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.

University of Colorado Boulder
Skills you'll gain: Embedded Software, Embedded Systems, Debugging, Data Structures, System Programming, Microarchitecture, C (Programming Language), Hardware Architecture, Computer Architecture, Integrated Development Environments, Software Design, Maintainability, System Configuration, Development Environment, Peripheral Devices
Intermediate · Course · 1 - 4 Weeks

Cisco Learning and Certifications
Skills you'll gain: File Systems, Endpoint Security, Linux, Operating System Administration, Microsoft Windows, Windows PowerShell, Linux Administration, Windows Servers, Operating Systems, Linux Commands, Network Administration, Active Directory, System Monitoring, System Configuration, Network Security, Security Controls, Command-Line Interface, Malware Protection, Service Management
Mixed · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Chemical Engineering, Hazard Analysis, Process Engineering, Hazard Communication (HazCom), Safety Assurance, Occupational Health, Safety Training, Risk Management, Environment Health And Safety, Process Control, Accident Prevention, Risk Analysis, Incident Management, Safety Standards, Failure Analysis, Risk Mitigation, Personal protective equipment, Risk Management Framework, Engineering Analysis, Safety and Security
Advanced · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Business Ethics, Leadership and Management, Organizational Strategy, Project Management, Leadership Studies, Influencing, Team Management, Conflict Management, Employee Coaching, Strategic Thinking, Team Building, Decision Making, Coaching, Relationship Building, Communication, Business Communication, Active Listening
Mixed · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Cognitive flexibility, Psychology, Compassion, Learning Theory, Social Skills, Empathy, Anthropology, Train The Trainer, Experimentation, Research, General Science and Research, Scientific Methods, Cultural Diversity, Cooperation, Non-Verbal Communication, Biology
Mixed · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Process Control, Control Systems, Machine Controls, Engineering, Scientific, and Technical Instruments, Automation Engineering, Manufacturing Processes, Embedded Systems, Electronics, Semiconductors, Test Equipment, Medical Devices, Electronic Components, Reliability, Product Testing, Mathematical Modeling
Build toward a degree
Intermediate · Course · 1 - 3 Months
University of California San Diego
Skills you'll gain: Human Computer Interaction, Human Factors, User Interface (UI), Usability, Interaction Design, Human Machine Interfaces, User Experience Design, Prototyping
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Lifelong Learning, Curiosity, Education Software and Technology, Adaptability, Growth Mindedness, Open Mindset, Professional Development, Constructive Feedback, Personal Development, Human Learning, Creativity, Teaching, Self-Motivation, Psychology, Learning Strategies, Time Management
Beginner · Course · 1 - 3 Months

Unilever
Skills you'll gain: Web Analytics, Digital Marketing, Google Analytics, Social Media Marketing, Search Engine Marketing, Social Media Strategy, Marketing Strategies, Search Engine Optimization, Keyword Research, Marketing Analytics, A/B Testing, Advertising Campaigns, Smart Goals, Performance Analysis, Key Performance Indicators (KPIs), Value Propositions
Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Goal Setting, Team Motivation, Visionary, Motivational Skills, Smart Goals, Verbal Communication Skills, Employee Engagement, Constructive Feedback, Employee Performance Management, Communication, Performance Review, Leadership, Cultural Diversity, Leadership Development, People Development, Influencing, Non-Verbal Communication, Industrial and Organizational Psychology
Beginner · Course · 1 - 3 Months

Skills you'll gain: Threat Modeling, Cyber Operations, Threat Detection, Exploit development, Cybersecurity, Scripting, IT Automation, Command-Line Interface, Python Programming, Encryption, Network Analysis
Intermediate · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Teaching, Differentiated Instruction, Pedagogy, Literacy, Instructional Strategies, Learning Styles, Cultural Diversity, Learning Theory, Multimedia, Student-Centred Learning, Instructional and Curriculum Design, Curriculum Development, Writing
Beginner · Course · 1 - 4 Weeks