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.

Scrimba
Skills you'll gain: Responsive Web Design, HTML and CSS, Hypertext Markup Language (HTML), Typography, Cascading Style Sheets (CSS), Web Design, Web Design and Development, Web Development Tools, Browser Compatibility, Application Deployment, Front-End Web Development, Web Development, Animations, Development Environment, UI Components, Usability, Javascript, Frontend Performance, Maintainability, User Interface (UI)
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), HTML and CSS, Web Development, Web Applications, Web Design and Development, Web Design, Front-End Web Development
Beginner · Guided Project · Less Than 2 Hours

University of Toronto
Skills you'll gain: Model View Controller, Apple iOS, Apple Xcode, Swift Programming, User Interface (UI), Mobile Development, UI Components, User Interface and User Experience (UI/UX) Design, Application Frameworks, Computer Programming
Mixed · Course · 1 - 3 Months

Universitat Pompeu Fabra of Barcelona
Skills you'll gain: Digital Signal Processing, Music, Music Theory, Open Source Technology, Python Programming, Time Series Analysis and Forecasting, NumPy, Mathematical Modeling
Intermediate · Course · 1 - 3 Months

Skills you'll gain: MySQL, Database Management, Stored Procedure, Database Design, Database Systems, Relational Databases, SQL, Database Development, Database Administration, Query Languages, Data Management, Data Integrity, Data Validation
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: JUnit, Test Driven Development (TDD), Version Control, Git (Version Control System), GitHub, Performance Tuning, Unit Testing, Data Structures, Java Programming, Algorithms, Software Testing, Java, Computer Programming, Software Development, Scalability
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Electrical Power, Electric Power Systems, Electrical Systems, Control Systems, Electrical Substation, Electrical Equipment, Energy and Utilities, Electrical Safety, Plant Operations and Management, High Voltage, Applied Mathematics, Power Electronics, Automation Engineering, Basic Electrical Systems, Electrical Engineering, Low Voltage, Process Control, Mathematical Modeling, Matlab, Three-Phase
Intermediate · Specialization · 3 - 6 Months

Corporate Finance Institute
Skills you'll gain: Dashboard, Tableau Software, Interactive Data Visualization, Excel Formulas, Data Visualization Software, Data Modeling, Data Visualization, SQL, Data Presentation, E-Commerce, Databases, Data Manipulation, Data Storytelling, Data Analysis, Performance Analysis, Data Cleansing, Relational Databases, Business Intelligence, Data Transformation, Financial Analysis
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: AI Orchestration, AI Workflows, Agentic Workflows, Agentic systems, Generative AI Agents, LLM Application, Application Design, Tool Calling, Large Language Modeling, Context Management, Software Design Patterns
Intermediate · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: Stored Procedure, PostgreSQL, SQL, Database Management, Database Design, Relational Databases, Query Languages, Data Manipulation, Data Import/Export, Data Integrity, Text Mining, Transaction Processing
Intermediate · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Microsoft Copilot, Programming Principles, Full-Stack Web Development, GitHub, Version Control, Program Development, Debugging, Computational Thinking, Git (Version Control System), Computer Programming, Algorithms, Web Development, C# (Programming Language), Back-End Web Development
Beginner · Course · 1 - 3 Months

Skills you'll gain: Embedded Software, Performance Tuning, System Programming, Software Development Tools, Embedded Systems, Software Development, Hardware Architecture, Debugging, Application Security, Microarchitecture, Computer Architecture, C (Programming Language), Digital Signal Processing, System Configuration, Application Development, Security Engineering, C++ (Programming Language), System Requirements
Intermediate · Specialization · 3 - 6 Months