Reflect - Reflect is a note-taking tool designed to mirror the way your brain works.
Nucleo - Commercial vector icons and accompanying apps to manage and customize them.
Iconoir - A diverse and open-source library with 900+ icons
Icon Shelf - Icon Shelf is a free and open-source SVG icon manager for web developers.
Vizzu - Vizzu lets you use animated charts to share insights in complex data sets as self-explanatory stories.
Glacier Icons - A free icon set for your Mac