diff --git a/hookpress.php b/hookpress.php
index 9cab3ee..f8fc2b1 100644
--- a/hookpress.php
+++ b/hookpress.php
@@ -3,14 +3,14 @@
 Plugin Name: HookPress
 Plugin URI: http://mitcho.com/code/hookpress/
 Description: HookPress turns all of your WordPress-internal hooks into webhooks. Possible uses include generating push notifications or using non-PHP web technology to extend WordPress. Read more about webhooks at <a href='http://webhooks.org/'>the webhooks site</a>.
-Version: 1.14
+Version: 1.15
 Author: mitcho (Michael Yoshitaka Erlewine)
 Author URI: http://mitcho.com/
 Donate link: http://tinyurl.com/donatetomitcho
 */
 
 define('HOOKPRESS_PRIORITY',12838790321);
-$hookpress_version = "1.14";
+$hookpress_version = "1.15";
 require('includes.php');
 
 function hookpress_init() {
diff --git a/includes.php b/includes.php
index 467b3d7..6910653 100644
--- a/includes.php
+++ b/includes.php
@@ -3,6 +3,12 @@
 require('services.php');
 require('hooks.php');
 
+function split_header($carry, $item) { 
+	list($key, $value) = explode(":", $item);
+	$carry[trim($key)] = trim($value);
+	return $carry;
+}
+
 // OPTIONS
 
 function hookpress_get_fields( $type ) {
@@ -123,6 +129,24 @@ function hookpress_print_edit_webhook( $id ){
 ?></select></td></tr>
 <tr><td><label style='font-weight: bold' for='newurl'><?php _e("URL",'hookpress');?>: </label></td>
 <td><input name='editurl' id='editurl' size='40' value="<?php echo $desc['url']; ?>"></input></td></tr>
+<tr><td><label style='font-weight: bold' for='newurlcontenttype'><?php _e("Content-Type",'hookpress');?>: </label></td>
+<td>
+<select name='editcontentype' id='editcontenttype'>
+<?php
+	$default_content_type = 'application/x-www-form-urlencoded; charset=UTF-8';
+	$content_types = array($default_content_type, 'application/json'); 
+	foreach($content_types as $content_type) { 
+		if ((empty($desc['contenttype']) && $content_type == $default_content_type) || $content_type == $desc['contenttype']) { 
+			$selected = 'selected="true"';
+		} else { 
+			$selected = '';
+		}
+		echo "<option value='$content_type' $selected>$content_type</option>";
+	}
+?>
+</select></td></tr>
+<tr><td><label style='font-weight: bold' for='newheaders'><?php _e("Headers", 'hookpress');?>: </label></td>
+<td><input name='editheaders' id='editheaders' size='40' value="<?php echo empty($desc['headers']) ? "" : implode(",", $desc['headers']); ?>"></input></td></tr>
 </table>
 <?php	echo $nonce_submit; ?>
 	<center><span id='editindicator'></span><br/>
@@ -314,8 +338,11 @@ function hookpress_generic_action($id,$args) {
 	$obj_to_post['hook'] = $desc['hook'];
 	
 	$user_agent = "HookPress/{$hookpress_version} (compatible; WordPress {$wp_version}; +http://mitcho.com/code/hookpress/)";
-	
-	$request = apply_filters( 'hookpress_request', array('user-agent' => $user_agent, 'body' => $obj_to_post, 'referer' => get_bloginfo('url')) );
+	$headers = array_reduce($desc['headers'], 'split_header', array());
+	$content_type = empty($desc['contenttype']) ? 'application/x-www-form-urlencoded; charset=UTF-8' : $desc['contenttype'];
+	$headers = array_merge($headers, array('Content-Type' => $content_type));
+
+	$request = apply_filters( 'hookpress_request', array('headers' => $headers, 'user-agent' => $user_agent, 'body' => $content_type == 'application/json' ? json_encode($obj_to_post) : $obj_to_post, 'referer' => get_bloginfo('url')) );
 	
 	return wp_remote_post($desc['url'], $request);
 }
diff --git a/options.php b/options.php
index 062c9ff..08c4e27 100755
--- a/options.php
+++ b/options.php
@@ -111,12 +111,14 @@
 	tb.find('#editindicator').html('<div class="webhooks-spinner">&nbsp;</div>');
 
 	id = tb.find('#edit-hook-id').val();
-	
+
 	$.ajax({type: 'POST',
 		url:'admin-ajax.php',
 		data:'action=hookpress_add_fields'
 				 +'&fields='+tb.find('#editfields').val().join()
 				 +'&url='+tb.find('#editurl').val()
+				 +'&contenttype='+tb.find('#editcontenttype').val()
+				 +'&headers='+tb.find('#editheaders').val()
 				 +'&type='+tb.find('.newtype:checked').attr('id')
 				 +'&hook='+tb.find('#edithook').val()
 				 +'&enabled='+tb.find('#enabled').val()
diff --git a/readme.txt b/readme.txt
index 110dc8d..0213d8a 100644
--- a/readme.txt
+++ b/readme.txt
@@ -39,6 +39,8 @@ If you have a feature request or question, please use the [HookPress support for
 HookPress currently makes requests synchronously so can measurably affect performance. I highly recommend using a caching plugin such as [WP-SuperCache](http://ocaoimh.ie/wp-super-cache/) to stem the performance hit. If your filters' results are time-sensitive or dependent on external data sources as well, make sure to set an appropriate cache expiration time.
 
 == Changelog ==
+= 1.15 = 
+* Added basic support for JSON webhooks and header based authentication.
 
 = 1.14 =
 * Additional security hardening for `test.php`, now no longer bundled as a `.php`
@@ -62,12 +64,12 @@ HookPress currently makes requests synchronously so can measurably affect perfor
 	* added webhook editing
 * Various miscellaneous features: added nonces for security, modularized the code a bit, etc.
 = 0.1.8 =
-* Added more filtersÑnow covers basic + comment filters
+* Added more filters, now covers basic + comment filters
 * Marking as compatible through 2.9.9, because it should be.
 * Added version checking and beta offers to the options screen.
 = 0.1.7 =
 * Now supports basically all actions. (Still no actions with no arguments.)
-* Added more filter optionsÑnow covers all basic database read filters.
+* Added more filter options, now covers all basic database read filters.
 = 0.1.6 =
 * Added another batch of actions. (Still no actions with no arguments, though... something to consider.)
 * Fixed hooks which referred to the users and links tables.
diff --git a/services.php b/services.php
index 8f6b9c0..c391f03 100644
--- a/services.php
+++ b/services.php
@@ -46,7 +46,9 @@ function hookpress_ajax_add_fields() {
 			'type'=>$_POST['type'],
 			'hook'=>$_POST['hook'],
 			'enabled'=>$_POST['enabled'],
-			'fields'=>split(',',$_POST['fields'])
+			'contenttype'=>$_POST['contenttype'],
+			'fields'=>split(',',$_POST['fields']),
+			'headers'=>split(',',$_POST['headers'])
 		);
 		hookpress_update_hook( $id, $edithook );