Reflect - Reflect is a note-taking tool designed to mirror the way your brain works.
DataPad - The Easiest Way to Track KPIs as a Team
Iconoir - A diverse and open-source library with 900+ icons
nivo - nivo provides a rich set of dataviz components
Vizzu - Vizzu lets you use animated charts to share insights in complex data sets as self-explanatory stories.
VisualData - Instagram for Visual Datasets