diff --git a/bl-kernel/admin/views/settings-advanced.php b/bl-kernel/admin/views/settings-advanced.php
index 9c12461c..a3b8f7c3 100644
--- a/bl-kernel/admin/views/settings-advanced.php
+++ b/bl-kernel/admin/views/settings-advanced.php
@@ -81,6 +81,14 @@ HTML::formOpen(array('class'=>'uk-form-horizontal'));
         'tip'=>''
     ));
 
+    HTML::formInputText(array(
+        'name'=>'uriCategory',
+        'label'=>$L->g('Category'),
+        'value'=>$Site->uriFilters('category'),
+        'class'=>'uk-width-1-2 uk-form-medium',
+        'tip'=>''
+    ));
+
     echo '<div class="uk-form-row">
         <div class="uk-form-controls">
         <button type="submit" class="uk-button uk-button-primary">'.$L->g('Save').'</button>
diff --git a/bl-kernel/boot/init.php b/bl-kernel/boot/init.php
index 34fd3e5c..c386b406 100644
--- a/bl-kernel/boot/init.php
+++ b/bl-kernel/boot/init.php
@@ -48,6 +48,8 @@ define('PATH_ADMIN_THEMES',		PATH_ADMIN.'themes'.DS);
 define('PATH_ADMIN_CONTROLLERS',	PATH_ADMIN.'controllers'.DS);
 define('PATH_ADMIN_VIEWS',		PATH_ADMIN.'views'.DS);
 
+define('DEBUG_FILE',			PATH_CONTENT.'debug.txt');
+
 // Log separator
 define('LOG_SEP', ' | ');
 
diff --git a/bl-kernel/boot/rules/70.posts.php b/bl-kernel/boot/rules/70.posts.php
index d446f4da..f03c5c8b 100644
--- a/bl-kernel/boot/rules/70.posts.php
+++ b/bl-kernel/boot/rules/70.posts.php
@@ -51,7 +51,12 @@ if( ($Url->whereAmI()==='post') && ($Url->notFound()===false) )
 // Build posts by specific tag.
 elseif( ($Url->whereAmI()==='tag') && ($Url->notFound()===false) )
 {
-	$posts = buildPostsForPage($Url->pageNumber(), $Site->postsPerPage(), true, $Url->slug());
+	$posts = buildPostsForPage($Url->pageNumber(), $Site->postsPerPage(), true, $Url->slug(), 'tag');
+}
+// Build posts by specific category.
+elseif( ($Url->whereAmI()==='category') && ($Url->notFound()===false) )
+{
+	$posts = buildPostsForPage($Url->pageNumber(), $Site->postsPerPage(), true, $Url->slug(), 'category');
 }
 // Build posts for homepage or admin area.
 else
diff --git a/bl-kernel/dbcategories.class.php b/bl-kernel/dbcategories.class.php
index b72e0947..fc42d4e7 100644
--- a/bl-kernel/dbcategories.class.php
+++ b/bl-kernel/dbcategories.class.php
@@ -139,7 +139,7 @@ class dbCategories extends dbJSON
 
 		$this->save();
 
-		return $newCategoryKey;		
+		return $newCategoryKey;
 	}
 
 	// Re-generate posts index
@@ -201,4 +201,25 @@ class dbCategories extends dbJSON
 		return Text::cleanUrl($category);
 	}
 
+	public function getList($pageNumber, $postPerPage, $tagKey)
+	{
+		if( !isset($this->db['postsIndex'][$tagKey]) ) {
+			Log::set(__METHOD__.LOG_SEP.'Error occurred when trying get the posts list by the tag key: '.$tagKey);
+			return array();
+		}
+
+		$init = (int) $postPerPage * $pageNumber;
+		$end  = (int) min( ($init + $postPerPage - 1), $this->countPostsByTag($tagKey) - 1 );
+		$outrange = $init<0 ? true : $init > $end;
+
+		if(!$outrange) {
+			$list = $this->db['postsIndex'][$tagKey]['posts'];
+			$tmp = array_flip($list); // Change the posts keys list in the array key.
+			return array_slice($tmp, $init, $postPerPage, true);
+		}
+
+		Log::set(__METHOD__.LOG_SEP.'Error occurred when trying get the list of posts, out of range?. Pagenumber: '.$pageNumber);
+		return array();
+	}
+
 }
\ No newline at end of file
diff --git a/bl-kernel/dblanguage.class.php b/bl-kernel/dblanguage.class.php
index 2801391b..260de063 100644
--- a/bl-kernel/dblanguage.class.php
+++ b/bl-kernel/dblanguage.class.php
@@ -44,6 +44,8 @@ class dbLanguage extends dbJSON
 		$key = Text::lowercase($string);
 		$key = Text::replace(' ', '-', $key);
 
+		#file_put_contents(DEBUG_FILE, $key.PHP_EOL, FILE_APPEND);
+
 		if(isset($this->db[$key])) {
 			return $this->db[$key];
 		}
diff --git a/bl-kernel/dbposts.class.php b/bl-kernel/dbposts.class.php
index 1dda02b6..d14f7945 100644
--- a/bl-kernel/dbposts.class.php
+++ b/bl-kernel/dbposts.class.php
@@ -117,7 +117,7 @@ class dbPosts extends dbJSON
 
