Windows Custom Shortcut Setup for Productivity

I'm looking for assistance in programming a series of custom command shortcuts on my Windows PC for free. The ultimate goal is to enhance my productivity by automating repetitive tasks. It would be a plus if these shortcuts could be used on other PCs.

Ideal Skills and Experience:
- Proficient in Windows OS
- Experience in creating custom command shortcuts
- Knowledge of productivity enhancement through automation
- Ability to create universally applicable PC shortcuts