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: Resilience, Personal Development, Growth Mindedness, Overcoming Obstacles, Community Development, Persistence, Adaptability, Empowerment, Compassion, Cultural Diversity, Mindfulness
Beginner · Course · 1 - 3 Months

Skills you'll gain: Redis, Microservices, Restful API, .NET Framework, Application Programming Interface (API), Object-Relational Mapping, API Design, PostgreSQL, Scalability, Maintainability, Database Design, Software Architecture, Software Design Patterns, Data Validation
Intermediate · Course · 1 - 3 Months

University of Amsterdam
Skills you'll gain: Statistical Analysis, Research, Research Reports, Data Analysis, Research Design, Data Collection, Research Methodologies, Surveys, Qualitative Research, Experimentation, Descriptive Statistics, Survey Creation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Rmarkdown, Web Scraping, Geospatial Information and Technology, Microsoft Azure, Cloud Storage, Geospatial Mapping, Interactive Data Visualization, R Programming, Data Collection, Data Manipulation, Data Science, Data Integration, Data Analysis, Application Programming Interface (API)
Beginner · Course · 1 - 3 Months

Scrimba
Skills you'll gain: OpenAI API, Image Analysis, Multimodal Prompts, Prompt Engineering, Generative AI, OpenAI, ChatGPT, Vision Transformer (ViT), Computer Vision, Artificial Intelligence
Intermediate · Course · 1 - 4 Weeks
Alberta Machine Intelligence Institute
Skills you'll gain: Responsible AI, Data Ethics, Business Ethics, Generative AI, Regulatory Requirements, Governance, Information Privacy, Social Studies, Data Security
Beginner · Course · 1 - 4 Weeks

LearnKartS
Skills you'll gain: Prompt Engineering, Amazon Bedrock, Retrieval-Augmented Generation, Generative AI, Model Evaluation, Embeddings, Model Deployment
Intermediate · Course · 1 - 4 Weeks
Johns Hopkins University
Skills you'll gain: Microbiology, Epidemiology, Public Health, Infectious Diseases, Investigation, Environment, Environmental Monitoring, Laboratory Testing, Anthropology, Diagnostic Tests, Qualitative Research, Data Collection
Mixed · Course · 1 - 3 Months

Skills you'll gain: Instagram, Drive Engagement, Customer Engagement, Social Media, Social Media Content, Social Media Strategy, Community Development, Content Development and Management
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Exploratory Data Analysis, Seaborn, Plotly, Data Visualization, Data Visualization Software, Interactive Data Visualization, Data Analysis, Python Programming, Predictive Modeling, Data Science, Jupyter, Cloud Applications
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Security Testing, Continuous Monitoring, Cyber Security Assessment, Penetration Testing, Vulnerability Assessments, Intrusion Detection and Prevention, Vulnerability Scanning, Security Controls, White-Box Testing, Threat Detection, Threat Modeling
Advanced · Course · 1 - 4 Weeks

The State University of New York
Skills you'll gain: Performance Analysis, Analytics, Data-Driven Decision-Making, Scheduling, Labor Relations, Team Performance Management, Linear Algebra, Data Management, Administration, Contract Management, Team Management, Data Analysis Software, R (Software), Contract Negotiation, Operations Management
Beginner · Course · 1 - 3 Months