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          <h1><a href="/" title="Home" rel="home">Software Package Data Exchange (SPDX)</a></h1>
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      <div class="breadcrumb"><a href="/">Home</a> » <a href="/licenses">Licenses</a></div>

      <h1 property="dc:title">DocBook Schema License</h1>
      <div style="display:none;"><code property="spdx:deprecated">false</code></div>
      <h2>Full name</h2>
          <p style="margin-left: 20px;"><code property="spdx:name">DocBook Schema License</code></p>

      <h2>Short identifier</h2>
          <p style="margin-left: 20px;"><code property="spdx:licenseId">DocBook-Schema</code></p>

      <h2>Other web pages for this license</h2>
          <div style="margin-left: 20px;">
            <ul>
             <li>
               <a href="https://github.com/docbook/xslt10-stylesheets/blob/efd62655c11cc8773708df7a843613fa1e932bf8/xsl/assembly/schema/docbook51b7.rnc" rel="rdfs:seeAlso" isValid=true isLive=true isWayBackLink=false match=false timestamp=2025-07-01T14:55:28Z>https://github.com/docbook/xslt10-stylesheets/blob/efd62655c11cc8773708df7a843613fa1e932bf8/xsl/assembly/schema/docbook51b7.rnc</a>
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      <div property="spdx:isOsiApproved" style="display: none;">false</div>

      <h2 id="notes">Notes</h2>
          <p style="margin-left: 20px;">None</p>

      <h2 id="licenseText">Text</h2>
      
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		      Text in italicized blue is omittable (see <a href="https://spdx.github.io/spdx-spec/v2.3/license-matching-guidelines-and-templates/#b35-guideline-omittable-text">Matching Guidelines B.3.5</a>).
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			  Text in red is replaceable (see <a href="https://spdx.github.io/spdx-spec/v2.3/license-matching-guidelines-and-templates/#b34-guideline-replaceable-text">Matching Guidelines B.3.4</a>).
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         <var class="replaceable-license-text"><span title="can be replaced with the pattern .{0,5000}"> 
            Copyright 1992-2011 HaL Computer Systems, Inc., O&apos;Reilly &amp;
            Associates, Inc., ArborText, Inc., Fujitsu Software Corporation,
            Norman Walsh, Sun Microsystems, Inc., and the Organization for
            the Advancement of Structured Information Standards (OASIS).
         </span></var>
         <p>
            Permission to use, copy, modify and distribute the DocBook
            schema and its accompanying documentation for any purpose
            and without fee is hereby granted in perpetuity, provided
            that the above copyright notice and this paragraph appear
            in all copies. The copyright holders make no representation
            about the suitability of the schema for any purpose. It
            is provided &quot;as is&quot; without expressed or implied warranty.
         </p>

         <p>
            If you modify the DocBook schema in any way, label your schema
            as a variant of DocBook. See the reference documentation
            (http://docbook.org/tdg5/en/html/ch05.html#s-notdocbook)
            for more information.
         </p>

         <p>
            Please direct all questions, bug reports, or suggestions for
            changes to the docbook@lists.oasis-open.org mailing list.
            For more information, see http://www.oasis-open.org/docbook/.
         </p>

      
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      <h2  id="licenseHeader">Standard License Header</h2>
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      &lt;&lt;var;name&#61;&quot;copyright&quot;;original&#61;&quot;Copyright 1992-2011 HaL Computer Systems, Inc., O&#39;Reilly &amp; Associates, Inc., ArborText, Inc., Fujitsu Software Corporation, Norman Walsh, Sun Microsystems, Inc., and the Organization for the Advancement of Structured Information Standards (OASIS).&quot;;match&#61;&quot;.{0,5000}&quot;&gt;&gt;&#10;Permission to use, copy, modify and distribute the DocBook schema and its accompanying documentation for any purpose and without fee is hereby granted in perpetuity, provided that the above copyright notice and this paragraph appear in all copies. The copyright holders make no representation about the suitability of the schema for any purpose. It is provided &quot;as is&quot; without expressed or implied warranty.&#10;&#10;If you modify the DocBook schema in any way, label your schema as a variant of DocBook. See the reference documentation (http://docbook.org/tdg5/en/html/ch05.html#s-notdocbook) for more information.&#10;&#10;Please direct all questions, bug reports, or suggestions for changes to the docbook@lists.oasis-open.org mailing list. For more information, see http://www.oasis-open.org/docbook/.&#10;&#10;
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