Transmission is a BitTorrent client which features a variety of user interfaces on top of a cross-platform back-end.
Open source password management solutions for individuals, teams, and business organizations.
Brother offers a variety of printers, faxes and other office equipment. This links to the printer's web UI.
Piwigo is an open source photo galley software. Designed as an alternative to Picasa or Flickr it can be self-hosted or used as a service. It offers many plugins, and offers full photo management capabilities
Synology is a popular NAS appliance
Synology Drive is a unified solution for effortless file management and secure collaboration.
Ubooquity is a free, lightweight and easy-to-use home server for your comics and ebooks. Use it to access your files from anywhere, with a tablet, an e-reader, a phone or a computer.
