English vocabulary courses can help you learn word formation, synonyms, antonyms, and contextual usage. You can build skills in effective communication, reading comprehension, and writing clarity. Many courses introduce tools like flashcards, vocabulary apps, and quizzes to reinforce learning and track progress. You’ll also explore topics such as idiomatic expressions, phrasal verbs, and specialized terminology across various fields, enhancing your ability to express ideas clearly and accurately.

Johns Hopkins University
Skills you'll gain: Injury Prevention, Public Safety and National Security, De-escalation Techniques, Social Justice, Policy Analysis, Research, and Development, Public Policies, Policy Analysis, Public Health, Epidemiology, Community Organizing, Law, Regulation, and Compliance, Health Policy, Research, Case Law
★ 4.8 (508) · Beginner · Course · 1 - 3 Months

Oracle
Skills you'll gain: Oracle Cloud Applications, Cloud Applications, Oracle Cloud, Cloud Development, Application Development, Database Application, Oracle Databases, Application Deployment, Authentications, Enterprise Application Management, Authorization (Computing), UI Components, Development Environment, Data Import/Export
★ 4.1 (23) · Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Software Quality Assurance, Quality Assurance, Software Testing, Test Tools, Jira (Software), Regression Testing, Development Testing, Functional Testing, Software Quality (SQA/SQC), Test Planning, Test Case, Technical Communication, Issue Tracking, Agile Methodology, Software Development, Agile Project Management, Risk Management, User Interface and User Experience (UI/UX) Design, Data Analysis, Problem Solving
Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Surveys, Employee Surveys, Data Sharing, User Feedback, IT Management, User Accounts, Account Management
★ 4.6 (54) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Incident Response, Incident Management, Data Centers, Computer Security Incident Management, DevSecOps, Continuous Monitoring, System Monitoring, Threat Detection, Infrastructure Security, Microsoft Servers, IT Security Architecture, Information Technology Operations, Security Management, Payment Card Industry (PCI) Data Security Standards, Data Security, Information Systems Security, Windows Servers, IT Infrastructure, Security Information and Event Management (SIEM), Security Testing
★ 4.9 (54) · Beginner · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Big Data, Analytics, Network Model, Business Intelligence, Information Management, Data Analysis, Asset Management, Business Analytics, Advanced Analytics, Case Studies, Business Economics, Information Technology, Data Management, Intellectual Property, Innovation, Accounting
★ 4.6 (121) · Beginner · Course · 1 - 4 Weeks

Dartmouth College
Skills you'll gain: Music History, Classical Music, Music, Music Theory, Musical Composition, Music Performance, Performing Arts, Storytelling
★ 4.8 (6) · Mixed · Course · 1 - 3 Months
Oracle
Skills you'll gain: Oracle Cloud, Generative AI, Large Language Modeling, Generative AI Agents, Artificial Intelligence and Machine Learning (AI/ML), ChatGPT, Cloud Services, Cloud Solutions, Cloud Computing, Cloud Infrastructure, Deep Learning, Prompt Engineering, Artificial Neural Networks, Natural Language Processing, Enterprise Resource Planning, Application Deployment, Python Programming, Supply Chain Management, Customer Relationship Management (CRM) Software, Human Capital
★ 4.8 (61) · Beginner · Specialization · 1 - 3 Months

University of London
Skills you'll gain: Virtual Reality, Interactive Design, Interaction Design, Augmented and Virtual Reality (AR/VR), Virtual Environment, User Interface (UI), Human Computer Interaction, Display Devices, Human Machine Interfaces, Usability, User Interface (UI) Design, Human Factors, User Experience Design
★ 4.6 (137) · Intermediate · Course · 1 - 4 Weeks

Northwestern University
Skills you'll gain: Robotics, Control Systems, Mechanics, Mechanical Engineering, Mathematical Modeling, Torque (Physics), Engineering Calculations, Applied Mathematics, Linear Algebra, Graphical Tools, Estimation
★ 4.7 (105) · Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: AI Orchestration, AI Workflows, CrewAI, LangGraph, Agentic Workflows, LLM Application, LangChain, Large Language Modeling, Agentic systems, Generative AI Agents, AI Integrations, Application Deployment, Artificial Intelligence and Machine Learning (AI/ML), Software Architecture, Systems Architecture, Context Management, API Design, Software Design, Data Validation, Memory Management
★ 4.2 (9) · Intermediate · Specialization · 1 - 3 Months

LearnKartS
Skills you'll gain: MITRE ATT&CK Framework, Cyber Threat Intelligence, Cybersecurity, Penetration Testing, Cyber Security Assessment, Cyber Security Strategy, Security Controls, Cyber Attacks, IT Security Architecture, Security Testing, Application Security, Endpoint Security, Network Security, Infrastructure Security, Security Software, AI Security, Cyber Risk, Data Security, Network Monitoring
★ 4.7 (50) · Intermediate · Course · 1 - 3 Months