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		<id>http://fileformats.archiveteam.org/index.php?action=history&amp;feed=atom&amp;title=OCAD</id>
		<title>OCAD - Revision history</title>
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		<updated>2026-04-03T21:17:00Z</updated>
		<subtitle>Revision history for this page on the wiki</subtitle>
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	<entry>
		<id>http://fileformats.archiveteam.org/index.php?title=OCAD&amp;diff=36200&amp;oldid=prev</id>
		<title>Dan Tobias: /* Identification */</title>
		<link rel="alternate" type="text/html" href="http://fileformats.archiveteam.org/index.php?title=OCAD&amp;diff=36200&amp;oldid=prev"/>
				<updated>2020-07-07T14:03:34Z</updated>
		
		<summary type="html">&lt;p&gt;‎&lt;span dir=&quot;auto&quot;&gt;&lt;span class=&quot;autocomment&quot;&gt;Identification&lt;/span&gt;&lt;/span&gt;&lt;/p&gt;
&lt;table class='diff diff-contentalign-left'&gt;
				&lt;col class='diff-marker' /&gt;
				&lt;col class='diff-content' /&gt;
				&lt;col class='diff-marker' /&gt;
				&lt;col class='diff-content' /&gt;
			&lt;tr valign='top'&gt;
			&lt;td colspan='2' style=&quot;background-color: white; color:black;&quot;&gt;← Older revision&lt;/td&gt;
			&lt;td colspan='2' style=&quot;background-color: white; color:black;&quot;&gt;Revision as of 14:03, 7 July 2020&lt;/td&gt;
			&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 8:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 8:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;== Identification ==&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;== Identification ==&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;−&lt;/td&gt;&lt;td style=&quot;background: #ffa; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;Files start with the bytes &amp;lt;code&amp;gt;AD 0C&amp;lt;/code&amp;gt; (hex), which represent a 16-bit integer &amp;lt;code&amp;gt;0CAD&amp;lt;/code&amp;gt; (hex) in [[Endianness|little-endian]] form, spelling out the name of the software. (It's equivalent to the less interesting 3245 in decimal.) The specs don't specifically mention the endianness, so it's possible that implementations on system architectures with big-endian system-level order might start files with &amp;lt;code&amp;gt;0C AD&amp;lt;/code&amp;gt; and produce files not necessarily compatible with other systems, though it does not appear that such implementations actually exist.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;background: #cfc; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;Files start with the bytes &amp;lt;code&amp;gt;AD 0C&amp;lt;/code&amp;gt; (hex), which represent a 16-bit integer &amp;lt;code&amp;gt;0CAD&amp;lt;/code&amp;gt; (hex) in [[Endianness|little-endian]] form, spelling out the name of the software. (It's equivalent to the less interesting 3245 in decimal.) The specs don't specifically mention the endianness, so it's possible that implementations on system architectures with big-endian system-level order might start files with &amp;lt;code&amp;gt;0C AD&amp;lt;/code&amp;gt; and produce files not necessarily compatible with other systems, though it does not appear that such implementations actually exist&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;. If they did, then one could use the presence of &amp;lt;code&amp;gt;AD 0C&amp;lt;/code&amp;gt; or &amp;lt;code&amp;gt;0C AD&amp;lt;/code&amp;gt; at the beginning of a file as a [[Byte Order Mark]] equivalent to distinguish them&lt;/ins&gt;.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;The following byte is 0 for a normal map, 1 for a course setting project, 2 for a file saved in Server.&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;The following byte is 0 for a normal map, 1 for a course setting project, 2 for a file saved in Server.&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Dan Tobias</name></author>	</entry>

	<entry>
		<id>http://fileformats.archiveteam.org/index.php?title=OCAD&amp;diff=36138&amp;oldid=prev</id>
		<title>Dan Tobias at 14:55, 4 July 2020</title>
		<link rel="alternate" type="text/html" href="http://fileformats.archiveteam.org/index.php?title=OCAD&amp;diff=36138&amp;oldid=prev"/>
				<updated>2020-07-04T14:55:55Z</updated>
		
