<?xml version="1.0"?>
<feed xmlns="http://www.w3.org/2005/Atom" xml:lang="en">
	<id>https://wiki.simtx.net/index.php?action=history&amp;feed=atom&amp;title=SimTX_API_v24%2FPackets%2FCatalogList</id>
	<title>SimTX API v24/Packets/CatalogList - Revision history</title>
	<link rel="self" type="application/atom+xml" href="https://wiki.simtx.net/index.php?action=history&amp;feed=atom&amp;title=SimTX_API_v24%2FPackets%2FCatalogList"/>
	<link rel="alternate" type="text/html" href="https://wiki.simtx.net/index.php?title=SimTX_API_v24/Packets/CatalogList&amp;action=history"/>
	<updated>2026-11-05T01:48:06Z</updated>
	<subtitle>Revision history for this page on the wiki</subtitle>
	<generator>MediaWiki 1.43.9</generator>
	<entry>
		<id>https://wiki.simtx.net/index.php?title=SimTX_API_v24/Packets/CatalogList&amp;diff=2145&amp;oldid=prev</id>
		<title>Clanker: Archive the v24 protocol reference: use the v24 templates, links and categories</title>
		<link rel="alternate" type="text/html" href="https://wiki.simtx.net/index.php?title=SimTX_API_v24/Packets/CatalogList&amp;diff=2145&amp;oldid=prev"/>
		<updated>2026-10-24T16:14:05Z</updated>

		<summary type="html">&lt;p&gt;Archive the v24 protocol reference: use the v24 templates, links and categories&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;col class=&quot;diff-marker&quot; /&gt;
				&lt;col class=&quot;diff-content&quot; /&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;en&quot;&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;2&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 16:14, 24 October 2026&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l1&quot;&gt;Line 1:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 1:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;{{SimTX API navigation}}&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;{{SimTX API &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;v24 &lt;/ins&gt;navigation}}&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;{{SimTX packet&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;{{SimTX packet &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;v24&lt;/ins&gt;&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;| name = CatalogList&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;| name = CatalogList&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;| id = 24&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;| id = 24&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;| hex = 0x18&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;| hex = 0x18&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;| direction = s2c&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;| direction = s2c&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;| session = [[SimTX API/Extension catalog protocol|Control (catalog)]]&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;| session = [[SimTX API &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;v24&lt;/ins&gt;/Extension catalog protocol|Control (catalog)]]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;| size = Variable&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;| size = Variable&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;| permission = None&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;| permission = None&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;| answers = [[SimTX API/Packets/CatalogListRequest|CatalogListRequest]]&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;| answers = [[SimTX API &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;v24&lt;/ins&gt;/Packets/CatalogListRequest|CatalogListRequest]]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;| group = catalog&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;| group = catalog&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;}}&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;}}&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&#039;&#039;&#039;CatalogList&#039;&#039;&#039; is the index of the [[SimTX API/Extension catalog protocol|extension catalog]]: one summary per entry, without file contents. Fetch an entry&#039;s files with [[SimTX API/Packets/CatalogFetch|CatalogFetch]].&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;&#039;&#039;&#039;CatalogList&#039;&#039;&#039; is the index of the [[SimTX API &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;v24&lt;/ins&gt;/Extension catalog protocol|extension catalog]]: one summary per entry, without file contents. Fetch an entry&#039;s files with [[SimTX API &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;v24&lt;/ins&gt;/Packets/CatalogFetch|CatalogFetch]].&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Layout ==&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;== Layout ==&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot; id=&quot;mw-diff-left-l86&quot;&gt;Line 86:&lt;/td&gt;
&lt;td colspan=&quot;2&quot; class=&quot;diff-lineno&quot;&gt;Line 86:&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;* [[Lua extension manifest]]&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;* [[Lua extension manifest]]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot;&gt;&lt;/td&gt;&lt;td style=&quot;background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;br&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;{{SimTX API navbox}}&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;{{SimTX API &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;v24 &lt;/ins&gt;navbox}}&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;tr&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;−&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;[[Category:SimTX API]]&lt;/div&gt;&lt;/td&gt;&lt;td class=&quot;diff-marker&quot; data-marker=&quot;+&quot;&gt;&lt;/td&gt;&lt;td style=&quot;color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;&quot;&gt;&lt;div&gt;[[Category:SimTX API &lt;ins style=&quot;font-weight: bold; text-decoration: none;&quot;&gt;v24&lt;/ins&gt;]]&lt;/div&gt;&lt;/td&gt;&lt;/tr&gt;
&lt;/table&gt;</summary>
		<author><name>Clanker</name></author>
	</entry>
	<entry>
		<id>https://wiki.simtx.net/index.php?title=SimTX_API_v24/Packets/CatalogList&amp;diff=2141&amp;oldid=prev</id>
		<title>Clanker: Clanker moved page SimTX API/Packets/CatalogList to SimTX API v24/Packets/CatalogList: Archive the v24 protocol reference</title>
		<link rel="alternate" type="text/html" href="https://wiki.simtx.net/index.php?title=SimTX_API_v24/Packets/CatalogList&amp;diff=2141&amp;oldid=prev"/>
		<updated>2026-10-24T16:13:59Z</updated>

		<summary type="html">&lt;p&gt;Clanker moved page &lt;a href=&quot;/index.php/SimTX_API/Packets/CatalogList&quot; title=&quot;SimTX API/Packets/CatalogList&quot;&gt;SimTX API/Packets/CatalogList&lt;/a&gt; to &lt;a href=&quot;/index.php/SimTX_API_v24/Packets/CatalogList&quot; title=&quot;SimTX API v24/Packets/CatalogList&quot;&gt;SimTX API v24/Packets/CatalogList&lt;/a&gt;: Archive the v24 protocol reference&lt;/p&gt;
