Pushover - Real-time notifications on your Android, iPhone, iPad, and Desktop
Meta Search - Search your Desktop, Google Drive, Dropbox, Gmail, Evernote.
Pushbullet - Pushbullet - Your devices working better together
Findo - Your smart search 🔍 assistant across personal cloud ☁️
Gotify - a simple self-hosted server for sending and receiving messages
FYI - Find your documents, like magic 🔮