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: Computer Hardware, SQL, Database Design, Hardware Troubleshooting, Databases, Computer Networking, Relational Databases, Network Protocols, Information Technology, Network Routers, Wireless Networks, System Configuration, Peripheral Devices
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Six Sigma Methodology, Lean Methodologies, Operational Excellence, Process Improvement, Stakeholder Management, Quality Improvement, Quality Management, Organizational Strategy, Continuous Improvement Process, Process Analysis, Root Cause Analysis, Data Analysis
Beginner · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Model Evaluation, Random Forest Algorithm, Keras (Neural Network Library), Tensorflow, Deep Learning, Artificial Neural Networks, Decision Tree Learning, Scikit Learn (Machine Learning Library), Machine Learning, Regression Analysis, Classification Algorithms, Python Programming
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Semiconductors, High Voltage, Power Electronics, Electronic Components, Electronics Engineering, Electronics, Simulation and Simulation Software
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Excel, Analytical Skills, Spreadsheet Software, Dashboard, Data Analysis, IBM Cognos Analytics, Pivot Tables And Charts, Data Visualization, Data Presentation, Exploratory Data Analysis, Data Visualization Software, Data Cleansing
Beginner · Course · 1 - 4 Weeks

Universiteit Leiden
Skills you'll gain: Court Systems, Legal Proceedings, Adjudication, Legal Strategy, Criminal Investigation and Forensics, International Relations, Appeals, Case Law, Policty Analysis, Research, and Development, Case Studies, Child Development
Mixed · Course · 1 - 3 Months

Skills you'll gain: Risk Analysis, Risk Management, Business Risk Management, Enterprise Risk Management (ERM), Business Analysis, Portfolio Management, Solution Design, Project Implementation, Solution Architecture, Business Solutions, Business Strategy, Cost Benefit Analysis, Change Management, Systems Integration
Beginner · Course · 1 - 4 Weeks

Skillshare
Skills you'll gain: Video Editing, Cinematography
Beginner · Specialization · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Sustainable Business, Corporate Sustainability, Environmental Social And Corporate Governance (ESG), Marketing Communications, Brand Marketing, Advertising, Regulatory Compliance, Market Opportunities, Environmental Issue, Ethical Standards And Conduct, Digital Marketing, Engineering Management, Emerging Technologies
Build toward a degree
Beginner · Course · 1 - 4 Weeks

California Institute of the Arts
Skills you'll gain: Video Editing, Cinematography, Creativity, Video Production, Adobe Premiere, Storytelling, Aesthetics, Editing, Design Elements And Principles
Beginner · Course · 1 - 3 Months

Arizona State University
Skills you'll gain: Manufacturing Processes, Semiconductors, Mechanical Engineering, Materials science, Thermal Management, Failure Analysis, Reliability, Engineering Calculations
Beginner · Course · 1 - 3 Months

Skills you'll gain: Retrieval-Augmented Generation, Generative Model Architectures, Model Deployment, Large Language Modeling, Model Evaluation, LangChain, Generative AI, Data Ethics, LLM Application, Data Validation, Application Deployment, Data Cleansing, Data Quality, Image Quality, Data Preprocessing, Vector Databases, Transfer Learning, MLOps (Machine Learning Operations), AI Workflows, Cloud Computing
Intermediate · Professional Certificate · 3 - 6 Months