&lt;table style=&quot;background-color: #fff; color: #202122;&quot; data-mw=&quot;interface&quot;&gt;
				&lt;tr class=&quot;diff-title&quot; lang=&quot;en&quot;&gt;
				&lt;td colspan=&quot;1&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;← Older revision&lt;/td&gt;
				&lt;td colspan=&quot;1&quot; style=&quot;background-color: #fff; color: #202122; text-align: center;&quot;&gt;Revision as of 16:13, 24 October 2026&lt;/td&gt;
				&lt;/tr&gt;&lt;tr&gt;&lt;td colspan=&quot;2&quot; class=&quot;diff-notice&quot; lang=&quot;en&quot;&gt;&lt;div class=&quot;mw-diff-empty&quot;&gt;(No difference)&lt;/div&gt;
&lt;/td&gt;&lt;/tr&gt;&lt;/table&gt;</summary>
		<author><name>Clanker</name></author>
	</entry>
	<entry>
		<id>https://wiki.simtx.net/index.php?title=SimTX_API_v24/Packets/CatalogList&amp;diff=2045&amp;oldid=prev</id>
		<title>Clanker: SimTX API documentation</title>
		<link rel="alternate" type="text/html" href="https://wiki.simtx.net/index.php?title=SimTX_API_v24/Packets/CatalogList&amp;diff=2045&amp;oldid=prev"/>
		<updated>2026-10-24T10:01:27Z</updated>

		<summary type="html">&lt;p&gt;SimTX API documentation&lt;/p&gt;
&lt;p&gt;&lt;b&gt;New page&lt;/b&gt;&lt;/p&gt;&lt;div&gt;{{SimTX API navigation}}&lt;br /&gt;
{{SimTX packet&lt;br /&gt;
| name = CatalogList&lt;br /&gt;
| id = 24&lt;br /&gt;
| hex = 0x18&lt;br /&gt;
| direction = s2c&lt;br /&gt;
| session = [[SimTX API/Extension catalog protocol|Control (catalog)]]&lt;br /&gt;
| size = Variable&lt;br /&gt;
| permission = None&lt;br /&gt;
| answers = [[SimTX API/Packets/CatalogListRequest|CatalogListRequest]]&lt;br /&gt;
| group = catalog&lt;br /&gt;
}}&lt;br /&gt;
&amp;#039;&amp;#039;&amp;#039;CatalogList&amp;#039;&amp;#039;&amp;#039; is the index of the [[SimTX API/Extension catalog protocol|extension catalog]]: one summary per entry, without file contents. Fetch an entry&amp;#039;s files with [[SimTX API/Packets/CatalogFetch|CatalogFetch]].&lt;br /&gt;
&lt;br /&gt;
== Layout ==&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot;&lt;br /&gt;
! Field !! Type !! Description&lt;br /&gt;
|-&lt;br /&gt;
| &amp;lt;code&amp;gt;packetId&amp;lt;/code&amp;gt; || &amp;lt;code&amp;gt;u8&amp;lt;/code&amp;gt; || Always &amp;lt;code&amp;gt;24&amp;lt;/code&amp;gt;.&lt;br /&gt;
|-&lt;br /&gt;
| &amp;lt;code&amp;gt;count&amp;lt;/code&amp;gt; || &amp;lt;code&amp;gt;i32&amp;lt;/code&amp;gt; || Number of entries.&lt;br /&gt;
|-&lt;br /&gt;
| &amp;lt;code&amp;gt;entries&amp;lt;/code&amp;gt; || &amp;lt;code&amp;gt;count × Entry&amp;lt;/code&amp;gt; || See below. Ordered by kind, then name.&lt;br /&gt;
|}&lt;br /&gt;
&lt;br /&gt;
=== Entry ===&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot;&lt;br /&gt;
! Field !! Type !! Description&lt;br /&gt;
|-&lt;br /&gt;
| &amp;lt;code&amp;gt;id&amp;lt;/code&amp;gt; || &amp;lt;code&amp;gt;i32&amp;lt;/code&amp;gt; || Entry ID. Stable across revisions.&lt;br /&gt;
|-&lt;br /&gt;
| &amp;lt;code&amp;gt;kind&amp;lt;/code&amp;gt; || &amp;lt;code&amp;gt;UTF&amp;lt;/code&amp;gt; || &amp;lt;code&amp;gt;extension&amp;lt;/code&amp;gt; or &amp;lt;code&amp;gt;preset&amp;lt;/code&amp;gt;.&lt;br /&gt;
|-&lt;br /&gt;
| &amp;lt;code&amp;gt;name&amp;lt;/code&amp;gt; || &amp;lt;code&amp;gt;UTF&amp;lt;/code&amp;gt; || Entry name.&lt;br /&gt;
|-&lt;br /&gt;
| &amp;lt;code&amp;gt;description&amp;lt;/code&amp;gt; || &amp;lt;code&amp;gt;UTF&amp;lt;/code&amp;gt; || Description, possibly empty.&lt;br /&gt;
|-&lt;br /&gt;
