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: Secure Coding, Kotlin, Mobile Security, Android (Operating System), Android Development, Open Web Application Security Project (OWASP), Mobile Development, Application Security, Mobile Development Tools, Data Validation, Data Cleansing, Data Security, Application Deployment
Intermediate · Course · 1 - 4 Weeks

University of Minnesota
Skills you'll gain: Cucumber (Software), Gherkin (Scripting Language), Software Testing, Testability, Test Case, White-Box Testing, Behavior-Driven Development, Code Coverage, Test Engineering, Acceptance Testing, Test Planning, Unit Testing, Functional Testing, Test Automation, JUnit, Java Programming
Intermediate · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: English Language, Oral Comprehension, Language Competency
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Ajax, jQuery, JSON, Debugging, JavaScript Frameworks, Application Programming Interface (API), Web Applications, Javascript, Game Design, HTML and CSS, User Interface (UI) Design
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Data Structures, Graph Theory, Algorithms, Java, Java Programming, Theoretical Computer Science, Computer Programming, Computational Thinking, Programming Principles, Performance Tuning, Object-Relational Mapping, Computer Programming Tools
Intermediate · Specialization · 1 - 3 Months

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Theoretical Computer Science, Computer Programming, Pseudocode, Algorithms, Computer Science, Formal Learning, Software Engineering, Program Development, Data Science, Analysis, Debugging, Technical Analysis
Intermediate · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Data Visualization, Data Literacy, Tableau Software, Data Presentation, Data Visualization Software, Excel Macros, Analytics, Accounting and Finance Software, Analytical Skills, Pivot Tables And Charts, Accounting Systems, Business Analytics, Microsoft Excel, Data Collection, Data-Driven Decision-Making, Excel Formulas, Data Analysis, Scatter Plots, Predictive Analytics, Data Architecture
Build toward a degree
Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Electronics, Communication Systems, Hardware Design, Digital Communications, Serial Peripheral Interface, Electronic Systems, Electrical Engineering, Telecommunications, Digital Signal Processing, Failure Analysis, Electronic Components, Basic Electrical Systems, Estimation, Engineering Analysis, Network Analysis, Simulation and Simulation Software
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: jQuery, Javascript and jQuery, Animations, Debugging, UI Components, Event-Driven Programming, Responsive Web Design, Web Applications, Interactive Design, HTML and CSS, Data Validation
Intermediate · Course · 1 - 4 Weeks

Rice University
Skills you'll gain: Obstetrics And Gynecology, Urology, Urinalysis, Anatomy, Nephrology, Gynecology, Physiology, Pathology, Biology
Intermediate · Course · 1 - 3 Months

Georgia Institute of Technology
Skills you'll gain: Structural Engineering, Structural Analysis, Mechanical Engineering, Engineering Analysis, Mechanical Design, Torque (Physics), Engineering, Engineering Design Process, Engineering Calculations, Mechanics
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Threat Modeling, Vulnerability Scanning, Vulnerability Management, Vulnerability Assessments, Risk Management, Secure Coding, Cyber Security Assessment, Security Testing, Cyber Governance, Risk Management Framework, Threat Management, Software Development Life Cycle, Application Security, Cyber Security Policies, Threat Detection, Security Management, Security Controls, Systems Development, Security Strategy
Intermediate · Course · 1 - 4 Weeks