Fast.com - Quickly test your internet speed with this fast-loading speed test powered by Netflix.
LockHunter - It is a free tool to delete files blocked by something you do not know.
LibreSpeed - Self-hosted Speedtest for HTML5. Easy setup, examples, configurable, mobile friendly.
Wise Force Deleter - Delete Any File That Windows Can’t Delete.
SpeedOf.Me - SpeedOf.Me is an HTML5 Internet speed test. No Flash or Java needed!
FileASSASSIN - FileASSASSIN is an application that can delete any type of locked files that are on your computer.