I didn't finish these in the last year, but some of my favorite ones are provided below:
Economics of Money and Banking: https://www.coursera.org/learn/money-banking
Lectures on the Geometric Anatomy of Theoretical Physics: https://www.youtube.com/playlist?list=PLPH7f_7ZlzxTi6kS4vCmv...
Introduction to Dynamical Systems and Chaos: https://www.complexityexplorer.org/courses/98-introduction-t...
Discrete Optimization: https://www.coursera.org/learn/discrete-optimization