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.

Coursera
Skills you'll gain: Hypertext Markup Language (HTML), Web Development, HTML and CSS, Web Design and Development, Web Development Tools, Web Design, Development Testing
★ 4.7 (191) · Intermediate · Guided Project · Less Than 2 Hours

University of Virginia
Skills you'll gain: User Story, HTML and CSS, Prototyping, Model View Controller, Maintainability, Javascript, Cascading Style Sheets (CSS), Debugging, Hypertext Markup Language (HTML), jQuery, Scripting, User Interface (UI), Wireframing, Interactive Design, Javascript and jQuery, Web Design, Web Development Tools, Code Reusability, Web Applications, User Centered Design
★ 4.2 (74) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Frontend Integration, Restful API, Spring Boot, Full-Stack Web Development, React.js, IntelliJ IDEA, Spring Framework, Object-Relational Mapping, Web Services, JavaScript Frameworks, Front-End Web Development, YAML, Web Applications, Back-End Web Development, Data Access, Database Application, User Interface (UI), Context Management, Application Programming Interface (API), Databases
★ 4.6 (30) · Intermediate · Specialization · 1 - 4 Weeks

Skills you'll gain: Object Oriented Programming (OOP), File I/O, Data Persistence, Object Oriented Design, Java, Java Programming, Code Reusability, Maintainability, Software Design, Application Development, Computer Programming, Data Import/Export, Data Management, Data Validation
★ 4.3 (23) · Intermediate · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: NumPy, Debugging, Pandas (Python Package), Statistics, Correlation Analysis, Data Analysis, Statistical Programming, Descriptive Statistics, Exploratory Data Analysis, Data Wrangling, Data Preprocessing, LLM Application, Data-oriented programming, Program Development, Code Reusability, Numerical Analysis, Critical Thinking
★ 4.1 (23) · Intermediate · Specialization · 3 - 6 Months

Scrimba
Skills you'll gain: Object Oriented Programming (OOP), Object Oriented Design, Javascript, Application Programming Interface (API), Code Reusability, Software Design Patterns, Data Management, Data Structures, Web Development, Computational Logic, Programming Principles, Data Import/Export, Software Development, Software Engineering, Performance Tuning
★ 4.7 (19) · Intermediate · Specialization · 1 - 3 Months
University of Michigan
Skills you'll gain: Programming Principles, Program Development, Computer Programming, Python Programming, Software Installation, Data Storage, Development Environment
★ 4.9 (34) · Mixed · Course · 1 - 3 Months

The Chinese University of Hong Kong
Skills you'll gain: Language Interpretation, Translation, and Studies, Ancient History, Liberal Arts, Language Learning, Language Competency, Literacy
★ 4.9 (44) · Mixed · Course · 1 - 3 Months

Skills you'll gain: MySQL Workbench, MySQL, Database Design, SQL, Database Development, Database Systems, Database Management, Relational Databases, Databases, Data Integration, Data Manipulation, Business Intelligence
★ 4.4 (31) · Beginner · Guided Project · Less Than 2 Hours

MathWorks
Skills you'll gain: Computer Vision, Model Evaluation, Image Analysis, Convolutional Neural Networks, Deep Learning, Model Training, Matlab, Fine-tuning, Data Preprocessing, Software Visualization, Transfer Learning, Model Optimization, Data Analysis, Network Architecture
★ 4.9 (13) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Unit Testing, Test Case, Application Deployment, Responsive Web Design, Continuous Deployment, Maintainability, LinkedIn, Cascading Style Sheets (CSS), Front-End Web Development, Software Testing, Test Script Development, HTML and CSS, Development Testing, Hypertext Markup Language (HTML), Interviewing Skills, Web Development Tools, Debugging, Web Development, Application Development, Software Documentation
★ 4.4 (23) · Intermediate · Specialization · 1 - 3 Months

Infosec
Skills you'll gain: Threat Detection, Cyber Security Strategy, System Monitoring, Cybersecurity, Cyber Operations, Continuous Monitoring, Network Security, Network Monitoring, Python Programming, Scripting, Scripting Languages
★ 4.5 (86) · Intermediate · Course · 1 - 4 Weeks