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.

Niel Asher Education
Skills you'll gain: Lifting Ability, Injury Prevention, Exercise Science, Athletic Training, Coaching, Train The Trainer, Physical Stamina, Goal Setting, Safety Standards, Mobility Assistance, Mechanics
Intermediate · Course · 1 - 4 Weeks

University of Washington
Skills you'll gain: Higher Education, Learning Strategies, Student Support and Services, Academic Advising, Time Management, Lifelong Learning, Personal Development, Planning, Collaboration, Resourcefulness, Decision Making, Adaptability, Relationship Building
Mixed · Course · 1 - 3 Months

Duke University
Skills you'll gain: Sampling (Statistics), Exploratory Data Analysis, R (Software), Statistical Inference, Probability Distribution, Bayesian Statistics, R Programming, Data Analysis, Probability, Statistics, Statistical Analysis, Descriptive Statistics
Beginner · Course · 1 - 3 Months

Harvard Business Review
Skills you'll gain: Meeting Facilitation, Time Management, Productivity, Prioritization, Team Performance Management, Planning, Goal Setting, Stress Management, Decision Making
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Computing Architecture, Amazon Elastic Compute Cloud, Data Visualization Software, Cloud Storage, Dashboard, Scalability, Data Strategy, Data Integration, Real Time Data, Data Storage
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Usability Testing, Usability, User Acceptance Testing (UAT), Surveys, Software Testing, Human Computer Interaction, User Research, UI/UX Research, User Experience Design, Software Quality (SQA/SQC)
Advanced · Course · 1 - 4 Weeks

Pearson
Skills you'll gain: File Management, Firewall, Linux Administration, Ubuntu, Hardening, Linux Servers, OS Process Management, Linux, Authentications, Zero Trust Network Access, Remote Access Systems, Data Security, User Accounts, Network Security, Linux Commands, Application Security, Security Strategy, Operating System Administration, Information Systems Security, IT Security Architecture
Intermediate · Specialization · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: MLOps (Machine Learning Operations), Large Language Modeling, Jupyter, AI Workflows, Data Store, Version Control, Metadata Management
Intermediate · Project · Less Than 2 Hours

University of California, Irvine
Skills you'll gain: Core Data (Software), Apple iOS, iOS Development, JSON, Objective-C (Programming Language), OAuth, Authentications, Mobile Development, Single Sign-On (SSO), Secure Coding, Data Store, Cryptographic Protocols, Application Security, Data Persistence
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Linux Administration, Docker (Software), Containerization, Linux, Network Troubleshooting, Linux Servers, Ansible, Kubernetes, Authentications, Infrastructure as Code (IaC), Network Administration, System Configuration, Remote Access Systems, Multi-Factor Authentication, Network Protocols, Network Security, Security Controls, Firewall, Web Servers, Encryption
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Security, Record Keeping, Cyber Security Policies, Security Management, Data Management, Records Management, Cloud Computing Architecture, Data Security, General Data Protection Regulation (GDPR), Cloud Computing, Data Governance, Personally Identifiable Information, Information Privacy, Threat Detection, Microsoft Azure, Cloud Platforms, Security Controls, Threat Management
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Email Security, Mobile Security, Network Security, Open Web Application Security Project (OWASP), Threat Detection, TCP/IP, Network Analysis, Network Protocols, Cybersecurity, Application Security, Exploitation techniques, Wireless Networks, Splunk, Information Privacy
Intermediate · Course · 1 - 3 Months