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.

Packt
Skills you'll gain: Infrastructure as Code (IaC), Terraform, Amazon Web Services, Cloud Infrastructure, Application Development, Cloud Development, Cloud Applications, CI/CD, AWS CloudFormation, Cloud Computing Architecture, Amazon Elastic Compute Cloud, Business Intelligence, Amazon S3, Web Development, API Gateway, Cloud Platforms, Serverless Computing, Cloud Services, Artificial Intelligence and Machine Learning (AI/ML), Amazon DynamoDB
Intermediate · Course · 1 - 3 Months

Fudan University
Skills you'll gain: Culture, Research Methodologies, Social Sciences, Sociology, Qualitative Research, European History, Economics, World History, Ethical Standards And Conduct, Political Sciences
Mixed · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Estimation, Model Evaluation, Simulation and Simulation Software, Machine Learning Methods, Applied Mathematics, Laboratory Testing, Matlab, Numerical Analysis, Electric Power Systems, Mathematical Modeling, Electrical Power, Statistical Methods, Electronic Components, Research, Scripting, Algorithms, Calculus
Intermediate · Course · 1 - 3 Months

Tableau Learning Partner
Skills you'll gain: Data Storytelling, Exploratory Data Analysis, Requirements Elicitation, Data Presentation, Data Governance, Data Ethics, Tableau Software, Business Analysis, Data Literacy, Data Visualization, Data Preprocessing, Data Visualization Software, Data Warehousing, Business Metrics, Dashboard, Extract, Transform, Load, Data Analysis, Spatial Data Analysis, Interactive Data Visualization, Data Management
Beginner · Professional Certificate · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Calculus, Applied Mathematics, Trigonometry, Advanced Mathematics, Mathematical Modeling, Algebra, Derivatives, Geometry
Intermediate · Course · 1 - 3 Months

Logical Operations
Skills you'll gain: Microsoft Access, Database Management, Excel Macros, Microsoft 365, Database Development, Database Administration, Database Architecture and Administration, Data Maintenance, Microsoft Windows, Database Software, Databases, Relational Databases, Query Languages, Database Design, Data Entry, Microsoft Office, Data Presentation, Productivity Software, Scripting, User Interface (UI)
Mixed · Course · 1 - 3 Months

Skills you'll gain: Data Storytelling, Data Presentation, Product Management, Customer Insights, Data Analysis, Data-Driven Decision-Making, Forecasting, A/B Testing, Business Analytics, Analytics, Prioritization, Statistical Analysis, Business Metrics, User Research, Customer Retention, Strategic Decision-Making, Root Cause Analysis, Statistical Methods, Stakeholder Communications, Machine Learning Methods
Intermediate · Specialization · 3 - 6 Months

Alex Genadinik
Skills you'll gain: LinkedIn, Search Engine Optimization, Web Analytics and SEO, Professional Networking, Brand Strategy, Social Media, Content Creation, Brand Management
Mixed · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Business Writing, Business Correspondence, Business Communication, Writing, Organizational Skills, Concision, Writing and Editing, Proofreading, Grammar, Communication, Editing, Organizational Strategy, Persuasive Communication, Verbal Communication Skills, Communication Strategies
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Biological Engineering, Markov Model, Molecular Biology, Biotechnology, Bioinformatics, Simulation and Simulation Software, Mathematical Modeling, Engineering Analysis, Mathematical Software, Electrical Engineering, Engineering Design Process, Simulations, Biochemistry, Computational Thinking, Failure Analysis, Differential Equations, Cell Biology, Hazard Analysis, Technical Design, Chemical Engineering
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Data Structures, Object Oriented Programming (OOP), Java Programming, Object Oriented Design, Computational Thinking, Java, Algorithms, Debugging, Programming Principles, Computer Programming, Pseudocode, Program Development, Mathematical Theory & Analysis, Integrated Development Environments, Analysis, Solution Design, Analytical Skills
Intermediate · Specialization · 3 - 6 Months

Chris Croft Training
Skills you'll gain: Influencing, Leadership and Management, Team Leadership, Employee Coaching, Leadership, Delegation Skills, Persuasive Communication, Leadership Studies, Team Management, Assertiveness, Business Leadership, Team Motivation, Negotiation, Motivational Skills, Empowerment, Communication, Emotional Intelligence, Game Theory, Virtual Teams, Communication Strategies
Beginner · Specialization · 3 - 6 Months