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.

Skills you'll gain: Petroleum Industry, Oil and Gas, Environmental Regulations, Environmental Engineering, Pump Stations, Process Engineering, Chemical Engineering, Water Quality, Production Process, Hydraulics, Thermal Management, Three-Phase, Equipment Design, Engineering Calculations
Beginner · Course · 1 - 4 Weeks

University of California San Diego
Skills you'll gain: Data Structures, Graph Theory, Algorithms, Bioinformatics, Data Storage, Development Testing, Theoretical Computer Science, Computational Thinking, Network Analysis, Computer Programming, Programming Principles, Python Programming, C and C++, Infectious Diseases, Java Programming, Java, Rust (Programming Language), Javascript, Software Testing, Debugging
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Cell Biology, Physiology, Anatomy, Medical Terminology, Biology, Health Systems, Molecular, Cellular, and Microbiology, Life Sciences, Health Assessment, Basic Patient Care
Beginner · Course · 1 - 4 Weeks

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Algorithms, Data Management, Computational Thinking, Memory Management, C and C++, Software Design, Problem Solving, Complex Problem Solving
Build toward a degree
Mixed · 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

Skills you'll gain: Git (Version Control System), GitHub, Version Control, Collaborative Software, Software Versioning, Open Source Technology, Command-Line Interface, DevOps
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Occupational Safety and Health Administration (OSHA), Compliance Management, Compliance Training, Regulatory Compliance, Business Continuity Planning, Occupational Safety And Health, Law, Regulation, and Compliance, Business Continuity, Labor Compliance, Risk Management, Health And Safety Standards, Human Resources, Operational Risk, Safety Training, Risk Mitigation, Human Resource Policies, Standard Operating Procedure, Labor Law, Labor Relations, Human Resources Management and Planning
Beginner · Course · 1 - 3 Months

Duke University
Skills you'll gain: Petroleum Industry, Oil and Gas, Market Dynamics, Energy and Utilities, Operating Cost, Transportation Operations, Operations, Production Process, Manufacturing and Production, Market Trend, Cost Estimation, Global Marketing, Market Analysis, Natural Resource Management, Prospecting and Qualification
Mixed · Course · 1 - 4 Weeks

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: AI Enablement, AI literacy, Product Planning, AI Workflows, Google Gemini, Generative AI, Artificial Intelligence, AI Personalization, Google Workspace, Responsible AI
Beginner · 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

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