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.

The University of Sydney
Skills you'll gain: Critical Thinking, Research, Problem Solving, Critical Thinking and Problem Solving, Oral Comprehension, Ethical Standards And Conduct, English Language, Research Methodologies, Verbal Communication Skills, Higher Education, Personal Integrity, Writing, Creative Problem-Solving, Research Reports, Brainstorming, Planning
★ 4.9 (1.9K) · Mixed · Course · 1 - 3 Months

Princeton University
Skills you'll gain: Graph Theory, Data Structures, Algorithms, Theoretical Computer Science, Computer Programming, Java Programming, Java
★ 4.9 (2.1K) · Intermediate · Course · 3 - 6 Months

MathWorks
Skills you'll gain: Computer Vision, Model Evaluation, Image Analysis, Model Deployment, Anomaly Detection, Convolutional Neural Networks, Transfer Learning, Model Training, Fine-tuning, Deep Learning, Machine Learning Methods, Image Quality, Generative AI, Data Preprocessing, Artificial Neural Networks, Matlab, Applied Machine Learning, Model Optimization, Machine Learning, Classification Algorithms
★ 4.7 (377) · Beginner · Professional Certificate · 3 - 6 Months

Universidad Nacional Autónoma de México
Skills you'll gain: NoSQL, Data Warehousing, Database Systems, Database Theory, Relational Databases, Database Management, Extract, Transform, Load, SQL, Databases, Data Mining, Database Development, Business Intelligence, Database Application, Database Management Systems, Big Data, Information Systems, Database Design, MongoDB, Scalability, Database Software
★ 4.3 (703) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Business Intelligence, Excel Macros, Pandas (Python Package), Prompt Engineering, Forecasting, Data Storytelling, Time Series Analysis and Forecasting, Regression Analysis, Data Quality, Responsible AI, ChatGPT, Microsoft Excel, Data Analysis, Report Writing, Interactive Data Visualization, Data Modeling, Generative AI, Data Visualization, Exploratory Data Analysis, Statistical Analysis
★ 4.4 (494) · Intermediate · Specialization · 3 - 6 Months

SkillsBooster Academy
Skills you'll gain: ChatGPT, Prompt Engineering, Prompt Patterns, Large Language Modeling, Email Automation, Agentic Workflows, AI Workflows, AI Orchestration, Generative AI Agents, Agentic systems, Business Process Automation, Infographics, OpenAI, Token Optimization, LLM Application, AI literacy, Operational Efficiency, Generative AI, Responsible AI, Artificial Intelligence and Machine Learning (AI/ML)
★ 5 (12) · Beginner · Specialization · 3 - 6 Months

University of California, Irvine
Skills you'll gain: Go (Programming Language), Algorithms, OS Process Management, System Programming, Data Sharing
★ 4.6 (808) · Intermediate · Course · 1 - 4 Weeks

Duke University
Skills you'll gain: Object Oriented Programming (OOP), Java, Object Oriented Design, Java Programming, Software Engineering, Programming Principles, Computer Programming, Software Development Tools, Software Design, Predictive Modeling, Algorithms, Data Structures, Markov Model, Performance Tuning, Performance Testing, File I/O, Debugging, Application Programming Interface (API)
★ 4.6 (1.5K) · Beginner · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Docker (Software), Kubernetes, Containerization, YAML, Devops Tools, Data Storage, Linux Administration, Microservices, DevOps, CI/CD, Application Deployment, Network Troubleshooting, General Networking, Configuration Management, Security Controls, OS Process Management, Virtualization, Application Lifecycle Management, Command-Line Interface, Automation
Beginner · Specialization · 3 - 6 Months

University of Illinois Urbana-Champaign
Skills you'll gain: AI Enablement, Data Ethics, Large Language Modeling
Mixed · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: React.js, JavaScript Frameworks, UI Components, Web Development Tools, Web Applications, Event-Driven Programming, Front-End Web Development, Application Deployment, Code Reusability, Context Management, Javascript, Web Development, User Interface (UI), Maintainability, Software Design, Debugging, Data Sharing, Computer Programming
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Electrical Power, Energy and Utilities, Electric Power Systems, Electrical Systems, Sustainable Technologies, Sustainable Development, Sustainable Design, Basic Electrical Systems, Time Series Analysis and Forecasting, Simulation and Simulation Software, Sustainable Systems, Electrical Engineering, Simulations, Matlab, Mathematical Modeling, Predictive Modeling, Control Systems, Statistical Machine Learning
Intermediate · Course · 1 - 4 Weeks