<h2>Licences</h2>

<p>Yaffs belongs to Aleph One Limited. It&nbsp;is available under two licences:</p>

<ul>
	<li>The <a href="https://www.gnu.org/licenses/old-licenses/gpl-2.0.en.html">GPL Version 2</a> (GNU Public Licence, Version 2). You can try it for free under this licence, and you can use Yaffs&nbsp;in GPL licensed software.&nbsp;</li>
	<li>A proprietary, <a href="commercial-licence">commercial licence</a> from Aleph One Limited, for use with proprietary, or closed-source software.&nbsp;These licences are non-exclusive, perpetual, world-wide, royalty-free and paid for with a single fee for one product.</li>
</ul>

<p>Yaffs functionality is the same under both licences, and both licences are royalty-free, but the terms of the GPL place significant obligations on<strong>&nbsp;all who&nbsp;use Yaffs under GPL</strong>. Please be certain to <a href="/yaffs-gpl">understand these legal obligations</a> before distributing any software together with Yaffs.</p>

<h2>Download options</h2>

<p>We use <a href="https://git-scm.com/">Git</a> to manage our software development.</p>

<ul>
	<li>To browse or download code,&nbsp;<strong><a href="http://www.aleph1.co.uk/gitweb?p=yaffs2.git;a=summary" target="_self">access our Git repository over the web</a></strong>. This is also the best option if you are behind a firewall that does not allow direct Git&nbsp;access.</li>
	<li>To get a tarball of the top of the tree, just click 'snapshot' for the release that you want, or to quickly obtain a snapshot of the top of the tree you can <a href="http://aleph1.co.uk/gitweb?p=yaffs2.git;a=snapshot;h=HEAD;" target="_self">use this URL</a>.</li>
	<li>Clone Yaffs using:</li>
</ul>

<pre>
git clone git://www.aleph1.co.uk/yaffs2
</pre>

<ul>
	<li>If you are a registered developer with a server account you can get read/write access using:</li>
</ul>

<pre>
git clone ssh://www.aleph1.co.uk/home/aleph1/git/yaffs2</pre>

<p>&nbsp;&nbsp;</p>

<p wrap="">If you have any questions, or would like to buy a commercial licence, please contact us either at&nbsp;+44 (0)1223 811679 or email&nbsp; sales@aleph1.co.uk&nbsp; or see our Contacts page:-&nbsp; <a href="http://www.aleph1.co.uk/contact">http://www.aleph1.co.uk/contact</a></p>
