Add files via upload

7z-file-format.html

@@ -9,12 +9,11 @@
   <meta name="KEYWORDS"
  content="7z, 7-zip, what is, 7zip, files, .7z, format, archives, what are, type, extension, features, lzma, lzma2, optimized deflate, specifications, specs, file">
   <meta name="ROBOTS" content="all">
-  <title>7Z file extension, 7-Zip archive format</title>
+  <title>7Z file extension</title>
   <meta name="viewport" content="width=device-width">
   <meta property="og:site_name"
  content="PeaZip file archiver utility, free RAR ZIP software">
-  <meta property="og:title"
- content="What is 7Z file format (7-Zip archives)">
+  <meta property="og:title" content="7Z file extension">
   <meta property="og:description"
  content="What is 7Z file format, native 7-Zip archives type extension. What are XZ, LZMA, 7z files features and specifications, maximum size, max number of files limit.">
   <meta property="og:image" content="free-zip/7z.png">
@@ -131,7 +130,7 @@
             <td colspan="1" rowspan="1" style="vertical-align: top;"> <br>
             <h1 style="text-align: center;"><big><big><big><a
  style="font-weight: bold;" name="7zip_file_format"></a><span
- style="font-weight: bold;">7Z file extension, 7-Zip archive format</span><br>
+ style="font-weight: bold;">7Z file extension</span><br>
             </big></big></big></h1>
             <br>
             </td>
@@ -161,7 +160,7 @@ <h1 style="text-align: center;"><big><big><big><a
         <tbody>
           <tr>
             <td
- style="vertical-align: top; text-align: center; background-color: rgb(204, 224, 255); font-weight: bold;"><small><a
+ style="vertical-align: top; text-align: center; font-weight: bold;"><small><a
  href="peazip-help-faq.html">FAQ, HOW TO</a></small></td>
             <td
  style="vertical-align: top; text-align: center; font-weight: bold;"><small><br>
@@ -617,8 +616,7 @@ <h3><img
       </td>
     </tr>
     <tr align="center">
-      <td
- style="vertical-align: top; background-color: rgb(243, 242, 241);">
+      <td style="vertical-align: top;">
       <table
  style="margin-left: auto; margin-right: auto; width: 960px; text-align: left;"
  border="0" cellpadding="0" cellspacing="0">

