Mighty Networks - Mighty Networks enables entrepreneurs, organizations, and companies to create and grow a community-powered brand.
Pushbullet - Pushbullet - Your devices working better together
Meta Search - Search your Desktop, Google Drive, Dropbox, Gmail, Evernote.
Pushover - Real-time notifications on your Android, iPhone, iPad, and Desktop
Community Box - Easily create beautiful directories
Gotify - a simple self-hosted server for sending and receiving messages