Tutanota : Tutanota is an open-source end-to-end encrypted email software and freemium hosted secure email service based on this software
Neuron Zettelkasten : Neuron is a future-proof open-source app for managing your plain-text notes in Zettelkasten style, as well as for publishing them on the web.
XP-Dev.com : Free Subversion Hosting, Version Control, Project Tracking
namebench : namebench hunts down the fastest DNS servers available for your computer to use. namebench runs a fair and thorough benchmark using your web browser h...