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.

Board Infinity
Skills you'll gain: ASP.NET, .NET Framework, Model View Controller, Web Applications, Middleware, Debugging, Application Deployment, Application Development, Development Environment, Software Testing, Microsoft Development Tools, Cross Platform Development, Software Architecture, Network Routing, Open Source Technology, Command-Line Interface
Beginner · Course · 1 - 4 Weeks

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

Johns Hopkins University
Skills you'll gain: Bioinformatics, Data Analysis Software, Big Data, R Programming, Statistical Programming, Data Manipulation, Data Structures, Software Installation, Data Import/Export
Mixed · Course · 1 - 4 Weeks

University of Minnesota
Skills you'll gain: Hydraulics, Mechanical Engineering, Schematic Diagrams, Simulation and Simulation Software, Engineering, Engineering Analysis, Control Systems, Automation Engineering, Engineering Calculations, Mechanics, Matlab, Physics
Mixed · Course · 1 - 3 Months

Skills you'll gain: Hardening, Distributed Denial-Of-Service (DDoS) Attacks, Incident Response, Network Architecture, Network Security, Computer Security Incident Management, Intrusion Detection and Prevention, Incident Management, Network Protocols, Threat Detection, Event Monitoring, Threat Management, Network Infrastructure, Cyber Attacks, System Monitoring, Communication Systems, Operating Systems, Linux, Bash (Scripting Language), Databases
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Logistic Regression, SAS (Software), Predictive Modeling, Model Evaluation, Statistical Hypothesis Testing, Statistical Analysis, Correlation Analysis, Statistical Modeling, Regression Analysis, Statistical Methods, Probability & Statistics, Classification And Regression Tree (CART), Big Data, Plot (Graphics), Data Analysis, Model Deployment, Statistical Inference, Data Preprocessing, Statistical Machine Learning, Feature Engineering
Intermediate · Professional Certificate · 3 - 6 Months

Skills you'll gain: Prompt Engineering, Anthropic Claude, Vibe coding, OpenAI API, LLM Application, Debugging, ChatGPT, Generative AI, Large Language Modeling, Multimodal Prompts, Pseudocode, AI Workflows, Artificial Intelligence, Responsible AI, AI Enablement, Software Installation, Agentic Workflows, Code Review, Web Development Tools, Software Development
Intermediate · Specialization · 1 - 3 Months

LearnQuest
Skills you'll gain: Apache Maven, Spring Framework, Microservices, Java Platform Enterprise Edition (J2EE), Spring Boot, Java, Java Programming, Back-End Web Development, Software Architecture, Load Balancing, Application Servers, Restful API, Web Applications, Scalability
Advanced · Course · 1 - 4 Weeks

Illinois Tech
Skills you'll gain: Open Source Technology, Linux, Package and Software Management, Shell Script, Linux Administration, Ubuntu, Linux Commands, Microsoft Windows, Unix Shell, Windows PowerShell, User Accounts, Bash (Scripting Language), Command-Line Interface, Systems Administration, Unix, Operating Systems, Scripting, Control Panels, Windows Servers, Security Management
Build toward a degree
Intermediate · Specialization · 3 - 6 Months

Fundação Instituto de Administração
Skills you'll gain: Big Data, Data Mining, Data-Driven Decision-Making, Marketing Automation, Marketing Strategies, Customer experience strategy (CX), Digital Transformation, Marketing Analytics, Ggplot2, Marketing, Data Visualization Software, Plot (Graphics), Data Modeling, R Programming, Analytics, Data Science, Data Analysis, Innovation, Business Analytics, Data Manipulation
Beginner · Specialization · 1 - 3 Months

Infosec
Skills you'll gain: MITRE ATT&CK Framework, Penetration Testing, Brute-force attacks, Cyber Operations, Scripting, Cybersecurity, Vulnerability Assessments, Python Programming, Network Analysis, Automation
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Bioinformatics, Scientific Visualization, Data Access, Extensible Markup Language (XML), Data Wrangling, Database Software, File I/O, Python Programming
Intermediate · Guided Project · Less Than 2 Hours