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: Embedded Software, Security Engineering, Application Security, Hardening, Embedded Systems, Infrastructure Security, Information Systems Security, Security Controls, Network Security, Secure Coding, Threat Modeling, Cybersecurity, Encryption, System Configuration, Security Strategy, Federal Information Security Management Act, Linux, Hardware Architecture, Data Storage Technologies, Computer Hardware
Intermediate · Course · 3 - 6 Months

Packt
Skills you'll gain: Strategic Thinking, Leadership, Organizational Strategy, Creative Thinking, Collaboration, Business Research, AI Enablement, Data-Driven Decision-Making
Intermediate · Course · 1 - 3 Months

Alex Genadinik
Skills you'll gain: Keyword Research, Web Analytics and SEO, Blogs, Search Engine Optimization, Copywriting, Google Analytics, Google Gemini, Search Engine Marketing, Web Content, Anthropic Claude, Large Language Modeling, Generative AI, Web Analytics, ChatGPT, Prompt Engineering, Content Creation, Google Ads, Digital Marketing, Marketing, Marketing Planning
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Performance Tuning, Database Design
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Branding, Marketing Design, Style Guides, Digital Marketing, Operational Excellence, Marketing Materials, Graphic Design
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Case Studies, User Experience Design, Business Analysis, Natural Language Processing, Application Programming Interface (API), Application Deployment, Application Development, Artificial Intelligence, Systems Integration, Scalability
Beginner · Course · 1 - 4 Weeks

Niel Asher Education
Skills you'll gain: Contraindication, Rehabilitation, Patient Positioning, Manual Therapy, Patient Evaluation, Exercise Therapy, Pain Management, Orthopedics, Clinical Assessment, Physical Therapy, Patient Treatment, Kinesiology, Medication Therapy Management, Athletic Training, Pathology, Anatomy
Intermediate · Course · 1 - 3 Months

Cisco Learning and Certifications
Skills you'll gain: MITRE ATT&CK Framework, Incident Response, Cyber Threat Intelligence, Cyber Threat Hunting, Key Management, Data Security, Threat Modeling, Computer Security Incident Management, File Systems, Endpoint Security, Cryptography, Network Security, Distributed Denial-Of-Service (DDoS) Attacks, Linux, Malware Protection, Operating System Administration, Vulnerability Assessments, Threat Detection, Cybersecurity, Workflow Management
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Apache Kafka, JUnit, Spring Boot, Unit Testing, Integration Testing, Data Pipelines, Restful API, Event-Driven Programming, Encryption, Distributed Computing
Intermediate · Course · 3 - 6 Months

Università di Napoli Federico II
Skills you'll gain: NoSQL, Control Systems, Apache Hadoop, Apache Hive, Big Data, Simulation and Simulation Software, Mechanical Design, Database Systems, Artificial Intelligence, Mechanical Engineering, Computer Vision, Laboratory Experience, Databases, Systems Architecture, Distributed Computing, Simulations, Global Positioning Systems, Business Intelligence, Robotics, Automation
Beginner · Specialization · 1 - 3 Months

Coursera
Skills you'll gain: Prioritization, Jira (Software), Organizational Skills, Decision Making, Backlogs, Project Management Software, Timelines, Dashboard, Query Languages, Project Management, Resource Management
Beginner · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: Business Ethics, Data Ethics, Responsible AI, Ethical Standards And Conduct, Corporate Sustainability, Leadership Studies, Environmental Social And Corporate Governance (ESG), AI Security, Decision Making, Law, Regulation, and Compliance, Personally Identifiable Information, Artificial Intelligence, Compliance Training, Regulation and Legal Compliance, Risk Analysis, Governance
Mixed · Course · 1 - 4 Weeks