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.

Arizona State University
Skills you'll gain: Supervised Learning, Unsupervised Learning, Generative Adversarial Networks (GANs), Deep Learning, Image Analysis, Machine Learning Algorithms, Applied Machine Learning, Python Programming, Machine Learning, Artificial Neural Networks, Model Evaluation, Data Processing, Classification Algorithms, Computer Vision, Predictive Modeling, Computer Programming, Regression Analysis
Beginner · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Descriptive Statistics, Linear Algebra, Exploratory Data Analysis, Data-Driven Decision-Making, Data Analysis, Artificial Intelligence, Probability, Regression Analysis, Calculus, Statistical Analysis, Advanced Mathematics, Applied Mathematics, Probability Distribution, Mathematical Modeling, Statistical Modeling, Machine Learning Algorithms, Dimensionality Reduction
Beginner · Course · 1 - 3 Months

Skills you'll gain: Debugging, z/OS, Job Control Language (JCL), IBM Cloud, Mainframe Computing, Scripting Languages, Computer Programming, Program Development, File I/O, Data Structures, Command-Line Interface, Application Development
Intermediate · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: Unreal Engine, C++ (Programming Language), Video Game Development, Game Design, Object Oriented Programming (OOP), Software Design Patterns, Programming Principles, Application Development, Debugging
Intermediate · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: File I/O, C++ (Programming Language), Object Oriented Programming (OOP), Object Oriented Design, Video Game Development, Unreal Engine, Event-Driven Programming, Unity Engine, C# (Programming Language), User Interface (UI), Data Structures
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: R Programming, Arithmetic, Statistical Programming, Development Environment, Programming Principles, Data Import/Export
Beginner · Guided Project · Less Than 2 Hours

Microsoft
Skills you'll gain: AI Workflows, Agentic Workflows, AI Orchestration, AI Security, API Testing, System Testing, Test Script Development, Context Management, Health Informatics, Performance Testing, Functional Testing, Business Logic
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Penetration Testing, Network Security, Network Monitoring, Exploitation techniques, Virtual Private Networks (VPN), Cryptographic Protocols, Network Protocols, General Networking, Computer Networking, Command-Line Interface, Network Analysis, Proxy Servers
Build toward a degree
Intermediate · Course · 1 - 3 Months

Scrimba
Skills you'll gain: SQL, Relational Databases, Query Languages, Databases, Stored Procedure, Data Manipulation, Database Management Systems, Data Access, Data Maintenance
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Artificial Intelligence, Generative AI, Machine Learning Algorithms, Mathematical Theory & Analysis
Build toward a degree
Intermediate · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: Unified Modeling Language, File I/O, Debugging, Object Oriented Programming (OOP), Python Programming, Computer Programming, System Programming, Pseudocode, Program Development, Event-Driven Programming, Software Design, User Interface (UI), Data Structures
Build toward a degree
Beginner · Course · 1 - 3 Months

Skills you'll gain: Responsible AI, Data Ethics, Generative AI, Artificial Intelligence, AI Security, AI Enablement, End User Training and Support, Human Computer Interaction, Information Privacy
Beginner · Course · 1 - 4 Weeks