JustNotepad.com - A free online notepad allows you to create any text or notes in your web browser.
NOPE | Can't Right Now - Save yourself from distracting coworkers. Call your phone
TakeNote - A web-based note-taking app with GitHub sync and Markdown support.
MyNoise - Custom shaped online noise machines. Many Many generic sounds
PlicPad - Shareable notepad without urls
White Noise - White Noise to help you sleep and games to wake you up.