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      <title>Valve Developer Community - Tutorials</title>
      <description>Counter-Strike: Source Level Creation&lt;br&gt;&lt;a class=&quot;bb_link&quot; href=&quot;http://developer.valvesoftware.com/wiki/Counter-Strike:_Source_Level_Creation&quot; target=&quot;_blank&quot; rel=&quot;&quot; &gt;http://developer.valvesoftware.com/wiki/Counter-Strike:_Source_Level_Creation&lt;/a&gt;&lt;br&gt;&lt;br&gt;Dark Messiah Level Creation&lt;br&gt;&lt;a class=&quot;bb_link&quot; href=&quot;http://developer.valvesoftware.com/wiki/Dark_Messiah_Level_Creation&quot; target=&quot;_blank&quot; rel=&quot;&quot; &gt;http://developer.valvesoftware.com/wiki/Dark_Messiah_Level_Creation&lt;/a&gt;&lt;br&gt;&lt;br&gt;Day of Defeat: Source Level Creation&lt;br&gt;&lt;a class=&quot;bb_link&quot; href=&quot;http://developer.valvesoftware.com/wiki/Day_of_Defeat:_Source_Level_Creation&quot; target=&quot;_blank&quot; rel=&quot;&quot; &gt;http://developer.valvesoftware.com/wiki/Day_of_Defeat:_Source_Level_Creation&lt;/a&gt;&lt;br&gt;&lt;br&gt;Half-Life 2 Level Creation&lt;br&gt;&lt;a class=&quot;bb_link&quot; href=&quot;http://developer.valvesoftware.com/wiki/Half-Life_2_Level_Creation&quot; target=&quot;_blank&quot; rel=&quot;&quot; &gt;http://developer.valvesoftware.com/wiki/Half-Life_2_Level_Creation&lt;/a&gt;&lt;br&gt;&lt;br&gt;Left 4 Dead Level Creation&lt;br&gt;&lt;a class=&quot;bb_link&quot; href=&quot;http://developer.valvesoftware.com/wiki/Left_4_Dead_Level_Creation&quot; target=&quot;_blank&quot; rel=&quot;&quot; &gt;http://developer.valvesoftware.com/wiki/Left_4_Dead_Level_Creation&lt;/a&gt;&lt;br&gt;&lt;br&gt;Portal Level Creation&lt;br&gt;&lt;a class=&quot;bb_link&quot; href=&quot;http://developer.valvesoftware.com/wiki/Portal_Level_Creation&quot; target=&quot;_blank&quot; rel=&quot;&quot; &gt;http://developer.valvesoftware.com/wiki/Portal_Level_Creation&lt;/a&gt;&lt;br&gt;&lt;br&gt;Source Mods Level Creation&lt;br&gt;&lt;a class=&quot;bb_link&quot; href=&quot;http://developer.valvesoftware.com/wiki/Source_Mods_Level_Creation&quot; target=&quot;_blank&quot; rel=&quot;&quot; &gt;http://developer.valvesoftware.com/wiki/Source_Mods_Level_Creation&lt;/a&gt;&lt;br&gt;&lt;br&gt;Team Fortress 2 Level Creation&lt;br&gt;&lt;a class=&quot;bb_link&quot; href=&quot;http://developer.valvesoftware.com/wiki/Team_Fortress_2_Level_Creation&quot; target=&quot;_blank&quot; rel=&quot;&quot; &gt;http://developer.valvesoftware.com/wiki/Team_Fortress_2_Level_Creation&lt;/a&gt;&lt;br&gt;&lt;br&gt;The Ship Level Creation&lt;br&gt;&lt;a class=&quot;bb_link&quot; href=&quot;http://developer.valvesoftware.com/wiki/The_Ship_Level_Creation&quot; target=&quot;_blank&quot; rel=&quot;&quot; &gt;http://developer.valvesoftware.com/wiki/The_Ship_Level_Creation&lt;/a&gt;</description>
      <link><![CDATA[https://psteamcommunity.yuanyoumao.com/groups/mapdev/announcements/detail/91339554096260566]]></link>
      <pubDate>Wed, 15 Apr 2009 16:06:53 +0000</pubDate>
      <author>Luki | @luki.net.pl</author>
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