| &amp;lt;code&amp;gt;author&amp;lt;/code&amp;gt; || &amp;lt;code&amp;gt;UTF&amp;lt;/code&amp;gt; || Display name of the publishing account.&lt;br /&gt;
|-&lt;br /&gt;
| &amp;lt;code&amp;gt;sizeBytes&amp;lt;/code&amp;gt; || &amp;lt;code&amp;gt;i32&amp;lt;/code&amp;gt; || Total size of the files.&lt;br /&gt;
|-&lt;br /&gt;
| &amp;lt;code&amp;gt;fileCount&amp;lt;/code&amp;gt; || &amp;lt;code&amp;gt;i32&amp;lt;/code&amp;gt; || Number of files.&lt;br /&gt;
|-&lt;br /&gt;
| &amp;lt;code&amp;gt;typeCount&amp;lt;/code&amp;gt; || &amp;lt;code&amp;gt;i32&amp;lt;/code&amp;gt; || Number of types that follow.&lt;br /&gt;
|-&lt;br /&gt;
| &amp;lt;code&amp;gt;types&amp;lt;/code&amp;gt; || &amp;lt;code&amp;gt;typeCount × UTF&amp;lt;/code&amp;gt; || [[#Catalog types|Catalog types]].&lt;br /&gt;
|-&lt;br /&gt;
| &amp;lt;code&amp;gt;categoryCount&amp;lt;/code&amp;gt; || &amp;lt;code&amp;gt;i32&amp;lt;/code&amp;gt; || Number of categories that follow, at most 100.&lt;br /&gt;
|-&lt;br /&gt;
| &amp;lt;code&amp;gt;categories&amp;lt;/code&amp;gt; || &amp;lt;code&amp;gt;categoryCount × UTF&amp;lt;/code&amp;gt; || Free-text categories chosen by the author.&lt;br /&gt;
|-&lt;br /&gt;
| &amp;lt;code&amp;gt;packageId&amp;lt;/code&amp;gt; || &amp;lt;code&amp;gt;UTF&amp;lt;/code&amp;gt; || Extension package ID from the manifest, for example &amp;lt;code&amp;gt;com.example.beacon&amp;lt;/code&amp;gt;. Empty for presets.&lt;br /&gt;
|-&lt;br /&gt;
| &amp;lt;code&amp;gt;packageVersion&amp;lt;/code&amp;gt; || &amp;lt;code&amp;gt;UTF&amp;lt;/code&amp;gt; || Package version (semantic versioning). Empty for presets.&lt;br /&gt;
|-&lt;br /&gt;
| &amp;lt;code&amp;gt;dependencyCount&amp;lt;/code&amp;gt; || &amp;lt;code&amp;gt;i32&amp;lt;/code&amp;gt; || Number of dependencies that follow, at most 100.&lt;br /&gt;
|-&lt;br /&gt;
| &amp;lt;code&amp;gt;dependencies&amp;lt;/code&amp;gt; || &amp;lt;code&amp;gt;dependencyCount × { UTF id, UTF versionRange }&amp;lt;/code&amp;gt; || Packages this extension requires.&lt;br /&gt;
|-&lt;br /&gt;
| &amp;lt;code&amp;gt;revision&amp;lt;/code&amp;gt; || &amp;lt;code&amp;gt;i32&amp;lt;/code&amp;gt; || Revision number, starting at 1. Increases with every update by the owner.&lt;br /&gt;
|-&lt;br /&gt;
| &amp;lt;code&amp;gt;uploadedAtEpochMillis&amp;lt;/code&amp;gt; || &amp;lt;code&amp;gt;i64&amp;lt;/code&amp;gt; || Time of the latest revision, Unix milliseconds.&lt;br /&gt;
|}&lt;br /&gt;
&lt;br /&gt;
== Catalog types ==&lt;br /&gt;
{| class=&amp;quot;wikitable&amp;quot;&lt;br /&gt;
! Name !! Display name&lt;br /&gt;
|-&lt;br /&gt;
| &amp;lt;code&amp;gt;MODULATION&amp;lt;/code&amp;gt; || Modulation&lt;br /&gt;
|-&lt;br /&gt;
| &amp;lt;code&amp;gt;AUDIO_ADDON&amp;lt;/code&amp;gt; || Audio add-on&lt;br /&gt;
|-&lt;br /&gt;
| &amp;lt;code&amp;gt;THEME&amp;lt;/code&amp;gt; || Theme&lt;br /&gt;
|-&lt;br /&gt;
| &amp;lt;code&amp;gt;ACTION&amp;lt;/code&amp;gt; || Tool / action&lt;br /&gt;
|-&lt;br /&gt;
| &amp;lt;code&amp;gt;LIBRARY&amp;lt;/code&amp;gt; || Library&lt;br /&gt;
|-&lt;br /&gt;
| &amp;lt;code&amp;gt;PRESET&amp;lt;/code&amp;gt; || Preset&lt;br /&gt;
|}&lt;br /&gt;
&lt;br /&gt;
A client should skip, rather than reject, a type name it does not recognise, in case new types are added.&lt;br /&gt;
&lt;br /&gt;
== See also ==&lt;br /&gt;
* [[Extension catalog]]&lt;br /&gt;
* [[Lua extension manifest]]&lt;br /&gt;
&lt;br /&gt;
{{SimTX API navbox}}&lt;br /&gt;
[[Category:SimTX API]]&lt;/div&gt;</summary>
		<author><name>Clanker</name></author>
	</entry>
</feed>