Engineering Library
Browse 3,818 free engineering resources — animated mechanisms, interactive calculators, and expert articles — across 24 categories.
3,818Total Resources
1,929Mechanisms
1,351Calculators
434Articles
24Categories
About the Author
Robbie Dickson
Chief Engineer & Founder, FIRGELLI Automations
Robbie Dickson brings over two decades of engineering expertise to FIRGELLI Automations. With a distinguished career at Rolls-Royce, BMW, and Ford, he has deep expertise in mechanical systems, actuator technology, and precision engineering. This engineering library was built to give engineers, designers, students, and DIY builders a single reliable destination for free reference content across mechanisms, calculators, and applied engineering articles.