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		<id>http://fileformats.archiveteam.org/index.php?action=history&amp;feed=atom&amp;title=TRAC_programming_language</id>
		<title>TRAC programming language - Revision history</title>
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		<updated>2026-04-11T09:45:32Z</updated>
		<subtitle>Revision history for this page on the wiki</subtitle>
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	<entry>
		<id>http://fileformats.archiveteam.org/index.php?title=TRAC_programming_language&amp;diff=20057&amp;oldid=prev</id>
		<title>Dan Tobias at 14:54, 11 December 2014</title>
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				<updated>2014-12-11T14:54:02Z</updated>
		
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			&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 14:54, 11 December 2014&lt;/td&gt;
			&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 7:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 7:&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;'''TRAC''' (Text Reckoning and Compiling) is a programming language invented by Calvin Mooers in the 1960s, and featured in Ted Nelson's book ''Computer Lib'' in the 1970s. Like [[LISP]], it has a syntax involving huge numbers of parentheses which build up nested structures, though where the basic elements of LISP are lists, TRAC is based around text strings. Since the operators of TRAC are themselves text strings, programs are able to be self-modifying.&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;'''TRAC''' (Text Reckoning and Compiling) is a programming language invented by Calvin Mooers in the 1960s, and featured in Ted Nelson's book ''Computer Lib'' in the 1970s. Like [[LISP]], it has a syntax involving huge numbers of parentheses which build up nested structures, though where the basic elements of LISP are lists, TRAC is based around text strings. Since the operators of TRAC are themselves text strings, programs are able to be self-modifying.&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;While there were open-source projects involving TRAC as late as the 2000s, none appear to be active at the moment. While living, Mooers (who died in 1994) was vigorous in protecting intellectual property rights to the name TRAC (which he registered a trademark on), even at one point suing DEC for selling a computer with a TRAC interpreter not licensed from him. Despite that, the name ended up getting used for several unrelated software-related projects, confusingly enough.&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;While there were open-source projects involving TRAC as late as the 2000s, none appear to be active at the moment. While living, Mooers (who died in 1994) was vigorous in protecting intellectual property rights to the name TRAC (which he registered a trademark on), even at one point suing DEC for selling a computer with a TRAC interpreter not licensed from him. Despite that, the name ended up getting used for several unrelated software-related projects &lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;(as well as [http://www.crl.edu/sites/default/files/attachments/pages/trac_0.pdf Trusted Repository Audit Criteria] in the archiving field)&lt;/ins&gt;, confusingly enough.&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;== References ==&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;== References ==&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;* [[Wikipedia:TRAC (programming_language)|Wikipedia article]]&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;* [[Wikipedia:TRAC (programming_language)|Wikipedia article]]&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=TRAC_programming_language&amp;diff=16799&amp;oldid=prev</id>
		<title>Dan Tobias at 17:46, 31 March 2014</title>
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				<updated>2014-03-31T17:46:59Z</updated>
		
		<summary type="html">&lt;p&gt;&lt;/p&gt;
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			&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 17:46, 31 March 2014&lt;/td&gt;
			&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 3:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 3:&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;|subcat=Programming Languages&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;|subcat=Programming Languages&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;}}&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;}}&lt;/div&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;&lt;del style=&quot;color: red; font-weight: bold; text-decoration: none;&quot;&gt;&lt;/del&gt;&lt;/div&gt;&lt;/td&gt;&lt;td colspan=&quot;2&quot;&gt;&amp;#160;&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;:''Not to be confused with a bunch of other things named TRAC or Trac, including an open-source bug-tracker.''&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;:''Not to be confused with a bunch of other things named TRAC or Trac, including an open-source bug-tracker.''&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 colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 11:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 10:&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;== References ==&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;== References ==&lt;/div&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;* [&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;http&lt;/del&gt;:&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;//en.wikipedia.org/wiki/TRAC_%28programming_language%29 &lt;/del&gt;TRAC (&lt;del class=&quot;diffchange diffchange-inline&quot;&gt;Wikipedia&lt;/del&gt;)]&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;* [&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;[Wikipedia&lt;/ins&gt;:TRAC (&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;programming_language&lt;/ins&gt;)&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;|Wikipedia article]&lt;/ins&gt;]&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=TRAC_programming_language&amp;diff=7053&amp;oldid=prev</id>
		<title>Dan Tobias at 12:51, 1 December 2012</title>
		<link rel="alternate" type="text/html" href="http://fileformats.archiveteam.org/index.php?title=TRAC_programming_language&amp;diff=7053&amp;oldid=prev"/>
				<updated>2012-12-01T12:51:23Z</updated>
		