 		// Generate UUID
 		if( empty($args['uuid']) ) {
-			$args['uuid'] = md5(time().DOMAIN);
+			$args['uuid'] = md5(uniqid());
 		}
 
 		// The user is always who is loggued
diff --git a/bl-kernel/dbsite.class.php b/bl-kernel/dbsite.class.php
index 26138464..7d53ed08 100644
--- a/bl-kernel/dbsite.class.php
+++ b/bl-kernel/dbsite.class.php
@@ -18,6 +18,7 @@ class dbSite extends dbJSON
 		'uriPost'=>		array('inFile'=>false, 'value'=>'/post/'),
 		'uriTag'=>		array('inFile'=>false, 'value'=>'/tag/'),
 		'uriBlog'=>		array('inFile'=>false, 'value'=>'/blog/'),
+		'uriCategory'=>		array('inFile'=>false, 'value'=>'/category/'),
 		'url'=>			array('inFile'=>false, 'value'=>''),
 		'emailFrom'=>		array('inFile'=>false, 'value'=>''),
 		'dateFormat'=>		array('inFile'=>false, 'value'=>'F j, Y'),
@@ -73,6 +74,7 @@ class dbSite extends dbJSON
 		$filters['page'] = $this->getField('uriPage');
 		$filters['tag'] = $this->getField('uriTag');
 		$filters['blog'] = $this->getField('uriBlog');
+		$filters['category'] = $this->getField('uriCategory');
 
 		if(empty($filter)) {
 			return $filters;
@@ -105,6 +107,12 @@ class dbSite extends dbJSON
 		return $this->url().ltrim($filter, '/');
 	}
 
+	public function urlCategory()
+	{
+		$filter = $this->getField('uriCategory');
+		return $this->url().ltrim($filter, '/');
+	}
+
 	public function twitter()
 	{
 		return $this->getField('twitter');
diff --git a/bl-kernel/functions.php b/bl-kernel/functions.php
index cbf8310d..bfd5c9ff 100644
--- a/bl-kernel/functions.php
+++ b/bl-kernel/functions.php
@@ -92,7 +92,7 @@ function buildPost($key)
 	return $Post;
 }
 
-function buildPostsForPage($pageNumber=0, $amount=POSTS_PER_PAGE_ADMIN, $removeUnpublished=true, $tagKey=false)
+function buildPostsForPage($pageNumber=0, $amount=POSTS_PER_PAGE_ADMIN, $removeUnpublished=true, $key, $type='tag')
 {
 	global $dbPosts;
 	global $dbTags;
@@ -100,9 +100,12 @@ function buildPostsForPage($pageNumber=0, $amount=POSTS_PER_PAGE_ADMIN, $removeU
 
 	$posts = array();
 
-	if($tagKey) {
+	if($type=='tag') {
 		// Get the keys list from tags database, this database is optimized for this case.
-		$list = $dbTags->getList($pageNumber, $amount, $tagKey);
+		$list = $dbTags->getList($pageNumber, $amount, $key);
+	}
+	elseif($type=='category') {
+		$list = $dbCategories->getList($pageNumber, $amount, $key);
 	}
 	else {
 		// Get the keys list from posts database.
diff --git a/install.php b/install.php
index e5d73e72..77d078de 100644
--- a/install.php
+++ b/install.php
@@ -331,7 +331,11 @@ function install($adminPassword, $email, $timezone)
 		'tags'=>array(),
 		'status'=>'published',
 		'date'=>$currentDate,
-		'position'=>0
+		'position'=>0,
+		'coverImage'=>'',
+		'md5file'=>'',
+		'category'=>'',
+		'uuid'=>md5(uniqid())
 	    	),
 		'about'=>array(
 		'description'=>$Language->get('About your site or yourself'),
@@ -339,7 +343,11 @@ function install($adminPassword, $email, $timezone)
 		'tags'=>array(),
 		'status'=>'published',
 		'date'=>$currentDate,
-		'position'=>1
+		'position'=>1,
+		'coverImage'=>'',
+		'md5file'=>'',
+		'category'=>'',
+		'uuid'=>md5(uniqid())
 	    	)
 	);
 
@@ -353,7 +361,11 @@ function install($adminPassword, $email, $timezone)
 		'status'=>'published',
 		'tags'=>array('bludit'=>'Bludit','cms'=>'CMS','flat-files'=>'Flat files'),
 		'allowComments'=>'false',
-		'date'=>$currentDate
+		'date'=>$currentDate,
+		'coverImage'=>'',
+		'md5file'=>'',
+		'category'=>'',
+		'uuid'=>md5(uniqid())
 		)
 	);
 	file_put_contents(PATH_DATABASES.'posts.php', $dataHead.json_encode($data, JSON_PRETTY_PRINT), LOCK_EX);
@@ -374,6 +386,8 @@ function install($adminPassword, $email, $timezone)
 		'uriPost'=>'/post/',
 		'uriPage'=>'/',
 		'uriTag'=>'/tag/',
+		'uriBlog'=>'/blog/',
+		'uriCategory'=>'/category/',
 		'url'=>PROTOCOL.DOMAIN.HTML_PATH_ROOT,
 		'emailFrom'=>'no-reply@'.DOMAIN
 	);
@@ -731,4 +745,4 @@ $(document).ready(function()
 </script>
 
 </body>
-</html>
+</html>
\ No newline at end of file