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.

Coursera
Skills you'll gain: Procurement, Strategic Sourcing, Material Requirements Planning, Contract Compliance, Business Communication, Cross-Functional Collaboration
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: International Financial Reporting Standards, Financial Reporting, Intercompany Accounting, Regulation and Legal Compliance, Auditing, Financial Statement Analysis, Governance, Compliance Management, Specialized Accounting, Analysis, Financial Analysis, Stakeholder Analysis
Beginner · Course · 1 - 4 Weeks

Wesleyan University
Skills you'll gain: Psychiatry, Clinical Psychology, Mental Health Diseases and Disorders, Pharmacology, Psychiatric Assessments, Psychotherapy, Psychology, Mental Health Therapies, Patient Evaluation, Neurology, Scientific Methods, Magnetic Resonance Imaging, Medical History Documentation, Medical Imaging
Intermediate · Course · 1 - 3 Months
University of California San Diego
Skills you'll gain: Design Research, Interaction Design, User Experience Design, Statistical Analysis, Usability, Ideation, User Research, Graphic and Visual Design, User Interface (UI) Design, Experimentation, Prototyping, Usability Testing, Human Centered Design, Human Computer Interaction, A/B Testing, Human Factors, Collaborative Software, Telecommuting, R Programming, Storyboarding
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Model Deployment, Model Evaluation, Decision Tree Learning, MLOps (Machine Learning Operations), Data-Driven Decision-Making, Applied Machine Learning, Analytics, A/B Testing, Predictive Modeling, Machine Learning, Predictive Analytics, Statistical Hypothesis Testing, Statistical Methods, Scalability, Machine Learning Algorithms, Random Forest Algorithm, Performance Testing, Performance Analysis, Statistical Analysis, Classification Algorithms
Intermediate · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Security Information and Event Management (SIEM), Cloud Security, Business Continuity Planning, System Monitoring, Network Security, Continuous Monitoring, Cyber Operations, Disaster Recovery, Incident Response, Cloud Computing, Zero Trust Network Access, Security Controls, Data Security, Firewall, Virtual Private Networks (VPN), Service Level Agreement, Vulnerability Management, Patch Management, Clinical Monitoring, Configuration Management
Intermediate · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: Team Motivation, Self-Motivation, Motivational Skills, Goal Setting, Leadership and Management, Initiative and Leadership, Productivity, Employee Engagement, Personal Development, Self-Awareness, Mindfulness
Mixed · Course · 1 - 4 Weeks

Arizona State University
Skills you'll gain: Semiconductors, Electronic Components, Materials science, Electrical Engineering, Electronics Engineering, Mechanical Engineering, Electronics, Failure Analysis, Thermal Management, Chemical Engineering, Manufacturing Processes, Process Control, Structural Analysis, Chemistry, Engineering Calculations
Intermediate · Specialization · 3 - 6 Months

University of Colorado System
Skills you'll gain: Vital Signs, Patient Evaluation, Airway Management, Trauma Care, Emergency and Intensive Care, Medical History Documentation, Patient Communication, Child Health, Childbirth, Automated External Defibrillator, Medical Terminology, Health Assessment, Maternal Health, Patient Advocacy, Basic Patient Care, Respiratory Care, Neurology, Medication Administration, Cardiology, Pharmacology
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Exploratory Data Analysis, Logistic Regression, Supervised Learning, Applied Machine Learning, Model Evaluation, Data Modeling
Intermediate · Course · 1 - 3 Months

University of Virginia
Skills you'll gain: Branding, Brand Awareness, Brand Strategy, Brand Management, Personal Attributes, digital literacy, Social Media, Personally Identifiable Information, Self-Awareness, Social Media Strategy
Beginner · Course · 1 - 3 Months

Skills you'll gain: Pseudocode, Responsive Web Design, Computational Thinking, LinkedIn, Cascading Style Sheets (CSS), Front-End Web Development, React.js, HTML and CSS, Debugging, Algorithms, Interviewing Skills, UI Components, Web Design and Development, Professional Development, Programming Principles, Jest (JavaScript Testing Framework), JavaScript Frameworks, Web Development Tools, Web Development, Software Development
Intermediate · Specialization · 1 - 3 Months