		<summary type="html">&lt;p&gt;&lt;/p&gt;
&lt;table class='diff diff-contentalign-left'&gt;
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			&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 12:51, 1 December 2012&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;
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&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;'''TRAC''' (Text Reckoning and Compiling) is a programming language invented by Calvin Mooers in the 1960s, and featured in Ted Nelson's book ''Computer Lib'' in the 1970s. Like [[LISP]], it has a syntax involving huge numbers of parentheses which build up nested structures, though where the basic elements of LISP are lists, TRAC is based around text strings. Since the operators of TRAC are themselves text strings, programs are able to be self-modifying.&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;'''TRAC''' (Text Reckoning and Compiling) is a programming language invented by Calvin Mooers in the 1960s, and featured in Ted Nelson's book ''Computer Lib'' in the 1970s. Like [[LISP]], it has a syntax involving huge numbers of parentheses which build up nested structures, though where the basic elements of LISP are lists, TRAC is based around text strings. Since the operators of TRAC are themselves text strings, programs are able to be self-modifying.&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;While there were open-source projects involving TRAC as late as the 2000s, none appear to be active at the moment. While living, Mooers (who died in 1994) was vigorous in protecting intellectual property rights to the name TRAC (which he registered a trademark on), even at one point suing DEC for selling a computer with a TRAC interpreter not licensed from him.&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;While there were open-source projects involving TRAC as late as the 2000s, none appear to be active at the moment. While living, Mooers (who died in 1994) was vigorous in protecting intellectual property rights to the name TRAC (which he registered a trademark on), even at one point suing DEC for selling a computer with a TRAC interpreter not licensed from him&lt;ins class=&quot;diffchange diffchange-inline&quot;&gt;. Despite that, the name ended up getting used for several unrelated software-related projects, confusingly enough&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;== References ==&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;== References ==&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;* [http://en.wikipedia.org/wiki/TRAC_%28programming_language%29 TRAC (Wikipedia)]&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;* [http://en.wikipedia.org/wiki/TRAC_%28programming_language%29 TRAC (Wikipedia)]&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=TRAC_programming_language&amp;diff=4618&amp;oldid=prev</id>
		<title>Dan Tobias: Created page with &quot;{{FormatInfo |formattype=Languages |subcat=Programming Languages }}  :''Not to be confused with a bunch of other things named TRAC or Trac, including an open-source bug-tracke...&quot;</title>
		<link rel="alternate" type="text/html" href="http://fileformats.archiveteam.org/index.php?title=TRAC_programming_language&amp;diff=4618&amp;oldid=prev"/>
				<updated>2012-11-18T09:08:47Z</updated>
		
		<summary type="html">&lt;p&gt;Created page with &amp;quot;{{FormatInfo |formattype=Languages |subcat=Programming Languages }}  :&amp;#039;&amp;#039;Not to be confused with a bunch of other things named TRAC or Trac, including an open-source bug-tracke...&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=Languages&lt;br /&gt;
|subcat=Programming Languages&lt;br /&gt;
}}&lt;br /&gt;
&lt;br /&gt;
:''Not to be confused with a bunch of other things named TRAC or Trac, including an open-source bug-tracker.''&lt;br /&gt;
&lt;br /&gt;
'''TRAC''' (Text Reckoning and Compiling) is a programming language invented by Calvin Mooers in the 1960s, and featured in Ted Nelson's book ''Computer Lib'' in the 1970s. Like [[LISP]], it has a syntax involving huge numbers of parentheses which build up nested structures, though where the basic elements of LISP are lists, TRAC is based around text strings. Since the operators of TRAC are themselves text strings, programs are able to be self-modifying.&lt;br /&gt;
&lt;br /&gt;
While there were open-source projects involving TRAC as late as the 2000s, none appear to be active at the moment. While living, Mooers (who died in 1994) was vigorous in protecting intellectual property rights to the name TRAC (which he registered a trademark on), even at one point suing DEC for selling a computer with a TRAC interpreter not licensed from him.&lt;br /&gt;
&lt;br /&gt;
== References ==&lt;br /&gt;
* [http://en.wikipedia.org/wiki/TRAC_%28programming_language%29 TRAC (Wikipedia)]&lt;/div&gt;</summary>
		<author><name>Dan Tobias</name></author>	</entry>

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