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.

EDUCBA
Skills you'll gain: Embedded Software, Real-Time Operating Systems, Software Development, Software Design, Software Architecture, Embedded Systems, Configuration Management, Development Environment, Middleware, Systems Architecture, Application Development, Extensible Markup Language (XML), System Configuration, Application Frameworks
★ 4.6 (342) · Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Embedded Systems, Embedded Software, C (Programming Language), C and C++, Programming Principles, Memory Management, Hardware Architecture, Computational Logic, Computer Architecture, Computer Programming, Peripheral Devices
★ 4.5 (44) · Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Bash (Scripting Language), Shell Script, Unix Shell, Scripting, Linux Commands, Unix Commands, Scripting Languages, Command-Line Interface, Linux, File Management, Unix, File Systems, Systems Administration
★ 4.5 (683) · Beginner · Guided Project · Less Than 2 Hours

Illinois Tech
Skills you'll gain: Database Design, Database Systems, Relational Databases, Database Software, Databases, Database Application, Database Management, Database Management Systems, Database Development, SQL, MySQL, Database Theory, Transaction Processing, Stored Procedure, Data Modeling, Unified Modeling Language, Data Integrity, Query Languages, Data Access, Application Development
★ 4.5 (113) · Beginner · Specialization · 3 - 6 Months

AI Business School
Skills you'll gain: Agentic Workflows, Prompt Engineering, Agentic systems, AI Workflows, Prompt Engineering Tools, Generative AI, AI literacy, Sales, Sales Enablement, AI Orchestration, Large Language Modeling, ChatGPT, Generative AI Agents, AI Personalization, Productivity, LLM Application, Innovation, Operational Efficiency, Artificial Intelligence, Ideation
★ 4.6 (34) · Beginner · Specialization · 1 - 3 Months

University of Colorado System
Skills you'll gain: Object Oriented Design, Object Oriented Programming (OOP), Unity Engine, Software Design Patterns, Data Structures, C# (Programming Language), Video Game Development, Software Design, Programming Principles, Graph Theory, Software Architecture, Algorithms
★ 4.6 (149) · Intermediate · Course · 1 - 4 Weeks

Universidade Estadual de Campinas
Skills you'll gain: Android Studio, Android Development, Mobile Development, Event-Driven Programming, Android (Operating System), UI Components, User Interface (UI), Application Development, Java, Mobile Development Tools, Java Programming, Development Environment, Software Installation, Extensible Markup Language (XML), Object Oriented Programming (OOP)
★ 4.4 (65) · Intermediate · Course · 1 - 3 Months

Wesleyan University
Skills you'll gain: Regression Analysis, Logistic Regression, Statistical Methods, Statistical Analysis, Statistical Modeling, Data Analysis, Correlation Analysis, SAS (Software), Statistical Programming, Statistical Inference, Predictive Modeling, Model Evaluation, Python Programming
★ 4.4 (274) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Exploratory Data Analysis, Data Presentation, Probability Distribution, Statistical Hypothesis Testing, Data Visualization Software, Dashboard Creation, Dashboard, Data Analysis, Data Science, Probability & Statistics, Statistical Methods, Statistical Analysis, Jupyter, Matplotlib, Data Preprocessing, Data Cleansing, Pandas (Python Package), Statistical Inference, Python Programming, Machine Learning
★ 4.3 (128) · Advanced · Course · 1 - 4 Weeks

University of Glasgow
Skills you'll gain: Model Training, Model Evaluation, Matlab, Data Preprocessing, Model Optimization, Scientific Visualization, Artificial Intelligence and Machine Learning (AI/ML), Machine Learning Methods, Statistical Methods, Machine Learning Software, Mathematical Software, Statistical Machine Learning, Data Wrangling, Applied Mathematics, Data Validation, Data Processing, Mathematical Modeling, Artificial Neural Networks, Engineering Analysis, Engineering Design Process
★ 4.9 (145) · Beginner · Specialization · 1 - 3 Months

Skills you'll gain: C and C++, C++ (Programming Language), Data Structures, Application Development, Program Development, Data Storage, Programming Principles, Computer Programming, Java Programming, Software Development, Computer Science
★ 4.5 (48) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Apache Hive, Database Management, SQL, Database Management Systems, Big Data, Database Systems, Amazon Web Services, Databases, Data Management, Amazon S3, Apache Hadoop, Data Storage, Query Languages, Data Storage Technologies, Cloud Storage, Extract, Transform, Load, Data Import/Export, Performance Tuning, File Systems, File Management
★ 4.7 (299) · Beginner · Course · 1 - 3 Months