7zip-files-utility.html

@@ -161,7 +161,7 @@ <h1 style="text-align: center;"><big><big><big><a
         <tbody>
           <tr>
             <td
- style="vertical-align: top; text-align: center; background-color: rgb(204, 224, 255); font-weight: bold;"><small><a
+ style="vertical-align: top; text-align: center; font-weight: bold;"><small><a
  href="peazip-help-faq.html">FAQ, HOW TO</a></small></td>
             <td
  style="vertical-align: top; text-align: center; font-weight: bold;"><small><br>
@@ -250,6 +250,25 @@ <h3><img alt="free 7z files extractor"
 compression algorithm - optionally LZMA, PPMd, BZIP2 and Deflate are
 available as alternative compression algorithms - and built in strong
 compression based on AES256.<br>
+            <br>
+            <br>
+            <h4><big style="font-weight: bold;">7Z compression and
+extraction performances</big></h4>
+            <br>
+BZIP2, LMZA, LZMA algorithms provides <span style="font-weight: bold;">multi-threaded
+compression</span>, taking advantage of modern multi-core,
+multi-thraded CPUs, and BZip2 also provided <span
+ style="font-weight: bold;">multi-threaded decompression</span>
+improving extraction speed on muticore architrectures.<br>
+Extraction, however, is significantly faster than compression for most
+algorithms, and is consequently more likely to be limited by disk speed
+rather than CPU speed.<br>
+RAM speed is especially critical when using highest compression
+settings, as largest statistical models and widest data samples are
+kept in memory.<br>
+For more information and comparative test results see the <a
+ href="peazip-compression-benchmark.html">File Compression Benchmarks</a>
+section.<br>
             <br>
             <table style="width: 100%; text-align: left;" border="0"
  cellpadding="0" cellspacing="0">
@@ -330,14 +349,20 @@ <h2><img alt="create 7z files"
  style="font-weight: bold;">AES256 encryption </span>to
 password-protect the archive, and to <span style="font-weight: bold;">split
 file</span> - create
-multiple volumes smaller than desired<span style="font-style: italic;">
+multiple volumes <span style="font-weight: bold;">smaller than desired
 maximum output size</span>. <br>
 From "Advanced" tab, it is possible to
 further fine-tune compression settings; faster-than-zip compression is
 posible with Tino
-Reichardt's plugins for Brotli, Lizard, LZ4, LZ5, and Zstd algorithms,
+Reichardt's plugins for Brotli, FLZMA2, Lizard, LZ4, LZ5, and Zstd
+algorithms,
 supported by PeaZip, selecting one of those compression methods in
 Advanced tab.<br>
+                        <span style="font-style: italic;">In this way
+however the resulting archives will not be compatible with 7z archive
+managers not supporting those new compression algorithms, as notably
+vanilla 7-Zip, so using BZip2, LMZA, LZMA2 or PPMd is recommended if
+you intend to preserve interoperability with other archiver utilities.</span><br>
                         <br>
                         <span style="font-weight: bold;">Create self
 extracting 7z archives</span><br>
@@ -633,8 +658,7 @@ <h3 style="color: rgb(0, 0, 0);"><img
       </td>
     </tr>
     <tr align="center">
-      <td
- style="vertical-align: top; background-color: rgb(243, 242, 241);">
+      <td style="vertical-align: top;">
       <table
  style="margin-left: auto; margin-right: auto; width: 960px; text-align: left;"
  border="0" cellpadding="0" cellspacing="0">
@@ -657,17 +681,15 @@ <h3 style="color: rgb(0, 0, 0);"><img
             <img alt="how to open 7z files"
  src="free-rar/extract-rar.png" style="width: 1px; height: 1px;"
  vspace="3"><br>
-            </small><a href="index.html"><small></small></a><small><a
- href="index.html">All
+            </small><small><a href="index.html">All
 PeaZip downloads</a><br>
             </small><small><a href="peazip-linux.html">PeaZip
 for Linux</a><br>
             </small><small><a href="peazip-macos.html">PeaZip
 for macOS</a></small><br>
             <small> <a href="peazip-64bit.html">PeaZip
 for Windows</a><br>
-            </small><small><a href="peazip-sources.html">PeaZip sources</a></small><small><a
- href="peazip-linux.html"></a><br>
+            </small><small><a href="peazip-sources.html">PeaZip sources</a></small><small><br>
             </small></td>
             <td style="vertical-align: top; width: 25%;"><small><img
  alt="how to create 7z files" src="titles.png"

ace-files-utility.html

@@ -160,7 +160,7 @@ <h1 style="text-align: center;"><big><big><big><a
         <tbody>
           <tr>
             <td
- style="vertical-align: top; text-align: center; background-color: rgb(204, 224, 255); font-weight: bold;"><small><a
+ style="vertical-align: top; text-align: center; font-weight: bold;"><small><a
  href="peazip-help-faq.html">FAQ, HOW TO</a></small></td>
             <td
  style="vertical-align: top; text-align: center; font-weight: bold;"><small><br>
@@ -796,8 +796,7 @@ <h3 style="color: rgb(0, 0, 0);"><img
       </td>
     </tr>
     <tr align="center">
-      <td
- style="vertical-align: top; background-color: rgb(243, 242, 241);">
+      <td style="vertical-align: top;">
       <table
  style="margin-left: auto; margin-right: auto; width: 960px; text-align: left;"
  border="0" cellpadding="0" cellspacing="0">

