diff --git a/bin/package.js b/bin/package.js
index 3cf68088..72b2df38 100755
--- a/bin/package.js
+++ b/bin/package.js
@@ -147,14 +147,36 @@ function buildDarwin (cb) {
       'static',
       'WebTorrentFile.icns'
     )
-    var infoPlist = plist.parse(fs.readFileSync(infoPlistPath).toString())
+    var infoPlist = plist.parse(fs.readFileSync(infoPlistPath, 'utf8'))
 
-    infoPlist['CFBundleDocumentTypes'] = [{
-      CFBundleTypeExtensions: [ 'torrent' ],
-      CFBundleTypeName: 'BitTorrent Document',
-      CFBundleTypeRole: 'Editor',
-      CFBundleTypeIconFile: 'WebTorrentFile.icns'
-    }]
+    infoPlist.CFBundleDocumentTypes = [
+      {
+        CFBundleTypeExtensions: [ 'torrent' ],
+        CFBundleTypeIconFile: 'WebTorrentFile.icns',
+        CFBundleTypeName: 'BitTorrent Document',
+        CFBundleTypeRole: 'Editor',
+        LSHandlerRank: 'Owner',
+        LSItemContentTypes: [ 'org.bittorrent.torrent' ]
+      },
+      {
+        CFBundleTypeName: 'Any',
+        CFBundleTypeOSTypes: [ '****' ],
+        CFBundleTypeRole: 'Editor',
+        LSHandlerRank: 'Owner',
+        LSTypeIsPackage: false
+      }
+    ]
+
+    infoPlist.CFBundleURLTypes = [
+      {
+        CFBundleTypeRole: 'Editor',
+        CFBundleURLIconFile: 'WebTorrentFile.icns',
+        CFBundleURLName: 'BitTorrent Magnet URL',
+        CFBundleURLSchemes: [ 'magnet' ]
+      }
+    ]
+
+    infoPlist.NSHumanReadableCopyright = 'Copyright © 2014-2016 The WebTorrent Project'
 
     fs.writeFileSync(infoPlistPath, plist.build(infoPlist))
     cp.execSync(`cp ${webTorrentFileIconPath} ${resourcesPath}`)
diff --git a/main/index.js b/main/index.js
index 87038993..20fee9b7 100644
--- a/main/index.js
+++ b/main/index.js
@@ -40,13 +40,13 @@ ipc.init()
 
 function onOpen (e, torrentId) {
   e.preventDefault()
-  console.log(app.ipcReady)
   if (app.ipcReady) {
-    openFiles()
+    onReadyOpen()
   } else {
-    app.on('ipcReady', openFiles)
+    app.on('ipcReady', onReadyOpen)
   }
-  function openFiles () {
-    windows.main.send('dispatch', 'openFiles', torrentId)
+  function onReadyOpen () {
+    windows.main.send('dispatch', 'onOpen', torrentId)
+    windows.main.focus()
   }
 }
diff --git a/renderer/index.js b/renderer/index.js
index 5ceae055..91d668a6 100644
--- a/renderer/index.js
+++ b/renderer/index.js
@@ -87,7 +87,7 @@ function init () {
   Cast.init(update)
 
   // ...drag and drop a torrent or video file to play or seed
-  dragDrop('body', (files) => dispatch('openFiles', files))
+  dragDrop('body', (files) => dispatch('onOpen', files))
 
   // ...same thing if you paste a torrent
   document.addEventListener('paste', onPaste)
@@ -157,8 +157,8 @@ function dispatch (action, ...args) {
   if (['videoMouseMoved', 'playbackJump'].indexOf(action) < 0) {
     console.log('dispatch: %s %o', action, args) /* log user interactions, but don't spam */
   }
-  if (action === 'openFiles') {
-    openFiles(args[0] /* files */)
+  if (action === 'onOpen') {
+    onOpen(args[0] /* files */)
   }
   if (action === 'addTorrent') {
     addTorrent(args[0] /* torrent */)
@@ -324,16 +324,16 @@ function updateClientProgress () {
   state.dock.progress = progress
 }
 
-function openFiles (files) {
+function onOpen (files) {
   if (!Array.isArray(files)) files = [ files ]
 
   // .torrent file = start downloading the torrent
-  files.filter(isTorrentFile).forEach(function (torrentFile) {
+  files.filter(isTorrent).forEach(function (torrentFile) {
     addTorrent(torrentFile)
   })
 
   // everything else = seed these files
-  seed(files.filter(isNotTorrentFile))
+  seed(files.filter(isNotTorrent))
 }
 
 function onPaste (e) {
@@ -347,14 +347,15 @@ function onPaste (e) {
   })
 }
 
-function isTorrentFile (file) {
+function isTorrent (file) {
   var name = typeof file === 'string' ? file : file.name
-  var extname = path.extname(name).toLowerCase()
-  return extname === '.torrent'
+  var isTorrentFile = path.extname(name).toLowerCase() === '.torrent'
+  var isMagnet = typeof file === 'string' && /^magnet:/.test(file)
+  return isTorrentFile || isMagnet
 }
 
-function isNotTorrentFile (file) {
-  return !isTorrentFile(file)
+function isNotTorrent (file) {
+  return !isTorrent(file)
 }
 
 // Gets a torrent summary {name, infoHash, status} from state.saved.torrents
@@ -462,8 +463,7 @@ function generateTorrentPoster (torrent, torrentSummary) {
   torrentPoster(torrent, function (err, buf) {
     if (err) return onWarning(err)
     // save it for next time
-    fs.mkdir(config.CONFIG_POSTER_PATH, function (err) {
-      if (err) return onWarning(err)
+    fs.mkdir(config.CONFIG_POSTER_PATH, function (_) {
       var posterFilePath = path.join(config.CONFIG_POSTER_PATH, torrent.infoHash + '.jpg')
       fs.writeFile(posterFilePath, buf, function (err) {
         if (err) return onWarning(err)