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.

Duke University
Skills you'll gain: Interactive Learning, Peer Review, Pedagogy, Art History, Public History, Digital pedagogy, Social Sciences, Aesthetics, Community Organizing, Community Outreach, Education and Training, Social Justice, Creativity, Political Sciences, Higher Education, Community Development, Social Impact, Media and Communications, Team Collaboration
★ 4.7 (129) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Marketing Automation, Digital Marketing Tools, Marketing Analytics, Data-Driven Marketing, Digital Marketing, MarTech, Predictive Analytics, Digital Marketing Campaigns, Advanced Analytics, Predictive Modeling, AI Personalization, Marketing Channel, Data Analysis, Natural Language Processing, Data Ethics, Artificial Intelligence, Ethical Standards And Conduct, Machine Learning
★ 4.8 (67) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Medical Terminology, Endocrinology, Neurology, General Medical Tests and Procedures, Pathology, Medical Practices and Procedures, Medical Records, Sensory Systems Analysis, Health Information Management and Medical Records, Anatomy, General Medicine, Physiology
★ 4.9 (21) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Sampling (Statistics), Plot (Graphics), Statistical Methods, Descriptive Statistics, Statistical Visualization, Data Import/Export, Pareto Chart, Histogram, Statistical Programming, Descriptive Analytics, Statistical Analysis, R (Software), Box Plots, R Programming, Data Synthesis, Probability Distribution, Probability & Statistics, Exploratory Data Analysis, Statistics, Data Science
★ 4.6 (68) · Beginner · Guided Project · Less Than 2 Hours

DeepLearning.AI
Skills you'll gain: Retrieval-Augmented Generation, LangChain, AI Orchestration, SQL, LLM Application, Query Languages, Generative AI Agents, OpenAI API, Microsoft Azure, Tool Calling, OpenAI, Natural Language Processing, Large Language Modeling
★ 4.5 (54) · Beginner · Project · Less Than 2 Hours

DeepLearning.AI
Skills you'll gain: Retrieval-Augmented Generation, LLM Application, LangChain, Large Language Modeling, Embeddings, Prompt Engineering, Query Languages, Vector Databases, Data Storage, Unstructured Data, Graph Theory
★ 4.8 (99) · Intermediate · Project · Less Than 2 Hours

Skills you'll gain: Musical Composition, Music, Music Theory, Music Performance, Post-Production, Media Production, Creativity, Coordination
★ 4.9 (524) · Mixed · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Matplotlib, Seaborn, Plot (Graphics), Pandas (Python Package), NumPy, Data Visualization Software, Data Visualization, Data Manipulation, Statistical Visualization, Data Wrangling, Data Science, Data Processing, Package and Software Management, Python Programming, Data Structures
★ 4.6 (79) · Intermediate · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: Probability & Statistics, Statistical Analysis, Statistics, Data Literacy, Data Visualization, Statistical Hypothesis Testing, Statistical Visualization, Descriptive Statistics, Data Analysis, Analytics, Statistical Methods, Histogram, Plot (Graphics), Probability, Simulations, Probability Distribution, Correlation Analysis, Statistical Inference, Estimation, Sampling (Statistics)
★ 4.9 (62) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: API Testing, JSON, Test Automation, Test Script Development, Application Programming Interface (API), Restful API, Software Testing, Test Tools, Integration Testing, Functional Testing
★ 4.6 (309) · Beginner · Guided Project · Less Than 2 Hours

Rice University
Skills you'll gain: Financial Statements, Accounting, Bookkeeping, Financial Statement Analysis, Financial Accounting, Income Statement, Ledgers (Accounting), Accruals, General Accounting, Accrual Accounting, Accounting Records, Financial Reporting, Cash Flows, Balance Sheet, Equities
★ 4.8 (114) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Debugging, z/OS, Job Control Language (JCL), Mainframe Computing, Scripting Languages, Programming Principles, Computer Programming, File I/O, Code Reusability, Data Structures, Command-Line Interface, Data Import/Export, Automation, Data Management, Application Development
★ 4.4 (25) · Intermediate · Course · 1 - 3 Months