HTML, CSS, and JavaScript courses can help you learn web page structure, styling, and interactivity, along with responsive design and accessibility practices. You can build skills in creating layouts, implementing animations, and optimizing user experiences across different devices. Many courses introduce tools like code editors, version control systems, and browser developer tools, that support testing and refining your projects. By mastering these skills and tools, you’ll be well-equipped to develop engaging websites and applications.

Universitat Autònoma de Barcelona
Skills you'll gain: Art History, Ancient History, Case Studies, Anthropology, Community Development, Sustainable Development, Surveys, Research, Research Methodologies, Social Sciences, Sustainable Systems, Scientific Methods, Cultural Responsiveness, Culture, Cultural Diversity, Environment
Beginner · Course · 1 - 3 Months

Skills you'll gain: Security Controls, Security Awareness, Change Control, Computer Security Awareness Training, Cybersecurity, Security Management, Data Security, Safety and Security, Cyber Security Policies, Data Ethics, Data Integrity, Identity and Access Management
Beginner · Course · 1 - 4 Weeks
University of Colorado Boulder
Skills you'll gain: Microarchitecture, Hardware Design, Electronic Hardware, Computer Architecture, Embedded Systems, Hardware Architecture, Electronic Systems, Electronic Components, Performance Tuning, Application Design, Peripheral Devices, System Configuration, Debugging, Digital Design
Intermediate · Course · 1 - 3 Months

Skills you'll gain: C# (Programming Language), Event-Driven Programming, .NET Framework, Application Deployment, Debugging, Software Testing, ASP.NET, Application Development, Microsoft Visual Studio, Postman API Platform, Application Programming Interface (API), User Interface and User Experience (UI/UX) Design, File Management, Software Documentation, Software Architecture
Mixed · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Cryptography, Brute-force attacks, Encryption, Information Systems Security, Cybersecurity, Theoretical Computer Science, Computational Logic
Intermediate · Course · 1 - 4 Weeks

Kennesaw State University
Skills you'll gain: Cybersecurity, IT Security Architecture, Network Security, Disaster Recovery, Application Security, Business Continuity, Cryptography, Secure Coding, Systems Development Life Cycle, Security Controls, Law, Regulation, and Compliance, Infrastructure Security, Safety and Security, Identity and Access Management, Governance, Risk Management
Beginner · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Sprint Retrospectives, Project Closure, Stakeholder Management, Project Performance, Project Coordination, Stakeholder Engagement, Project Management, Stakeholder Communications, Agile Project Management, Solution Delivery, Sprint Planning, Project Planning, Microsoft Excel, Communication, Team Leadership, Procurement, Microsoft Office, Leadership, Microsoft Word, Leadership Development
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Debugging, Java, Computer Programming, Algorithms, Data Structures, Pseudocode, Integrated Development Environments, Object Oriented Programming (OOP), Computational Thinking
Beginner · Course · 1 - 3 Months

Skills you'll gain: Marketing Automation, Lead Generation, Customer Relationship Management (CRM) Software, Brand Awareness, Sales Pipelines, Web Analytics, Customer Acquisition Management, Marketing Operations, Marketing Effectiveness, Social Media, Branding, Performance Analysis, Social Media Management, Brand Management, Business Metrics, Data Capture, Market Research
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Bash (Scripting Language), Operating Systems, File Systems, Linux Commands, Linux, SQL, Unix, Database Management, Command-Line Interface, Relational Databases, Authorization (Computing), Authentications, User Accounts
Beginner · Course · 1 - 4 Weeks

Logical Operations
Skills you'll gain: Network Troubleshooting, Network Administration, Network Security, Remote Access Systems, Software-Defined Networking, Computer Networking, Network Routing, TCP/IP, Local Area Networks, Wireless Networks, Network Architecture, Virtual Local Area Network (VLAN), Network Protocols, IT Automation, Hardware Troubleshooting, Automation, Scripting
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Recurrent Neural Networks (RNNs), Transfer Learning, Large Language Modeling, Natural Language Processing, Vision Transformer (ViT), Deep Learning, PyTorch (Machine Learning Library), Tensorflow, Artificial Neural Networks, Embeddings, Computer Vision
Intermediate · Course · 1 - 4 Weeks