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: Jenkins, Infrastructure as Code (IaC), CI/CD, Continuous Integration, Continuous Delivery, Debugging, Apache Maven, Scripting, Development Environment
Intermediate · Guided Project · Less Than 2 Hours

Illinois Tech
Skills you'll gain: Media and Communications, Journalism, Culture, Public Affairs, Political Sciences, Social Studies, Information Technology, Data Ethics, Writing
Beginner · Course · 1 - 3 Months

Skills you'll gain: Server Side, Web Applications, Javascript, JSON, Node.JS, PHP (Scripting Language), Restful API, Application Programming Interface (API), Extensible Markup Language (XML), Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), User Interface (UI)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Hardware Architecture, Security Engineering, Internet Of Things, Encryption, Information Systems Security, Vulnerability Assessments, Threat Modeling, Data Security, Security Requirements Analysis, General Data Protection Regulation (GDPR), Personally Identifiable Information, Information Privacy, Authentications, Authorization (Computing)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Network Troubleshooting, Network Security, OSI Models, Network Monitoring, Network Architecture, Computer Networking, TCP/IP, General Networking, Local Area Networks, Network Analysis, Network Protocols, Network Infrastructure, Software-Defined Networking, Network Administration, Networking Hardware, Network Switches
Build toward a degree
Beginner · Course · 1 - 3 Months

Skills you'll gain: Risk Management, Cyber Risk, Threat Management, Security Management, Vulnerability Management, Business Risk Management, Enterprise Risk Management (ERM), IT Management, Risk Mitigation, Cybersecurity, Threat Modeling, Cyber Security Strategy, Vulnerability Assessments, Compliance Management, Information Technology
Beginner · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, Excel Formulas, Generative AI, Data Pipelines, Responsible AI, Data Processing, Debugging, Microsoft Excel, Automation, Data Transformation, Artificial Intelligence, Data Analysis, SQL, Natural Language Processing
Intermediate · Course · 1 - 3 Months
University of Rochester
Skills you'll gain: Production Process, Economics, Cost Control, Business Economics, Market Dynamics, Market Share, Market Analysis, Operational Efficiency, Supply And Demand, Profit and Loss (P&L) Management, Competitive Analysis
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Excel, Spreadsheet Software, Microsoft Office, User Accounts
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Apple iOS, Swift Programming, Apple Xcode, Cross Platform Development, Mobile Development, Cloud Storage, Application Deployment, Data Storage, Application Development, Document Management, Web Content, Mac OS, User Interface (UI)
Advanced · Course · 1 - 3 Months

Skills you'll gain: Embedded Software, Embedded Systems, Computer Hardware, Hardware Architecture, Internet Of Things, Peripheral Devices, C (Programming Language), Software Architecture, Simulations, Debugging, Systems Integration
Beginner · Course · 1 - 4 Weeks

AI Business School
Skills you'll gain: Agentic Workflows, Agentic systems, Productivity, No-Code Development, Sales Management, AI Product Strategy, AI Enablement, Business Process Automation, Automation, Artificial Intelligence, Digital Transformation, Application Development, Ideation
Intermediate · Course · 1 - 4 Weeks