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: Azure DevOps, DevOps, Agile Methodology, Continuous Delivery, Collaborative Software, Process Driven Development, Microsoft Azure, Continuous Integration, Application Performance Management, Version Control
Beginner · Course · 1 - 4 Weeks

University of London
Skills you'll gain: Environmental Policy, International Relations, Climate Change Mitigation, Energy and Utilities, Environment, Petroleum Industry, Oil and Gas, Governance, Climate Change Adaptation, Sustainable Development, Policy Analysis, Economics, Security Strategy, Electric Power Systems
Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Magnetic Resonance Imaging, Neurology, Medical Imaging, Diagnostic Radiology, Anatomy, Image Analysis, Data Analysis, X-Ray Computed Tomography, Correlation Analysis, Data Manipulation, Radiology, Analytical Skills, Experimentation, Research Design, Statistical Analysis, Biomedical Technology, Advanced Analytics, Network Analysis, R Programming, Statistics
Intermediate · Specialization · 3 - 6 Months
Icahn School of Medicine at Mount Sinai
Skills you'll gain: Matlab, Bioinformatics, Quantitative Research, Unsupervised Learning, Data Synthesis, Research, Mathematical Modeling, Molecular Biology, Pharmacology, Science and Research, Cell Biology, Biotechnology, Biomedical Technology, Scientific Methods, Physiology, Differential Equations, Computational Logic, Biochemistry, Network Analysis, Biology
Intermediate · Specialization · 3 - 6 Months

Arizona State University
Skills you'll gain: Semiconductors, Electronic Components, Electrical Engineering, Electronics Engineering, Electronics, Materials science
Intermediate · Course · 1 - 3 Months
Nanjing University
Skills you'll gain: Music, Classical Music, World Music, Social Studies, Cultural Sensitivity, Ancient History, Media and Communications, Art History, Language Learning, Cultural Diversity, Liberal Arts, Social Sciences, Electronic Media, Intercultural Competence, Performing Arts, Anthropology, Sociology, Nutrition and Diet
Beginner · Course · 1 - 3 Months

Packt
Skills you'll gain: LangChain, Prompt Engineering, LLM Application, LangGraph, Generative AI Agents, Agentic systems, Large Language Modeling, OpenAI, Data Processing, Artificial Intelligence and Machine Learning (AI/ML), Development Environment, Artificial Intelligence, AI Personalization, Responsible AI, Tool Calling, Text Mining, Query Languages, User Interface (UI), Application Development, Natural Language Processing
Intermediate · Specialization · 3 - 6 Months

Arizona State University
Skills you'll gain: Engineering Design Process, Engineering Drawings, Basic Electrical Systems, Prototyping, Drafting and Engineering Design, Mechanical Drawings, Computer-Aided Design, Electronics, Technical Drawing, Electronic Components, Manufacturing Processes, Electronic Hardware, Electrical Wiring, Electrical Engineering, Hardware Design, Materials science, PIC Microcontrollers, Manufacturing and Production, Mechanical Engineering, 3D Modeling
Beginner · Specialization · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Data Analysis, Applied Mathematics, Mathematical Modeling, Graphing, Trigonometry, R (Software), Analytical Skills, General Mathematics, Statistics, Algebra, Systems Of Measurement, Correlation Analysis, Regression Analysis, Calculus, Geometry
Beginner · Specialization · 3 - 6 Months

Multiple educators
Skills you'll gain: Sustainable Design, Environmental Social And Corporate Governance (ESG), Sustainable Business, Corporate Sustainability, Sustainable Technologies, Sustainability Reporting, Sustainable Development, Supply Management, Supply Chain Management, Business Ethics, Supply Chain, Operations Management, Sustainability Standards, Manufacturing Operations, Supplier Relationship Management, Environmental Engineering, Labor Compliance, Procurement, Logistics Management, Product Design
Build toward a degree
Beginner · Specialization · 1 - 3 Months

Dartmouth College
Skills you'll gain: Neurology, Anatomy, Mindfulness, Physiology, Human Learning, Biology, Psychology, Experimentation, Mental Health Diseases and Disorders
Mixed · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Industrial and Organizational Psychology, Job Analysis, Talent Management, Leadership and Management, Team Leadership, Team Building, Leadership, Performance Analysis, Organizational Leadership, Human Resources, Occupational Safety And Health, Diversity and Inclusion, Team Motivation, Employee Performance Management, Workforce Development, Performance Management, Research, Employee Engagement, Scientific Methods, Employee Training
Beginner · Course · 1 - 3 Months