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: Keras (Neural Network Library), Reinforcement Learning, Unsupervised Learning, Deep Learning, Tensorflow, Machine Learning Methods, Generative AI, Artificial Neural Networks, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, Natural Language Processing, Performance Tuning
Intermediate · Course · 1 - 3 Months

University of Maryland, College Park
Skills you'll gain: Construction Management, Project Controls, Construction, Project Schedules, Cost Estimation, Change Control, Contract Management, Project Management, Timelines, Scheduling, Project Documentation, Project Planning, Safety Assurance, Cost Control, Arbitration
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Computer Hardware, SQL, Database Design, Hardware Troubleshooting, Databases, Computer Networking, Relational Databases, Network Protocols, Information Technology, Network Routers, Wireless Networks, System Configuration, Peripheral Devices
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Extensible Markup Language (XML), Extensible Languages and XML, Visualization (Computer Graphics), Graphic and Visual Design, Cascading Style Sheets (CSS), HTML and CSS, Computer Graphics, Animations, Typography, Semantic Web, Web Content Accessibility Guidelines, Scalability
Mixed · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Data Structures, Algorithms, Pseudocode, Computational Thinking, Analysis, Big Data, Probability & Statistics, Computer Programming, Python Programming
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Secure Coding, Penetration Testing, Security Testing, Application Security, Cyber Security Assessment, Payment Systems, Blockchain, Incident Response, Vulnerability Scanning, Code Review, Data Security, Development Testing, Authorization (Computing), Data Validation
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Generative AI, Fraud detection, Feature Engineering, Cybersecurity, Cyber Security Strategy, Threat Modeling, Deep Learning, Anomaly Detection, Artificial Intelligence, Security Testing, Machine Learning Methods, Reinforcement Learning, Machine Learning
Intermediate · Course · 1 - 3 Months
Johns Hopkins University
Skills you'll gain: Clinical Trials, Clinical Research, Clinical Research Ethics, Good Clinical Practices (GCP), Informed Consent, Biostatistics, Healthcare Ethics, Science and Research, Regulatory Compliance
Beginner · Course · 1 - 3 Months

University of Florida
Skills you'll gain: Land Management, Sustainable Development, Water Resource Management, Sustainability Standards, Environment and Resource Management, Environment, Environmental Science, Natural Resource Management, Systems Thinking, Biology
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Performing Arts, Liberal Arts, Storytelling, Lecturing, Creativity, Instructional Strategies, Creative Design, European History
Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Algebra, Graphing, Advanced Mathematics, Logical Reasoning, General Mathematics, Mathematical Theory & Analysis, Applied Mathematics, Mathematical Modeling, Visualization (Computer Graphics), Correlation Analysis
Beginner · Course · 1 - 4 Weeks

Whizlabs
Skills you'll gain: Amazon Web Services, Serverless Computing, Amazon S3, Amazon Elastic Compute Cloud, API Gateway, AWS CloudFormation, Cloud Infrastructure, Cloud Storage, Data Security, Application Deployment, File Systems, Data Encryption Standard
Intermediate · Course · 1 - 4 Weeks