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: Grafana, System Monitoring, Prometheus (Software), Application Performance Management, DevOps, Continuous Monitoring, Docker (Software), Cloud-Native Computing, Containerization, Kubernetes, Microservices, Debugging, Distributed Computing, Data Management
Intermediate Ā· Course Ā· 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Image Quality, Electrical and Computer Engineering, Image Analysis, System Design and Implementation, Numerical Analysis, Design Software, Simulation and Simulation Software, Mathematical Modeling, Applied Mathematics, Physics
Build toward a degree
Advanced Ā· Course Ā· 1 - 3 Months

L&T EduTech
Skills you'll gain: Construction, Construction Engineering, Product Testing, Structural Engineering, Laboratory Testing, Building Codes, Construction Inspection, Construction Management, Process Validation, Civil Engineering, Structural Analysis, Engineering Analysis, Engineering Design Process, Engineering Calculations, Simulation and Simulation Software, Safety Standards, Design
Advanced Ā· Specialization Ā· 3 - 6 Months

Google AR & VR
Skills you'll gain: Virtual Reality, Post-Production, Photo/Video Production and Technology, Video Production, Augmented and Virtual Reality (AR/VR), Videography, Media Production, Virtual Environment, Editing
Beginner Ā· Course Ā· 1 - 4 Weeks

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 Ā· Specialization Ā· 3 - 6 Months

Dartmouth College
Skills you'll gain: Neurology, Anatomy, Mindfulness, Physiology, Human Learning, Biology, Psychology, Experimentation, Mental Health Diseases and Disorders
Mixed Ā· Course Ā· 1 - 4 Weeks
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 Ā· Course Ā· 1 - 3 Months

Duke University
Skills you'll gain: Social Studies, Social Sciences, Anthropology, World History, Sociology, Cultural Diversity, Media and Communications, Economics, Political Sciences, Psychology
Mixed Ā· Course Ā· 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 Ā· Specialization Ā· 3 - 6 Months

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 Ā· Course Ā· 1 - 3 Months

The Chinese University of Hong Kong
Skills you'll gain: Art History, World History, Cultural Diversity, Anthropology, Sociology, Political Sciences, Education and Training, Economics, Governance
Mixed Ā· Course Ā· 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Stakeholder Engagement, Environmental Monitoring, Hydrology, Community Outreach, Water Resource Management, Environmental Engineering and Restoration, Water Resources, Cultural Diversity, Policy Analysis, Social Sciences, Cultural Sensitivity, Environment and Resource Management, Environmental Laws, Environmental Engineering, Natural Resource Management, Land Management, Case Studies, Water Quality, Environmental Issue, Climate Change Adaptation
Intermediate Ā· Specialization Ā· 3 - 6 Months