <B>7-Zip</B> with some of the leading archivers.</P>
119 <A href="http://www.mozilla.org/products/firefox/">Mozilla Firefox</A> 1.0.7 for Windows
121 <A href="http://earth.google.com/">Google Earth</A> 3.0.0616 for Windows
122 after full installation.</P>
124 <TABLE cellspacing ="2" cellpadding ="6">
126 <TH class="Title" rowspan = 3>Archiver</TH>
127 <TH class="Title" align="center" colspan = 2>Mozilla Firefox</TH>
128 <TH class="Title" align="center" colspan = 2>Google Earth</TH>
131 <TH class="Title" align="center" colspan = 2>161 files<BR>15,684,168 bytes</TH>
132 <TH class="Title" align="center" colspan = 2>115 files<BR>23,530,652 bytes</TH>
135 <TH class="Title" align="center">Compressed size</TH>
136 <TH class="Title" align="center">Ratio</TH>
137 <TH class="Title" align="center">Compressed size</TH>
138 <TH class="Title" align="center">Ratio</TH>
141 <TD class="Item"><B>7-Zip 4.23 (7z format)</B></TD>
142 <TD class="Item" align="center"><B>4621135</B></TD>
143 <TD class="Item" align="center"><B>100%</B></TD>
144 <TD class="Item" align="center"><B>6109183</B></TD>
145 <TD class="Item" align="center"><B>100%</B></TD>
148 <TD class="Item">WinRAR 3.50</TD>
149 <TD class="Item" align="center">5021556</TD>
150 <TD class="Item" align="center">109%</TD>
151 <TD class="Item" align="center">6824892</TD>
152 <TD class="Item" align="center">112%</TD>
155 <TD class="Item">CABARC 5.1</TD>
156 <TD class="Item" align="center">5131393</TD>
157 <TD class="Item" align="center">111%</TD>
158 <TD class="Item" align="center">7434325</TD>
159 <TD class="Item" align="center">122%</TD>
162 <TD class="Item">WinZip 10.0 beta (maximum-PPMd)</TD>
163 <TD class="Item" align="center">5277118</TD>
164 <TD class="Item" align="center">114%</TD>
165 <TD class="Item" align="center">8200708</TD>
166 <TD class="Item" align="center">134%</TD>
169 <TD class="Item"><B>7-Zip 4.23 (zip format)</B></TD>
170 <TD class="Item" align="center"><B>6222627</B></TD>
171 <TD class="Item" align="center"><B>135%</B></TD>
172 <TD class="Item" align="center"><B>8909446</B></TD>
173 <TD class="Item" align="center"><B>146%</B></TD>
176 <TD class="Item">WinZip 10.0 beta (maximum-portable)</TD>
177 <TD class="Item" align="center">6448666</TD>
178 <TD class="Item" align="center">140%</TD>
179 <TD class="Item" align="center">9153898</TD>
180 <TD class="Item" align="center">150%</TD>
184 <P>Compression ratio results are very dependent upon the data used for the tests.
185 Usually, <B>7-Zip</B> compresses to 7z format 30-70% better than to zip format.
186 And <B>7-Zip</B> compresses to zip format 2-10% better than most of other zip compatible programs.</P>
189 <TD vAlign=top align=right width=210>
191 <TABLE class=News cellpadding=3 cellspacing=1 border=0>
192 <TR class=NewsHeader>
193 <TD class=NewsTitle style="background-color:#808040;">Subscribe to 7-Zip News</TD>
196 To subscribe to notifications about new versions of 7-Zip,
197 send a blank email to:<BR>
198 <A href="mailto:7-Zip-subscribe@topica.com">7-Zip-subscribe@topica.com</A>
205 <TABLE class=News cellpadding=3 cellspacing=1 border=0>
207 <TD class=NewsText colSpan=2>
208 <P><A href="http://sourceforge.net/community/index.php/landing-pages/cca07/">
209 <IMG src="bestProjectTech.gif" alt="7-Zip CCA Awards" width="200" height="45"></A></P>
210 <P>7-Zip is a winner in the SourceForge.net Community Choice Awards 2007 in two categories:</P>
212 <LI>Best Project</LI>
213 <LI>Best Technical Design</LI>
220 <TABLE class=News cellpadding=3 cellspacing=1 border=0>
221 <TR class=NewsHeader>
222 <TD class=NewsTitle>7-Zip 4.62</TD>
223 <TD class=NewsDate>2008-12-02</TD></TR>
225 <TD class=NewsText colSpan=2>
226 <LI>LZMA compression for .ZIP archives
227 <LI>Some bugs were fixed
229 <A href="/history.txt">Read about all changes</A>
235 <TABLE class=News cellpadding=3 cellspacing=1 border=0>
236 <TR class=NewsHeader>
237 <TD class=NewsTitle>LZMA SDK 4.62</TD>
238 <TD class=NewsDate>2008-12-02</TD></TR>
240 <TD class=NewsText colSpan=2>
241 <LI>LZMA SDK is placed in the public domain
251 <HR><P><SMALL>Copyright (C) 2008 Igor Pavlov.</SMALL></P>
252 </TD></TR></TABLE></BODY></HTML>