		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table class='diff diff-contentalign-left'&gt;
				&lt;col class='diff-marker' /&gt;
				&lt;col class='diff-content' /&gt;
				&lt;col class='diff-marker' /&gt;
				&lt;col class='diff-content' /&gt;
			&lt;tr valign='top'&gt;
			&lt;td colspan='2' style=&quot;background-color: white; color:black;&quot;&gt;← Older revision&lt;/td&gt;
			&lt;td colspan='2' style=&quot;background-color: white; color:black;&quot;&gt;Revision as of 14:55, 4 July 2020&lt;/td&gt;
			&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 18:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 18:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;* [https://www.ocad.ch/docs/OCAD9Format.txt OCAD 9 File Format]&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;* [https://www.ocad.ch/docs/OCAD9Format.txt OCAD 9 File Format]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;* [https://www.ocad.ch/docs/format8.txt OCAD 6/7/8 File Format]&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;* [https://www.ocad.ch/docs/format8.txt OCAD 6/7/8 File Format]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;background: #cfc; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;color: red; font-weight: bold; text-decoration: none;&quot;&gt;&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;background: #cfc; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;color: red; font-weight: bold; text-decoration: none;&quot;&gt;== Sample files ==&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&lt;/td&gt;&lt;td class='diff-marker'&gt;+&lt;/td&gt;&lt;td style=&quot;background: #cfc; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;&lt;ins style=&quot;color: red; font-weight: bold; text-decoration: none;&quot;&gt;The free viewer (downloadable below) includes some samples, which can be found in a directory within the installed program directory, such as &amp;lt;code&amp;gt;C:\Program Files\OCAD\OCAD 2018 Viewer\Samples&amp;lt;/code&amp;gt;.&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;== Software ==&lt;/div&gt;&lt;/td&gt;&lt;td class='diff-marker'&gt;&amp;#160;&lt;/td&gt;&lt;td style=&quot;background: #eee; color:black; font-size: smaller;&quot;&gt;&lt;div&gt;== Software ==&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Dan Tobias</name></author>	</entry>

	<entry>
		<id>http://fileformats.archiveteam.org/index.php?title=OCAD&amp;diff=36130&amp;oldid=prev</id>
		<title>Dan Tobias: Created page with &quot;{{FormatInfo |formattype=electronic |subcat=Geospatial |extensions={{ext|ocd}} }} '''OCAD''' (Orienteering Computer Aided Design) is a software system for cartography (map mak...&quot;</title>
		<link rel="alternate" type="text/html" href="http://fileformats.archiveteam.org/index.php?title=OCAD&amp;diff=36130&amp;oldid=prev"/>
				<updated>2020-07-03T21:19:37Z</updated>
		
		<summary type="html">&lt;p&gt;Created page with &amp;quot;{{FormatInfo |formattype=electronic |subcat=Geospatial |extensions={{ext|ocd}} }} &amp;#039;&amp;#039;&amp;#039;OCAD&amp;#039;&amp;#039;&amp;#039; (Orienteering Computer Aided Design) is a software system for cartography (map mak...&amp;quot;&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;{{FormatInfo&lt;br /&gt;
|formattype=electronic&lt;br /&gt;
|subcat=Geospatial&lt;br /&gt;
|extensions={{ext|ocd}}&lt;br /&gt;
}}&lt;br /&gt;
'''OCAD''' (Orienteering Computer Aided Design) is a software system for cartography (map making) with particular functionality for use connected to the sport of orienteering, which involves direction-finding. The software was created in Switzerland and released in 17 languages. It is sold on a subscription basis.&lt;br /&gt;
&lt;br /&gt;
== Identification ==&lt;br /&gt;
&lt;br /&gt;
Files start with the bytes &amp;lt;code&amp;gt;AD 0C&amp;lt;/code&amp;gt; (hex), which represent a 16-bit integer &amp;lt;code&amp;gt;0CAD&amp;lt;/code&amp;gt; (hex) in [[Endianness|little-endian]] form, spelling out the name of the software. (It's equivalent to the less interesting 3245 in decimal.) The specs don't specifically mention the endianness, so it's possible that implementations on system architectures with big-endian system-level order might start files with &amp;lt;code&amp;gt;0C AD&amp;lt;/code&amp;gt; and produce files not necessarily compatible with other systems, though it does not appear that such implementations actually exist.&lt;br /&gt;
&lt;br /&gt;
The following byte is 0 for a normal map, 1 for a course setting project, 2 for a file saved in Server.&lt;br /&gt;
&lt;br /&gt;
== Format description ==&lt;br /&gt;
* [https://www.ocad.com/wiki/ocad/en/index.php?title=OCAD_12_File_Format OCAD 12 File Format]&lt;br /&gt;
* [https://www.ocad.com/wiki/ocad11/en/index.php?title=OCAD_11_File_Format OCAD 11 File Format]&lt;br /&gt;
* [https://www.ocad.ch/docs/OCAD10Format.txt OCAD 10 File Format]&lt;br /&gt;
* [https://www.ocad.ch/docs/OCAD9Format.txt OCAD 9 File Format]&lt;br /&gt;
* [https://www.ocad.ch/docs/format8.txt OCAD 6/7/8 File Format]&lt;br /&gt;
&lt;br /&gt;
== Software ==&lt;br /&gt;
* [https://ocad.com/dwn/OCAD2018Viewer.php Free OCAD Viewer]&lt;br /&gt;
&lt;br /&gt;
== Links ==&lt;br /&gt;
* [https://www.ocad.com/ Official site]&lt;br /&gt;
* [https://www.ocad.com/wiki/ocad/en/index.php?title=Technical_Data OCAD Technical Data]&lt;br /&gt;
&lt;br /&gt;
[[Category:3D and CAD/CAM Models]]&lt;/div&gt;</summary>
		<author><name>Dan Tobias</name></author>	</entry>

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