PhotoTime - Automatic face sorting & keywords tagging for your photos
WinDirStat - WinDirStat is a disk usage statistics viewer and cleanup tool, inspired by KDirStat.
Piwigo.org - Manage your photo collection with Piwigo. Piwigo is open source photo gallery software for the web. Designed for organisations, teams and individuals.
WizTree - WizTree quickly finds the files and folders using the most space on your hard drive. It scans the MFT (Master File Table) instead of crawling the entire disk which makes it very fast.
Facial Recognition by FB - Get notified if someone tries to use your photo on Facebook
TreeSize - TreeSize tells you where precious disk space has gone to.