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: Package and Software Management, User Accounts, Unix Commands, Unix, Bash (Scripting Language), Command-Line Interface, Kubernetes, Git (Version Control System), GitHub, OS Process Management, Firewall, Ubuntu, Docker (Software), Containerization, Network Monitoring, Unix Shell, File Systems, Shell Script, TCP/IP, Version Control
Beginner · Specialization · 3 - 6 Months

Digital Marketing Institute
Skills you'll gain: LinkedIn, Social Media Marketing, Social Media, Digital Advertising, Marketing, B2B Sales, Professional Networking, Advertising Campaigns, Social Media Strategy, Marketing Analytics, Video Production, Advertising, Selling Techniques, Branding, Content Creation, Target Audience
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Real Time Data, Data Pipelines, Data Transformation, Data Integration, Data Processing, Extract, Transform, Load, Power BI, Data Lakes, PySpark, Apache Spark, Data Quality, Data Governance, Analytics
Intermediate · Course · 1 - 4 Weeks

O.P. Jindal Global University
Skills you'll gain: Systems Thinking, Complex Problem Solving, Policy Analysis, Public Policies, Health Policy, Climate Change Programs, Program Evaluation, Political Sciences, Sustainable Development, Economic Development, Social Sciences, Economics, Ethical Standards And Conduct, Computational Thinking, Data Storytelling, Innovation, Decision Making
Build toward a degree
Beginner · Course · 1 - 3 Months

Skills you'll gain: Operating System Administration, Cloud Computing, Linux Commands, Linux Administration, Linux Servers, Cloud Security, Operating Systems, Windows PowerShell, Windows Servers, File Systems, System Software, Mac OS, Command-Line Interface, Active Directory, Computer Systems, Virtual Machines, Firewall, Virtualization, Containerization, User Accounts
Beginner · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Operations Research, Algorithms, Applied Mathematics, Computational Thinking, Graph Theory, Mathematical Modeling, Computer Programming, Theoretical Computer Science, Linear Algebra, Combinatorics, Python Programming, Solution Design, Probability
Build toward a degree
Advanced · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Constructive Feedback, Clinical Supervision, Clinical Assessment, Clinical Practices, Patient Evaluation, Medical Science and Research, Goal Setting, Patient Safety, Needs Assessment, Teamwork, Trustworthiness, Empowerment, Decision Making
Intermediate · Course · 1 - 3 Months

Arizona State University
Skills you'll gain: Sustainable Development, Sustainability Reporting, Waste Minimization, Sustainability Standards, Interactive Learning, Sustainable Business, Sustainable Architecture, Sustainable Technologies, Corporate Sustainability, Training Programs, Construction, Student Engagement, Environmental Issue, Key Performance Indicators (KPIs), Environmental Engineering, Goal Setting, Climate Change Adaptation, Problem Solving, Professional Development, Business Communication
Beginner · Course · 1 - 3 Months

Multiple educators
Skills you'll gain: Sustainable Design, Packaging and Labeling, Human Centered Design, Sustainable Engineering, Sustainable Business, Environmental Regulations, Sustainability Standards, Design Thinking, Sustainable Technologies, Product Development, Business Leadership, Waste Minimization, Product Design, Corporate Sustainability, Product Lifecycle Management, Regulatory Requirements, Design Strategies, Reverse Logistics, Logistics, Environment and Resource Management
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Rice University
Skills you'll gain: Basic Electrical Systems, Electrical Engineering, Physics, Electrical Systems, Electronic Components, Problem Solving, Mechanics, Calculus
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Statistical Methods
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Laboratory Experience, Quality Control, Product Development, Packaging and Labeling, Quality Assurance, Laboratory Equipment, Prototyping, Product Quality (QA/QC), New Product Development, Laboratory Procedures, Statistical Process Controls, Product Design, Good Manufacturing Practices, Laboratory Testing, Quality Management, Product Testing, Chemistry, Personal Care, Microbiology, Biology
Beginner · Specialization · 3 - 6 Months