Cryptocurrency and blockchain courses can help you learn how distributed ledgers work, how transactions are verified, and how major blockchain networks are structured. You can build skills in wallet management, smart contract basics, and evaluating blockchain use cases. Many courses introduce tools such as crypto exchanges, block explorers, and frameworks used to experiment with decentralized applications.

Johns Hopkins University
Skills you'll gain: Medication Therapy Management, Drug Development, Clinical Trials, Pharmaceuticals, Pharmacotherapy, Pharmacology, Medical Prescription, Patient Education And Counseling, Clinical Pharmacy, Clinical Research, Patient Education and Support, Pre-Clinical Development, Patient Safety, Statistical Analysis, Value-Based Care, Epidemiology, Utilization Management, Program Evaluation, Public Health, Data Analysis
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: JUnit, Test Driven Development (TDD), Version Control, Git (Version Control System), GitHub, Performance Tuning, Unit Testing, Test Script Development, Data Structures, Java Programming, Algorithms, Software Testing, Java, Test Automation, Software Development, Scalability
Beginner · Course · 1 - 4 Weeks

University of Pennsylvania
Skills you'll gain: Environmental Social And Corporate Governance (ESG), Climate Change Programs, Sustainable Business, Waste Minimization, Corporate Sustainability, Business Ethics, Climate Change Adaptation, Environmental Laws, Insurance, Environmental Policy, Natural Resource Management, Product Lifecycle Management, Climate Change Mitigation, Environmental Regulations, Business Risk Management, Mitigation, Insurance Policies, Governance, Sustainability Reporting
Mixed · Course · 1 - 4 Weeks

Stanford University
Skills you'll gain: Cooking, Nutrition Education, Meal Planning And Preparation, Health Promotion, Health Education, Food and Beverage, Nutrition and Diet, Public Health, Behavior Management, Social Studies, Habit Formation, Cultural Diversity, Health Informatics, Chronic Diseases
Beginner · Course · 1 - 3 Months

Skills you'll gain: Git (Version Control System), GitHub, Version Control, Continuous Integration, Software Versioning, Collaborative Software, Software Configuration Management, CI/CD, Code Review, Issue Tracking, Command-Line Interface, Software Installation
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Probability, Statistical Inference, Estimation, Probability & Statistics, Statistical Methods, Probability Distribution, Statistics, Bayesian Statistics, Markov Model, Statistical Analysis, Sampling (Statistics), Applied Mathematics, Artificial Intelligence, Machine Learning Methods, Generative AI, Data Analysis, Correlation Analysis, Data Science, Machine Learning Algorithms, Mathematical Theory & Analysis
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

University of California, Irvine
Skills you'll gain: Grammar, Writing, English Language, Literacy
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Team Leadership, Team Performance Management, Team Collaboration, Collaboration, People Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Revenue Cycle Management, Medical Billing, Medical Billing and Coding, Electronic Medical Record System, Medical Coding, Medical History Documentation, Medical Records, ICD Coding (ICD-9/ICD-10), Electronic Medical Record, Health Care Procedure and Regulation, Health Information Management and Medical Records, CPT Coding, Medical Office Procedures, Medical Privacy, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Healthcare Industry Knowledge, Patient Registration, Health Information Management, Managed Care, Payment Processing
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Disaster Recovery, Law, Regulation, and Compliance, Risk Management, Risk Management Framework, Compliance Management, Regulatory Compliance, Governance Risk Management and Compliance, Regulatory Requirements, Business Risk Management, Risk Analysis, Business Continuity Planning, Risk Mitigation, Cloud Security, Business Continuity, Contingency Planning, Cyber Risk, Cyber Governance, Security Management, Vendor Management, Supplier Risk Management
Advanced · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Machine Controls, Electrical and Computer Engineering, Control Systems, Embedded Software, Laboratory Experience, Electronic Systems, Embedded Systems, Power Electronics, Electronic Hardware, Electrical Equipment, Hardware Design, Electrical Engineering, Electrical Systems, Electronics, Electronic Components, Torque (Physics), Design Specifications
Build toward a degree
Intermediate · Course · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Instructional and Curriculum Design, Needs Assessment, Instructional Design, Learning Theory, Diversity and Inclusion, Training and Development, People Development, Education and Training, Pedagogy, Curriculum Development, Instructional Strategies, Systems Analysis, Job Analysis, Analysis, Learning Styles
Mixed · Course · 1 - 3 Months