add-files-to-existing-archive.html

@@ -159,7 +159,7 @@ <h1 style="text-align: center; font-weight: bold;"><big><big><big><a
         <tbody>
           <tr>
             <td
- style="vertical-align: top; text-align: center; background-color: rgb(204, 224, 255); font-weight: bold;"><small><a
+ style="vertical-align: top; text-align: center; font-weight: bold;"><small><a
  href="peazip-help-faq.html">FAQ, HOW TO</a></small></td>
             <td
  style="vertical-align: top; text-align: center; font-weight: bold;"><small><br>
@@ -408,8 +408,7 @@ <h3 style="color: rgb(0, 0, 0);"><img
       </td>
     </tr>
     <tr align="center">
-      <td
- style="vertical-align: top; background-color: rgb(243, 242, 241);">
+      <td style="vertical-align: top;">
       <table
  style="margin-left: auto; margin-right: auto; width: 960px; text-align: left;"
  border="0" cellpadding="0" cellspacing="0">
@@ -432,17 +431,15 @@ <h3 style="color: rgb(0, 0, 0);"><img
             <img alt="how to add new files to archive"
  src="free-rar/extract-rar.png" style="width: 1px; height: 1px;"
  vspace="3"><br>
-            </small><a href="index.html"><small></small></a><small><a
- href="index.html">All
+            </small><small><a href="index.html">All
 PeaZip downloads</a><br>
             </small><small><a href="peazip-linux.html">PeaZip
 for Linux</a><br>
             </small><small><a href="peazip-macos.html">PeaZip
 for macOS</a></small><br>
             <small> <a href="peazip-64bit.html">PeaZip
 for Windows</a><br>
-            </small><small><a href="peazip-sources.html">PeaZip sources</a></small><small><a
- href="peazip-linux.html"></a><br>
+            </small><small><a href="peazip-sources.html">PeaZip sources</a></small><small><br>
             </small></td>
             <td style="vertical-align: top; width: 25%;"><small><img
  alt="add new files to archive" src="titles.png"

add-remove-files-from-archive.html

@@ -159,7 +159,7 @@ <h1 style="text-align: center; font-weight: bold;"><big><big><big><a
         <tbody>
           <tr>
             <td
- style="vertical-align: top; text-align: center; background-color: rgb(204, 224, 255); font-weight: bold;"><small><a
+ style="vertical-align: top; text-align: center; font-weight: bold;"><small><a
  href="peazip-help-faq.html">FAQ, HOW TO</a></small></td>
             <td
  style="vertical-align: top; text-align: center; font-weight: bold;"><small><br>
@@ -436,8 +436,7 @@ <h3 style="color: rgb(0, 0, 0);"><img
       </td>
     </tr>
     <tr align="center">
-      <td
- style="vertical-align: top; background-color: rgb(243, 242, 241);">
+      <td style="vertical-align: top;">
       <table
  style="margin-left: auto; margin-right: auto; width: 960px; text-align: left;"
  border="0" cellpadding="0" cellspacing="0">

antivirus-scan-zipped-files.html

@@ -161,7 +161,7 @@ <h1 style="text-align: center;"><big><big><big><a
         <tbody>
           <tr>
             <td
- style="vertical-align: top; text-align: center; background-color: rgb(204, 224, 255); font-weight: bold;"><small><a
+ style="vertical-align: top; text-align: center; font-weight: bold;"><small><a
  href="peazip-help-faq.html">FAQ, HOW TO</a></small></td>
             <td
  style="vertical-align: top; text-align: center; font-weight: bold;"><small><br>
@@ -589,8 +589,7 @@ <h3><img title="Security FAQ"
       </td>
     </tr>
     <tr align="center">
-      <td
- style="vertical-align: top; background-color: rgb(243, 242, 241);">
+      <td style="vertical-align: top;">
       <table
  style="margin-left: auto; margin-right: auto; width: 960px; text-align: left;"
  border="0" cellpadding="0" cellspacing="0">

