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: MySQL, Google Cloud Platform, Data Mining, Database Administration, Microsoft SQL Servers, Cloud API, PostgreSQL, Metadata Management
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Process Flow Diagrams, Business Process Modeling, Data Modeling, Microsoft Visio, Diagram Design, Business Process, Business Analysis, Data Flow Diagrams (DFDs)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Web Content Accessibility Guidelines, Video Production, Instructional Design, Disabilities, Web Content, Learning Strategies, User Centered Design, Technical Documentation, Microsoft Office, Law, Regulation, and Compliance
Beginner · Course · 1 - 3 Months

Skills you'll gain: Virtual Networking, Network Routing, Network Architecture, Hybrid Cloud Computing, Network Planning And Design, Amazon Web Services, Virtual Private Networks (VPN), Cloud Computing Architecture, Network Infrastructure, Network Security, Cloud Computing, Network Analysis, Operations Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Persistence, JSON, User Interface (UI), User Interface and User Experience (UI/UX) Design, Database Development, Databases, Interactive Data Visualization, Debugging, Database Management, Application Development, Mobile Development, Real Time Data, Application Programming Interface (API), Data Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Secure Coding, Application Security, Authorization (Computing), Authentications, Data Validation, Role-Based Access Control (RBAC), Verification And Validation, Security Controls, User Accounts, Configuration Management, Package and Software Management, Cybersecurity, Data Loss Prevention, Identity and Access Management, Software Installation, Middleware, Debugging, Computer Programming, Information Technology, Dependency Analysis
Beginner · Course · 1 - 3 Months

Skills you'll gain: Design Thinking, Data Science, Process Design, Strategic Thinking, Data Pipelines, Data Validation, Data Processing, Workflow Management, Data Cleansing, Data Quality, Business Priorities, NumPy, Machine Learning, Python Programming
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Political Sciences, Policy Analysis, Social Justice, Social Sciences, Public Policies, Game Theory, Demography, Logical Reasoning, Applied Mathematics
Mixed · Course · 1 - 3 Months

Arizona State University
Skills you'll gain: Human Factors, Human Factors Engineering, Control Systems, Sports Medicine, Human Musculoskeletal System, Mechanics, Human Centered Design, Product Design, Injury Prevention, Rehabilitation
Intermediate · Course · 1 - 3 Months

Eindhoven University of Technology
Skills you'll gain: Case Studies, Service Design, Transportation Operations, Feasibility Studies, Sustainable Systems, Sustainable Development, Data Collection, Customer Analysis, Surveys, Consumer Behaviour
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Security Requirements Analysis, Network Architecture, Network Security, Internet Of Things, Cybersecurity, Web Services, Encryption, Embedded Systems, Network Protocols, Public Key Cryptography Standards (PKCS), Simple Object Access Protocol (SOAP), TCP/IP, Restful API, Information Privacy
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Plot (Graphics), Data Visualization, Large Language Modeling, Text Mining, Retrieval-Augmented Generation, Data Visualization Software, Data Analysis, Natural Language Processing
Intermediate · Course · 1 - 4 Weeks