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.

University of Colorado System
Skills you'll gain: Intercultural Competence, Teamwork, Diversity and Inclusion, Cultural Diversity, Cultural Sensitivity, Virtual Teams, Self-Awareness, Collaboration, Professional Development, Empathy, Adaptability, Conflict Management, Communication Strategies
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Real-Time Operating Systems, Embedded Systems, Embedded Software, Hardware Architecture, Electronic Systems, System Programming, Operating Systems, Ubuntu, Linux, System Requirements, System Design and Implementation, C (Programming Language), Algorithms
Intermediate · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Incident Response, Vulnerability Management, Computer Security Incident Management, Cyber Operations, Hardening, Cybersecurity, Security Controls, Vulnerability Assessments, Threat Detection, Identity and Access Management, Intrusion Detection and Prevention, IT Security Architecture, Information Systems Security, Vulnerability Scanning, Threat Management, Application Security, Mobile Security, Network Security, Authorization (Computing), Continuous Monitoring
Intermediate · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: User Accounts, No-Code Development, Application Design, Data Structures, User Interface (UI)
Beginner · Course · 1 - 4 Weeks

California Institute of the Arts
Skills you'll gain: Video Editing, Creativity, Video Production, Photo/Video Production and Technology, Storytelling, Aesthetics, Performing Arts, Editing
Beginner · Course · 1 - 3 Months

Yeshiva University
Skills you'll gain: Ancient History, Art History, World History, Research, Color Theory, Timelines, Cultural Diversity, Storytelling
Mixed · Course · 1 - 3 Months

Dassault Systèmes
Skills you'll gain: SolidWorks (CAD), Computer-Aided Design, Engineering Drawings, Technical Drawing, 3D Modeling, Mechanical Engineering
Beginner · Course · 1 - 4 Weeks

Multiple educators
Skills you'll gain: Storytelling, Data Storytelling, Business Strategy, Design Thinking, Business Strategies, Sustainable Business, Brand Strategy, Business Solutions, Innovation, Presentations, Market Opportunities, Business Modeling, Business Risk Management, Design and Product, Branding, Strategic Thinking, Process Design, Digital Transformation, Persuasive Communication, Technology Strategies
Intermediate · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Bash (Scripting Language), Distributed Computing, Scalability, Software Architecture, Big Data, Operating Systems, File Systems, Cloud Development, Scripting, Command-Line Interface, C and C++, Performance Tuning, Linux, Programming Principles, Computer Architecture, Data Sharing, Communication Systems
Advanced · Specialization · 3 - 6 Months

Skills you'll gain: Network Security, Disaster Recovery, Network Administration, Authentications, Vulnerability Assessments, Computer Networking, Network Infrastructure, Wireless Networks, Cybersecurity, Network Monitoring, Local Area Networks, Vulnerability Management, Telecommunications, Network Protocols, Network Switches, Network Routing, Communication Systems, Cryptography, Encryption
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Post-Production, 3D Modeling, Video Production, Color Theory
Intermediate · Course · 1 - 3 Months

EIT Digital
Skills you'll gain: Embedded Systems, Embedded Software, Internet Of Things, Operating Systems, Real-Time Operating Systems, Wireless Networks, System Programming, Hardware Architecture, Simulations, C (Programming Language), Network Protocols, Application Programming Interface (API)
Intermediate · Course · 1 - 4 Weeks