arc-files-utility.html

@@ -158,7 +158,7 @@ <h1 style="text-align: center; font-weight: bold;"><big><big><big><a
         <tbody>
           <tr>
             <td
- style="vertical-align: top; text-align: center; background-color: rgb(204, 224, 255); font-weight: bold;"><small><a
+ style="vertical-align: top; text-align: center; font-weight: bold;"><small><a
  href="peazip-help-faq.html">FAQ, HOW TO</a></small></td>
             <td
  style="vertical-align: top; text-align: center; font-weight: bold;"><small><br>
@@ -852,8 +852,7 @@ <h3 style="color: rgb(0, 0, 0);"><img
       </td>
     </tr>
     <tr align="center">
-      <td
- style="vertical-align: top; background-color: rgb(243, 242, 241);">
+      <td style="vertical-align: top;">
       <table
  style="margin-left: auto; margin-right: auto; width: 960px; text-align: left;"
  border="0" cellpadding="0" cellspacing="0">
@@ -876,17 +875,15 @@ <h3 style="color: rgb(0, 0, 0);"><img
             <img alt="free arc files extraction utility"
  src="free-rar/extract-rar.png" style="width: 1px; height: 1px;"
  vspace="3"><br>
-            </small><a href="index.html"><small></small></a><small><a
- href="index.html">All
+            </small><small><a href="index.html">All
 PeaZip downloads</a><br>
             </small><small><a href="peazip-linux.html">PeaZip
 for Linux</a><br>
             </small><small><a href="peazip-macos.html">PeaZip
 for macOS</a></small><br>
             <small> <a href="peazip-64bit.html">PeaZip
 for Windows</a><br>
-            </small><small><a href="peazip-sources.html">PeaZip sources</a></small><small><a
- href="peazip-linux.html"></a><br>
+            </small><small><a href="peazip-sources.html">PeaZip sources</a></small><small><br>
             </small></td>
             <td style="vertical-align: top; width: 25%;"><small><img
  alt="create arc files" src="titles.png"

archive-file-formats-comparison.html

@@ -162,7 +162,7 @@ <h1 style="text-align: center;"><big><big><big><a
         <tbody>
           <tr>
             <td
- style="vertical-align: top; text-align: center; background-color: rgb(204, 224, 255); font-weight: bold;"><small><a
+ style="vertical-align: top; text-align: center; font-weight: bold;"><small><a
  href="peazip-help-faq.html">FAQ, HOW TO</a></small></td>
             <td
  style="vertical-align: top; text-align: center; font-weight: bold;"><small><br>
@@ -851,8 +851,7 @@ <h3 style="color: rgb(0, 0, 0);"><img
       </td>
     </tr>
     <tr align="center">
-      <td
- style="vertical-align: top; background-color: rgb(243, 242, 241);">
+      <td style="vertical-align: top;">
       <table
  style="margin-left: auto; margin-right: auto; width: 960px; text-align: left;"
  border="0" cellpadding="0" cellspacing="0">

backup-files.html

@@ -162,7 +162,7 @@ <h1 style="text-align: center;"><big><big><big><a
         <tbody>
           <tr>
             <td
- style="vertical-align: top; text-align: center; background-color: rgb(204, 224, 255); font-weight: bold;"><small><a
+ style="vertical-align: top; text-align: center; font-weight: bold;"><small><a
  href="peazip-help-faq.html">FAQ, HOW TO</a></small></td>
             <td
  style="vertical-align: top; text-align: center; font-weight: bold;"><small><br>
@@ -547,8 +547,7 @@ <h3><img title="Security FAQ" alt="backup utility"
       </td>
     </tr>
     <tr align="center">
-      <td
- style="vertical-align: top; background-color: rgb(243, 242, 241);">
+      <td style="vertical-align: top;">
       <table
  style="margin-left: auto; margin-right: auto; width: 960px; text-align: left;"
  border="0" cellpadding="0" cellspacing="0">

