Cosine Additive | 1,290 followers on LinkedIn. Large size 3D printing: Think Big, Print Big | Cosine Additive is a "full stack"​ hardware/software/data company in the 3D printing industry. Building on its strengths as a hardware manufacturer, the company is developing software tools which, coupled with mass collection of data and machine learning, provide multiples of improvement in the performance and output of 3D printers. In 2015, Cosine launched the world's very first open format industrial class polymer 3D printer, combining professional grade hardware and a free-market approach to printable materials, and decoupling hardware from software.