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.

Cisco Learning and Certifications
Skills you'll gain: Performance Tuning, Wide Area Networks, Network Troubleshooting, Network Planning And Design
Beginner · Course · 1 - 3 Months

Skills you'll gain: Cell Biology, Physiology, Anatomy, Human Musculoskeletal System, Medical Terminology, Biology, Respiration, Life Sciences, Vital Signs, Health Assessment, Basic Patient Care
Beginner · Course · 1 - 4 Weeks

New York University
Skills you'll gain: Network Security, Firewall, Distributed Denial-Of-Service (DDoS) Attacks, Threat Modeling, Network Architecture, Intrusion Detection and Prevention, TCP/IP, Cybersecurity, Threat Detection, Cyber Attacks, Enterprise Security, Infrastructure Security, Network Protocols, Proxy Servers
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Performance Tuning, Python Programming, OS Process Management, Data Processing, Scalability, Database Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: COBOL (Programming Language), Debugging, z/OS, Unit Testing, Test Driven Development (TDD), Software Testing, Mainframe Computing, Integrated Development Environments, Computer Programming Tools, File I/O
Beginner · Course · 1 - 3 Months

University of Washington
Skills you'll gain: Public Speaking, Storytelling, Verbal Communication Skills, Motivational Skills, Performing Arts, Constructive Feedback, Writing, Leadership
Beginner · Course · 1 - 3 Months

Skills you'll gain: Microsoft PowerPoint, Presentations, Sales Presentations, Microsoft 365, Microsoft Office
Beginner · Guided Project · Less Than 2 Hours
University of Michigan
Skills you'll gain: Exploratory Data Analysis, Rmarkdown, R (Software), Tidyverse (R Package), Statistical Visualization, Data Visualization, Data Visualization Software, R Programming, Ggplot2, Data Wrangling, Scatter Plots, Data Manipulation, Histogram, Scripting, Package and Software Management, Data Import/Export
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: System Programming, Embedded Systems, Linux, File I/O, Linux Commands, Linux Servers, Operating Systems, Bash (Scripting Language), Shell Script, OS Process Management, Build Tools, C and C++, Cross Platform Development, Debugging, Electrical Engineering
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Digital pedagogy, Education Software and Technology, User Accounts
Beginner · Guided Project · Less Than 2 Hours
Automatic Data Processing, Inc. (ADP)
Skills you'll gain: Compensation Analysis, Compensation Management, Compensation Strategy, Job Evaluation, Benefits Administration, Data Collection, Compensation and Benefits, Data Visualization, Job Analysis, Data-Driven Decision-Making, Project Management, Data Analysis, Microsoft Excel, Google Sheets, Human Resource Policies, Regulatory Compliance, Labor Compliance, Law, Regulation, and Compliance, Payroll, Program Management
Beginner · Professional Certificate · 3 - 6 Months
Skills you'll gain: Model Evaluation, Unsupervised Learning, Regression Analysis, Classification Algorithms, Machine Learning Algorithms, Linear Algebra, Machine Learning, Predictive Modeling, Statistical Modeling, Supervised Learning, Performance Tuning
Intermediate · Course · 1 - 3 Months