BambooHR - Personalized HR software for SMBs
Chart.js - Easy, object oriented client side graphs for designers and developers.
CharlieHR - Charlie automates many of the administrative headaches you'll experience when scaling a company, so you can spend less time doing admin and more time doing the things you love.
D3.js - D3.js is a JavaScript library for manipulating documents based on data. D3 helps you bring data to life using HTML, SVG, and CSS.
Namely - Namely is the end-to-end HR, payroll, and benefits platform for growing companies.
Google Charts - Interactive charts for browsers and mobile devices.