Clicker: Device Independent Student Response System, Developed for Classroom and Remote Learning to Provide Instant Response and Feedback. - D. Rajavel; Rajesh Kushalkar (T4E, 2014)

Programmable Logic Controller: Open Source Hardware and Software for Massive Training. - E. Vishnu Easwaran; Rajesh Kushalkar; Nivedita Tigadi; Kannan M. Moudgalya; Akshav Chipkar; Alois Zoitl; M. Akshai; Thiago Alves 001 (IECON, 2018)

Modular Hardware, Open Source Software and Training Material for PLC Training. - Harsha Priyanka Guntaka; Rajesh Kushalkar; Nirmala Venkat; Akshav Chipkar; E. Vishnu Easwaran; Kannan M. Moudgalya (ICCMA, 2022)

Large Scale IoT Training using Arduino. - Rajesh Kushalkar; Nirmala Venkat; Firuza Karmali; Nagesh Karmali; Sudhakar Kumar; Kannan M. Moudgalya; G. V. V. Sharma (TALE, 2022)