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.

University of Colorado Boulder
Skills you'll gain: Penetration Testing, Network Security, Cyber Operations, Network Monitoring, Exploitation techniques, Vulnerability Scanning, Cryptographic Protocols, Remote Access Systems, Network Protocols, Encryption, General Networking, Command-Line Interface, Network Analysis, Proxy Servers
★ 4.7 (14) · Intermediate · Course · 1 - 3 Months

Skills you'll gain: Responsible AI, Data Ethics, Generative AI, Large Language Modeling, Artificial Intelligence, AI Workflows, Model Optimization, MLOps (Machine Learning Operations), Information Privacy, Model Deployment, Machine Learning, Natural Language Processing, Version Control, Model Evaluation, Scalability
★ 4.9 (10) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: C and C++, C++ (Programming Language), Code Reusability, Maintainability
Advanced · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Ggplot2, Plot (Graphics), Data Visualization, Statistical Visualization, Data Visualization Software, Exploratory Data Analysis, Data Presentation, R (Software), Tidyverse (R Package), R Programming, Graphing, Data Wrangling, Data Manipulation
★ 4.7 (20) · Mixed · Course · 1 - 3 Months

Skills you'll gain: Trend Analysis, Financial Data, Market Trend, Data-Driven Decision-Making, Plot (Graphics), Financial Analysis, Technical Analysis, Market Data, Financial Trading, Financial Market, Correlation Analysis, Python Programming, Data Manipulation, Data Structures, Data Import/Export
Beginner · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: Email Automation, Prompt Engineering, ChatGPT, HubSpot CRM, Google Sheets, Workflow Management, Automation, Gmail, AI Workflows, AI Integrations, Unstructured Data, Generative AI
★ 5 (12) · Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Generative AI Agents, Agentic Workflows, Agentic systems, Generative AI, Prompt Engineering, Prompt Patterns, LLM Application, Systems Architecture, Tool Calling, Natural Language Processing, Context Management, Memory Management, Verification And Validation
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: OpenAI API, LLM Application, OpenAI, Generative AI Agents, ChatGPT, Cost Benefit Analysis, Tool Calling, Generative AI, Cloud API, AI Integrations, Application Programming Interface (API), Development Environment, Business Logic, Prompt Engineering, Scalability, Business Analysis, Business Solutions, Scripting, TypeScript, Node.JS
Intermediate · Guided Project · Less Than 2 Hours

28DIGITAL
Skills you'll gain: Cybersecurity, Cyber Attacks, AI Security, Network Security, Information Systems Security, Data Ethics, Deep Learning, Responsible AI, Intrusion Detection and Prevention, Artificial Intelligence and Machine Learning (AI/ML), Malware Protection, Natural Language Processing, Artificial Intelligence, Machine Learning Methods, Threat Detection, Anomaly Detection, Machine Learning, Supervised Learning, Classification Algorithms
Intermediate · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Performance Tuning, Web Development, Web Applications, Software Architecture, Other Programming Languages, Network Security, Memory Management
★ 2.8 (14) · Beginner · Course · 1 - 3 Months

Edureka
Skills you'll gain: PySpark, Model Optimization, Data Pipelines, Dashboard Creation, Dashboard, Interactive Data Visualization, Model Training, Data Processing, Data Storage Technologies, Data Architecture, Natural Language Processing, Data Storage, Data Wrangling, Data Integration, Data Transformation, Machine Learning, Data Preprocessing, Deep Learning, Logistic Regression
★ 2.7 (11) · Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Relational Databases, Power BI, Microsoft Azure, Database Management, NoSQL, Dashboard, Cloud Deployment, Dashboard Creation, Data Integration, Data Visualization, Data Visualization Software, SQL, Database Management Systems, Data Storage, Data Modeling, Cloud Storage, Extract, Transform, Load, Data Processing, Infrastructure As A Service (IaaS), Platform As A Service (PaaS)
★ 4.7 (27) · Beginner · Course · 1 - 4 Weeks