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.

Skills you'll gain: Cryptography, Cybersecurity, Network Security, Threat Modeling, Encryption, Identity and Access Management, Information Systems Security, Threat Detection, Firewall, Infrastructure Security, Security Controls, Security Strategy, Authorization (Computing), Authentications, Security Awareness, Risk Management Framework
Beginner · Course · 1 - 3 Months

Macquarie University
Skills you'll gain: Application Deployment, Encryption, Web Applications, Business Process, Digital Assets, Transaction Processing, Automation, Data Integrity, Algorithms
Beginner · Course · 1 - 3 Months

Skills you'll gain: Microservices, Node.JS, API Gateway, Application Deployment, Software Architecture, Cloud Applications, Application Design, Web Services, Restful API, Communication Strategies
Mixed · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Public Key Cryptography Standards (PKCS), Cryptography, Data Structures, Algorithms, Encryption, Theoretical Computer Science, Computer Science, Programming Principles, Computational Thinking, IBM Cloud, Advanced Mathematics
Build toward a degree
Advanced · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Cryptography, Data Encryption Standard, Encryption, Advanced Encryption Standard (AES), Application Security, Public Key Cryptography Standards (PKCS), Secure Coding, Data Security, Web Development, Email Security, PHP (Scripting Language), Brute-force attacks, Algorithms, User Provisioning
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: C++ (Programming Language), Object Oriented Programming (OOP), C and C++, Programming Principles, Computer Programming, Software Documentation, Functional Design, Computer Science, Maintainability
Intermediate · Course · 1 - 4 Weeks
University of Illinois Urbana-Champaign
Skills you'll gain: Mergers & Acquisitions, Investment Banking, Private Equity, Financial Analysis, Capital Markets, Financial Statement Analysis, Business Valuation, Financial Modeling, Due Diligence, Negotiation
Intermediate · Course · 1 - 3 Months

Vanderbilt University
Skills you'll gain: Git (Version Control System), Android Development, File I/O, Android Studio, Mobile Development, Data Persistence, Java Programming, Application Development, Event-Driven Programming, Computer Programming
Mixed · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Preventative Care, Patient Education And Counseling, Pharmacology, Contraindication, Bloodborne Pathogens, Drug Interaction, Primary Care, Health Disparities, Medication Therapy Management, Health Equity, Pharmacotherapy, Patient Evaluation, Public Health, Community Health, Patient Advocacy, Clinical Assessment, Patient Communication, Diagnostic Tests, Laboratory Testing
Beginner · Course · 1 - 3 Months

Skills you'll gain: Interviewing Skills, Professional Networking, Presentations, LinkedIn, Cybersecurity, Market Research, Social Media, Recruitment, Portfolio Management, Negotiation, Writing, Technical Communication, Communication
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Chronic Diseases, Student Support and Services, Parent Communication, Care Management, Health Education, First Aid, Patient Education and Support, Pediatrics, Emergency Response, Nursing Care, Respiratory Care, Medication Administration, Nutrition and Diet
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Malware Protection, Exploit development, Cyber Threat Hunting, Cyber Security Assessment, Application Security, Threat Detection, Virtual Machines, Debugging, System Programming, Scripting, Windows PowerShell, Virtualization, Computer Architecture, Excel Macros, Linux
Intermediate · Course · 1 - 3 Months