benchmark-open-large-archive.html

@@ -185,7 +185,7 @@ <h1 style="text-align: center; font-weight: bold;"><big><big><big><a
  style="vertical-align: top; text-align: center; font-weight: bold;"><small><br>
             </small></td>
             <td
- style="vertical-align: top; text-align: center; font-weight: bold; background-color: rgb(204, 224, 255);"><small><a
+ style="vertical-align: top; text-align: center; font-weight: bold;"><small><a
  href="benchmark-open-large-archive.html">LARGE ARCHIVES</a></small></td>
           </tr>
         </tbody>
@@ -767,8 +767,7 @@ <h3><big><big><big><a style="font-weight: bold;"
       </td>
     </tr>
     <tr align="center">
-      <td
- style="vertical-align: top; background-color: rgb(243, 242, 241);">
+      <td style="vertical-align: top;">
       <table
  style="margin-left: auto; margin-right: auto; width: 960px; text-align: left;"
  border="0" cellpadding="0" cellspacing="0">

brotli-compressed-file-format.html

@@ -159,7 +159,7 @@ <h1 style="text-align: center;"><big><big><big><a
         <tbody>
           <tr>
             <td
- style="vertical-align: top; text-align: center; background-color: rgb(204, 224, 255); font-weight: bold;"><small><a
+ style="vertical-align: top; text-align: center; font-weight: bold;"><small><a
  href="peazip-help-faq.html">FAQ, HOW TO</a></small></td>
             <td
  style="vertical-align: top; text-align: center; font-weight: bold;"><small><br>
@@ -522,8 +522,7 @@ <h3><img
       </td>
     </tr>
     <tr align="center">
-      <td
- style="vertical-align: top; background-color: rgb(243, 242, 241);">
+      <td style="vertical-align: top;">
       <table
  style="margin-left: auto; margin-right: auto; width: 960px; text-align: left;"
  border="0" cellpadding="0" cellspacing="0">
@@ -545,17 +544,15 @@ <h3><img
             <a name="brotli_file_format"></a>DOWNLOADS<br>
             <img alt="br file extension" src="free-rar/extract-rar.png"
  style="width: 1px; height: 1px;" vspace="3"><br>
-            </small><a href="index.html"><small></small></a><small><a
- href="index.html">All
+            </small><small><a href="index.html">All
 PeaZip downloads</a><br>
             </small><small><a href="peazip-linux.html">PeaZip
 for Linux</a><br>
             </small><small><a href="peazip-macos.html">PeaZip
 for macOS</a></small><br>
             <small> <a href="peazip-64bit.html">PeaZip
 for Windows</a><br>
-            </small><small><a href="peazip-sources.html">PeaZip sources</a></small><small><a
- href="peazip-linux.html"></a><br>
+            </small><small><a href="peazip-sources.html">PeaZip sources</a></small><small><br>
             </small></td>
             <td style="vertical-align: top; width: 25%;"><small><img
  alt="br file format" src="titles.png"

brotli-compression-utility.html

@@ -162,7 +162,7 @@ <h1 style="text-align: center;"><big><big><big><a
         <tbody>
           <tr>
             <td
- style="vertical-align: top; text-align: center; background-color: rgb(204, 224, 255); font-weight: bold;"><small><a
+ style="vertical-align: top; text-align: center; font-weight: bold;"><small><a
  href="peazip-help-faq.html">FAQ, HOW TO</a></small></td>
             <td
  style="vertical-align: top; text-align: center; font-weight: bold;"><small><br>
@@ -592,8 +592,7 @@ <h3 style="color: rgb(0, 0, 0);"><img
       </td>
     </tr>
     <tr align="center">
-      <td
- style="vertical-align: top; background-color: rgb(243, 242, 241);">
+      <td style="vertical-align: top;">
       <table
  style="margin-left: auto; margin-right: auto; width: 960px; text-align: left;"
  border="0" cellpadding="0" cellspacing="0">