Language courses can help you learn grammar, vocabulary development, pronunciation techniques, and conversational skills. You can build skills in writing clearly, understanding cultural nuances, and using language for specific purposes like business or travel. Many courses introduce tools such as language learning apps, online dictionaries, and pronunciation software, which enhance your ability to practice and apply what you've learned in everyday situations.

Skills you'll gain: Hypertext Markup Language (HTML), HTML and CSS, Cascading Style Sheets (CSS), Web Design, Web Design and Development, UI Components, Web Language, Front-End Web Development, Mobile Development, Javascript, Animations, User Interface (UI), Web Development Tools, Web Content Accessibility Guidelines, Typography, Semantic Web, GitHub, Version Control, Application Deployment, Development Environment
★ 5 (7) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Cascading Style Sheets (CSS), Debugging, jQuery, Hypertext Markup Language (HTML), Web Design and Development, Javascript, Integrated Development Environments, Web Development Tools, Development Environment, UI Components, User Interface (UI), Event-Driven Programming, Animations
Beginner · Course · 1 - 3 Months

Skills you'll gain: Exploratory Data Analysis, Scatter Plots, Data Analysis, Correlation Analysis, Box Plots, Descriptive Statistics, Pandas (Python Package), Data Visualization, Plot (Graphics), Analysis, Histogram, Statistical Analysis, Python Programming, Software Installation
★ 4.8 (6) · Intermediate · Guided Project · Less Than 2 Hours

Logical Operations
Skills you'll gain: Data Structures, Data Processing, Verification And Validation, Python Programming, Data Manipulation, Programming Principles, Scripting, Scripting Languages, Computer Programming, Software Development
Mixed · Course · 1 - 4 Weeks

University of Maryland, College Park
Skills you'll gain: Sampling (Statistics), Data Analysis Software, Stata, Statistical Analysis, Statistical Software, Statistical Methods, Regression Analysis, Data Integrity, R (Software), R Programming, Statistical Modeling
Mixed · Course · 1 - 3 Months

Skills you'll gain: Docker (Software), Containerization, CI/CD, R Programming, Application Deployment, Development Environment, Software Installation, Data Persistence
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: MySQL, MongoDB, NoSQL, Object-Relational Mapping, Database Design, Relational Databases, SQL, Node.JS, Restful API, Databases, MySQL Workbench, Data Persistence, Database Application, Data Modeling, Data Integrity, Unstructured Data
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Structures, Algorithms, Computational Thinking, Programming Principles, Theoretical Computer Science, Software Engineering, Computer Programming, Performance Tuning
Intermediate · Course · 1 - 3 Months

Skills you'll gain: File I/O, Test Tools, Application Design, Test Case, Software Documentation, Code Reusability, Technical Documentation, Package and Software Management
Advanced · Course · 3 - 6 Months

University of Michigan
Skills you'll gain: Animations, Visualization (Computer Graphics), Simulations, Computer Graphics, Python Programming, Game Design, Creative Design, Object Oriented Programming (OOP), Scripting, Algorithms, Development Environment, Data Structures
Advanced · Course · 1 - 3 Months

Skills you'll gain: Data Preprocessing, Data Manipulation, Data Transformation, Feature Engineering, Text Mining, Project Design, Unstructured Data, Data Integration, Python Programming, Metadata Management, Natural Language Processing, Deep Learning, Machine Learning
★ 4.8 (15) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: AI Workflows, CrewAI, Prompt Engineering, AI Orchestration, Context Engineering, Agentic Workflows, Model Context Protocol, Generative AI Agents, LLM Application, Tool Calling, Agentic systems, Role-Based Access Control (RBAC), AI Security, Artificial Intelligence and Machine Learning (AI/ML), AI Enablement, Large Language Modeling, Retrieval-Augmented Generation, Generative AI, Artificial Intelligence, Prompt Patterns
Intermediate · Specialization · 1 - 3 Months