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.
CertNexus
Skills you'll gain: Extract, Transform, Load, Data Manipulation, Data Cleansing, Data Processing, Data Transformation, Data Warehousing, Data Integration, Data Quality, Data Import/Export, Data Collection, Data Mining
Intermediate · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Tensorflow, Predictive Modeling, Machine Learning, Text Mining, Deep Learning, Natural Language Processing, Supervised Learning, Artificial Intelligence, Data Science, Data Processing, Computer Vision, Reinforcement Learning
Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Constructive Feedback, Clinical Supervision, Clinical Assessment, Clinical Practices, Patient Evaluation, Patient Safety, Teamwork, Trustworthiness
Intermediate · Course · 1 - 3 Months

University of California, Irvine
Skills you'll gain: Extract, Transform, Load, Data Warehousing, Data Mining, Business Intelligence, Star Schema, Snowflake Schema, Data Modeling, Data Mart, Data Architecture, Unsupervised Learning, Business Analytics, Data-Driven Decision-Making, Machine Learning Methods, Databases, Statistical Methods, Data Science, Predictive Modeling, Big Data, Cloud Computing, Market Analysis
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Threat Modeling, Vulnerability Scanning, Vulnerability Management, Vulnerability Assessments, Risk Management, Secure Coding, Cyber Security Assessment, Security Testing, Cyber Governance, Risk Management Framework, Threat Management, Cyber Attacks, Software Development Life Cycle, Application Security, Cyber Security Policies, Threat Detection, Security Management, Security Controls, Security Strategy
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Failure Analysis, Engineering Management, Systems Engineering, Scope Management, Project Scoping, Risk Management, Root Cause Analysis, Program Management, Cost Management, Requirements Management, Contract Management, Project Risk Management, Project Management, Work Breakdown Structure, Change Management
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Hardware Troubleshooting, Computer Security Awareness Training, Information Systems Security, Malware Protection, Data Security, Technical Support and Services, Encryption, Security Awareness, Authentications, Patch Management, Technical Support, Firewall, Data Integrity
Beginner · Course · 1 - 4 Weeks

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

University of Colorado Boulder
Skills you'll gain: Data Visualization, Machine Learning Algorithms, Product Planning, File Systems, Product Requirements, Project Planning, Big Data, Data Analysis, Data Processing, Data Wrangling, Plan Execution, Machine Learning, Internet Of Things, Data Storage Technologies, Design, Data Storage, Supervised Learning, Unsupervised Learning, Requirements Analysis
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Virtual Teams, Sales Presentation, Sales, Rapport Building, Relationship Building, Non-Verbal Communication, Virtual Environment, Customer Engagement, Drive Engagement, Microsoft Teams, Global Marketing, Brand Management, Overcoming Objections, Executive Presence, Communication Strategies, Trustworthiness
Beginner · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: Music Theory, Classical Music, Music History, Musical Composition, Instrumental Music, Music
Intermediate · Course · 1 - 4 Weeks

The University of Edinburgh
Skills you'll gain: Applied Behavior Analysis, Behavior Management, Cultural Diversity, General Science and Research, Scientific Methods, Caregiving, Non-Verbal Communication, Ethical Standards And Conduct, Research, Biology
Mixed · Course · 1 - 3 Months