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.

Northwestern University
Skills you'll gain: Robotics, Machine Controls, Control Systems, Mathematical Modeling, Mathematical Software, Simulation and Simulation Software, Engineering, Mechanics, Mechanical Engineering, Applied Mathematics, Numerical Analysis, Simulations, Process Control, Virtual Environment, Torque (Physics), Graph Theory, Matlab, Algorithms, Engineering Calculations, Physics
★ 4.7 (1.3K) · Intermediate · Specialization · 3 - 6 Months

Universidad Nacional Autónoma de México
Skills you'll gain: Learning Strategies, Learning Theory, Human Learning, Quick Learning, Self-Motivation, Lifelong Learning, Literacy, Mental Concentration, Cognitive flexibility, Critical Thinking, Personal Development, Motivational Skills, Self-Awareness
★ 4.8 (5.5K) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Claude Code, Anthropic Claude, Retrieval-Augmented Generation, LangChain, LLM Application, Prompt Engineering, Tool Calling, AI Orchestration, Embeddings, AI Workflows, Large Language Modeling, AI Integrations, Vector Databases, Agentic Workflows, Application Programming Interface (API), Generative AI Agents, Python Programming, Real Time Data, Context Management, Document Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Secure Coding, Unit Testing, Cryptography, Performance Testing, LLM Application, Cryptographic Protocols, Encryption, Authentications, Application Security, Authorization (Computing), Test Driven Development (TDD), Tool Calling, Large Language Modeling, ASP.NET, .NET Framework, C# (Programming Language), Application Deployment, Object Oriented Design, General Data Protection Regulation (GDPR), Cloud Platforms
Intermediate · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Object Oriented Design, Unity Engine, Object Oriented Programming (OOP), Video Game Development, Software Design Patterns, C# (Programming Language), Debugging, Data Structures, Software Design, Game Design, Prototyping, Programming Principles, Data Storage, Graph Theory, Code Reusability, C and C++, Event-Driven Programming, Software Architecture, Application Design, Algorithms
★ 4.7 (2.8K) · Beginner · Specialization · 3 - 6 Months

University of California San Diego
Skills you'll gain: Apache Hadoop, Big Data, Data Analysis, Apache Spark, Data Science, PySpark, File Systems, Analytics, Data Processing, Software Architecture, Distributed Computing, Data Architecture, Performance Tuning, Data Storage, System Configuration, Python Programming
★ 4 (3.3K) · Mixed · Course · 1 - 3 Months

Arizona State University
Skills you'll gain: Language Competency, English Language, Oral Comprehension, Grammar, Literacy, Language Learning, Vocabulary, Community Health, Nutrition and Diet, Health Education, Health Promotion, Food and Beverage
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Penetration Testing, Security Testing, Exploitation techniques, Vulnerability Assessments, Cyber Security Assessment, Server Side, Test Tools, Cyber Security Strategy, SQL, Hypertext Markup Language (HTML), Databases, Query Languages, SQL Server Integration Services (SSIS), Ethical Standards And Conduct, Amazon S3
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Responsible AI, LLM Application, Agentic Workflows, Generative AI Agents, AI Workflows, Data Ethics, Generative AI, Artificial Intelligence, Generative Model Architectures, Agentic systems, Personalized Campaigns, AI Personalization, Natural Language Processing, Business Marketing, Language Interpretation, Translation, and Studies, Customer Engagement, Customer experience improvement, Customer Support, Data Synthesis, Business Intelligence Software
Intermediate · Course · 1 - 3 Months

Princeton University
Skills you'll gain: Data Structures, Algorithms, Graph Theory, Java, Performance Testing, Java Programming, Computational Thinking, Memory Management, Spatial Data Analysis
★ 4.9 (12K) · Intermediate · Course · 3 - 6 Months

Arizona State University
Skills you'll gain: Persuasive Communication, Critical Thinking, Deductive Reasoning, Communication Strategies, Communication, Analytical Skills, Decision Making, Problem Solving
Advanced · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Event-Driven Programming, Front-End Web Development, Javascript, Frontend Performance, Cascading Style Sheets (CSS), Web Development Tools, Debugging, Web Applications, Responsive Web Design, Animations, Web Development, Visualization (Computer Graphics), JSON, Hypertext Markup Language (HTML), Application Programming Interface (API), Animation and Game Design, User Interface (UI), Event Monitoring, Computer Programming
Intermediate · Course · 1 - 4 Weeks