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.

Arizona State University
Skills you'll gain: Materials science, Mechanical Engineering, Structural Analysis, Chemistry, Manufacturing Processes, Failure Analysis, Chemical Engineering, Engineering Calculations
Intermediate · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Stakeholder Engagement, Project Planning, Stakeholder Communications, Project Management, Planning, Work Breakdown Structure, Scope Management, Interpersonal Communications
Mixed · Course · 1 - 3 Months

University of Minnesota
Skills you'll gain: Drug Interaction, Meditation & Breathwork, Patient Education And Counseling, Mindfulness, Patient Referral, Pharmacology, Treatment Planning, Health Care Procedure and Regulation, Pain Management, Contraindication, Manual Therapy, Patient Safety, Health Assessment, Patient Education and Support, Clinical Practices, Nursing Practices, Patient Evaluation, Pharmacotherapy, Nurse Education, Patient-centered Care
Beginner · Specialization · 3 - 6 Months

Arizona State University
Skills you'll gain: Electrical Safety, Safety Standards, Environmental Regulations, Electrical Power, Electrical Systems, Sustainable Technologies, Energy and Utilities, Sustainable Design, Reliability, Climate Change Mitigation, Materials science, Chemistry, Emerging Technologies
Beginner · Course · 1 - 3 Months
Nanjing University
Skills you'll gain: Music, Music History, World Music, Social Studies, Cultural Sensitivity, Cultural Responsiveness, Ancient History, Media and Communications, Art History, Language Learning, Cultural Diversity, Liberal Arts, Aesthetics, Social Sciences, Electronic Media, Intercultural Competence, Performing Arts, Anthropology, Sociology, Nutrition and Diet
Beginner · Course · 1 - 3 Months

IIMA - IIM Ahmedabad
Skills you'll gain: Leadership Studies, Leadership, Leadership Development, Team Leadership, Leadership and Management, Organizational Leadership, Business Leadership, Management Training And Development, Emotional Intelligence, Business Ethics, Culture Transformation, Strategic Leadership, Personal Development, Empathy & Emotional Intelligence, Influencing, Organizational Change, Organizational Effectiveness, Self-Awareness, Ethical Standards And Conduct, Mindfulness
Beginner · Course · 1 - 3 Months

Universitat Autònoma de Barcelona
Skills you'll gain: Climate Change Adaptation, Research Methodologies, Research, Qualitative Research, Social Impact, Environmental Policy, Sustainable Systems, Data Collection, Environmental Monitoring, Vulnerability, Environmental Science, Natural Resource Management, Governance, Fundraising
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Color Theory, Graphic Design, Color Matching, Typography, Graphic and Visual Design, User Experience Design, Graphic and Visual Design Software, Design, Digital Design, Creative Design, Design Elements And Principles, Visual Design, Design Software, Web Design and Development, Image Quality
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Grafana, System Monitoring, Prometheus (Software), Application Performance Management, Devops Tools, DevOps, Continuous Monitoring, Docker (Software), Cloud-Native Computing, Containerization, Interactive Data Visualization, Kubernetes, Dashboard Creation, Distributed Computing
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Embedded Systems, Embedded Software, Electronic Systems, Engineering, Scientific, and Technical Instruments, Electronic Hardware, Thermal Management, Electrical and Computer Engineering, Electronics Engineering, Hardware Design, Electronics, Laboratory Experience, Electronic Components, Design Specifications, Schematic Diagrams, Development Environment, Debugging
Build toward a degree
Advanced · Course · 1 - 3 Months

Multiple educators
Skills you'll gain: Incident Response, Email Security, Digital Forensics, Network Security, Computer Security Incident Management, Cloud Computing Architecture, Incident Management, Business Continuity Planning, Penetration Testing, Cloud Services, Business Continuity, Security Controls, System Configuration, Generative AI, Data Storage, Peripheral Devices, Cybersecurity, Application Security, Information Technology, Cryptography
Beginner · Professional Certificate · 3 - 6 Months

Skills you'll gain: Power Electronics, Thermal Management, Electrical Safety, Electrical Power, Building Codes, Electric Power Systems, Electronic Systems, Electrical Equipment, Electrical Systems, Embedded Software, Electronic Components, Energy and Utilities, Basic Electrical Systems, Sustainable Technologies, Automation, Environmental Issue, Environment and Resource Management, Environmental Regulations, Environmental Engineering and Restoration, Geospatial Information and Technology
Intermediate · Specialization · 1 - 3 Months