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.

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

Duke University
Skills you'll gain: Web Scraping, Extensible Markup Language (XML), Scripting, HTML and CSS, Web Development, Unstructured Data, Web Applications, Python Programming
Intermediate · Guided Project · Less Than 2 Hours

Fractal Analytics
Skills you'll gain: Responsible AI, Data Ethics, Large Language Modeling, Innovation, Critical Thinking
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Generative AI, Fraud detection, Keras (Neural Network Library), Tensorflow, Deep Learning, Dimensionality Reduction, Exploratory Data Analysis, Anomaly Detection, Data Processing, Data Visualization, Data Synthesis, Python Programming
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Selenium (Software), Java Programming, Java, Test Automation, Scripting, Web Development Tools, Automation, Cascading Style Sheets (CSS), Debugging, Hypertext Markup Language (HTML)
Intermediate · Course · 3 - 6 Months

Skills you'll gain: File Management, Integrated Development Environments, Amazon Web Services, Command-Line Interface, Software Development Tools, Development Environment, Cloud Infrastructure, Python Programming
Beginner · Guided Project · Less Than 2 Hours

Edureka
Skills you'll gain: Prompt Patterns, Generative AI Agents, Business Process Automation, Make.com, Large Language Modeling, Automation, ChatGPT, Microsoft Power Automate/Flow, LLM Application, LangChain, Responsible AI, Workflow Management, OpenAI, Tool Calling, No-Code Development, Multimodal Prompts, Slack (Software), Process Optimization, Application Programming Interface (API), Decision Support Systems
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: JUnit, Restful API, Spring Framework, Apache Maven, Spring Boot, Model View Controller, Microservices, Application Development, Unit Testing, Web Services, Redis, YAML, Java, Java Programming, MongoDB, Application Deployment, Application Design, NoSQL, Ajax, Hibernate (Java)
Beginner · Specialization · 3 - 6 Months

Microsoft
Skills you'll gain: Rmarkdown, Version Control, Web Scraping, Regression Analysis, Knitr, Exploratory Data Analysis, Statistical Analysis, Data Manipulation, Dimensionality Reduction, Ggplot2, Geospatial Information and Technology, Time Series Analysis and Forecasting, Plotly, Microsoft Azure, Data Cleansing, Data Visualization, Data Wrangling, Software Documentation, R Programming, Microsoft Copilot
Beginner · Professional Certificate · 3 - 6 Months

Scrimba
Skills you'll gain: Responsive Web Design, User Interface (UI) Design, Web Design, Maintainability, Typography, Cascading Style Sheets (CSS), Usability, User Experience Design, Hypertext Markup Language (HTML), Color Theory, Animations, Creativity
Intermediate · Course · 1 - 3 Months

University of Minnesota
Skills you'll gain: Cloud Security, Data Security, Cloud Services, Cloud Storage, Personally Identifiable Information, General Data Protection Regulation (GDPR), Information Privacy, Data Governance, Data Integrity, Cloud Platforms, Security Controls, Health Insurance Portability And Accountability Act (HIPAA) Compliance, Relational Databases, Encryption, SQL
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Exploratory Data Analysis, Statistical Modeling, Regression Analysis, Data Visualization, Data Analysis, Statistical Methods, R Programming, Statistical Analysis, Plot (Graphics), Predictive Modeling, Ggplot2
Beginner · Guided Project · Less Than 2 Hours