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.

Packt
Skills you'll gain: Node.JS, Full-Stack Web Development, Authentications, Server Side, Application Development, Restful API, Middleware, Database Application, Data Validation, TypeScript, Application Programming Interface (API), Object-Relational Mapping, Authorization (Computing), MongoDB, Databases, MySQL
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Unit Testing, Microsoft Copilot, Flask (Web Framework), Code Review, Front-End Web Development, Web Applications, Web Development, Integrated Development Environments, Python Programming, User Interface (UI), Generative AI, Data Security
Intermediate · Guided Project · Less Than 2 Hours

JetBrains
Skills you'll gain: Application Development, Generative AI Agents, Large Language Modeling, Software Development Tools, AI Enablement, IntelliJ IDEA, AI Workflows, Artificial Intelligence and Machine Learning (AI/ML), Generative AI, Integrated Development Environments, Agentic systems, Software Development, Software Development Life Cycle
Beginner · Course · 1 - 3 Months

Microsoft
Skills you'll gain: C++ (Programming Language), API Design, Software Architecture, Software Design, Maintainability, Data Structures, Generative AI Agents, Data Validation, Performance Tuning, Secure Coding, Verification And Validation, Algorithms, Debugging
Beginner · Course · 1 - 3 Months

Skills you'll gain: Pandas (Python Package), Data Analysis, Data Manipulation, Data Wrangling, NumPy, Python Programming
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Serverless Computing, Microsoft Azure, Microservices, NoSQL, Cloud Computing Architecture, Cloud Deployment, Front-End Web Development, Cloud Development, Hypertext Markup Language (HTML), Platform As A Service (PaaS), Software Development, Cloud Computing, Microsoft Visual Studio, DevOps
Intermediate · Guided Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: Unsupervised Learning, Unstructured Data, Marketing Analytics, Text Mining, Deep Learning, Model Evaluation, Machine Learning, JSON, Data Processing, Natural Language Processing, Data Preprocessing, Exploratory Data Analysis, Python Programming
Build toward a degree
Intermediate · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Java Programming, Java, Object Oriented Programming (OOP), Mathematical Software, Performance Tuning
Intermediate · Course · 1 - 4 Weeks

EDUCBA
Skills you'll gain: Microservices, Spring Framework, Spring Boot, YAML, MongoDB, Application Deployment, NoSQL, Ajax, Software Architecture, Java, Scalability, Load Balancing, Restful API, Web Applications, File Management
Mixed · Course · 1 - 3 Months

Skills you'll gain: Model Evaluation, Classification Algorithms, Regression Analysis, Matplotlib, Feature Engineering, Time Series Analysis and Forecasting, Data Preprocessing, Jupyter, Image Analysis, Cloud Deployment, Scikit Learn (Machine Learning Library), Applied Machine Learning, Tensorflow, Amazon Web Services, Python Programming, Data Transformation, Logistic Regression, Machine Learning Methods, Machine Learning, Artificial Intelligence and Machine Learning (AI/ML)
Beginner · Specialization · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Power Electronics, Control Systems, Electronic Systems, Electrical Engineering, Engineering Analysis, Simulation and Simulation Software, Matlab, Technical Design
Build toward a degree
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Object Oriented Programming (OOP), Java, Java Programming, Eclipse (Software), Object Oriented Design, Program Development, Computer Programming, Software Design
Intermediate · Guided Project · Less Than 2 Hours