English pronunciation courses can help you learn vowel and consonant sounds, intonation patterns, and stress placement. You can build skills in clear speech, effective listening, and accent reduction techniques. Many courses introduce tools like phonetic charts and pronunciation apps, which assist in practicing sounds and tracking progress.

Skills you'll gain: Test Script Development, Selenium (Software)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: NumPy, Pandas (Python Package), Image Analysis, Data Manipulation, Matplotlib, Computer Vision, Data Analysis, Interactive Data Visualization, Python Programming, Data Visualization, JSON, Programming Principles, Scripting, Scripting Languages, Data Structures, Development Environment, Microsoft Visual Studio, Integrated Development Environments, Computer Programming, Software Installation
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Penetration Testing, Vulnerability Scanning, Exploitation techniques, Cyber Security Assessment, Vulnerability Assessments, Mobile Security, Open Web Application Security Project (OWASP), Cloud Security, Threat Modeling, Infrastructure Security, Application Security, Network Security, Scripting, Technical Communication
Intermediate · Course · 1 - 3 Months

University of Illinois Urbana-Champaign
Skills you'll gain: Biotechnology, Food and Beverage, Sustainable Technologies, Scalability, Manufacturing and Production, Sustainability Standards, Process Engineering, Product Development, Global Marketing, Chemical Engineering, Innovation, Market Trend, Market Analysis, Microbiology, Workforce Development
Beginner · Course · 1 - 4 Weeks

Cisco Learning and Certifications
Skills you'll gain: Network Troubleshooting, Dynamic Host Configuration Protocol (DHCP), Wide Area Networks, Network Support, Network Performance Management, Network Administration, System Configuration, System Monitoring, Network Protocols, Network Planning And Design, Telecommunications, Network Routing, Communication Systems, Endpoint Security, Capacity Management, Application Performance Management, Configuration Management, Scalability, Service Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Communication Planning, Strategic Communication, Internal Communications, Communication Strategies, Stakeholder Communications, Communication, Business Communication, Digital Communications, Collaboration, Expectation Management, Business Reporting, Spreadsheet Software
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Web Content Accessibility Guidelines, User Experience Design, Design and Product, Digital Design, User Interface (UI), Technical Writing, Usability Testing, Design Research, User Centered Design, Content Creation, Style Guides, Content Strategy, Writing, Information Architecture, Product Design
Beginner · Course · 1 - 3 Months

Skills you'll gain: Prompt Engineering, ChatGPT, Generative AI, OpenAI, Multimodal Prompts, OpenAI API, LLM Application, AI Product Strategy, Productivity Software, Creative Design, Marketing Strategy and Techniques, Responsible AI, A/B Testing, Time Management
Beginner · Course · 1 - 3 Months

Skills you'll gain: Apache Hadoop, Big Data, Database Design, Data Processing, Distributed Computing, Scalability, Data Pipelines, Data Warehousing, Query Languages, Data Cleansing, Data Transformation, Data Management, Analytics, Business Intelligence
Mixed · Course · 1 - 4 Weeks

Council on Foreign Relations
Skills you'll gain: International Finance, Policty Analysis, Research, and Development, Negotiation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Research Methodologies, User Research, Ideation, Team Building, UI/UX Research, Usability Testing, Team Oriented, Product Design, User Centered Design, User Experience, Product Development, Performance Measurement, Product Improvement, Innovation, Prioritization, UI/UX Strategy, Agile Product Development, A/B Testing, Customer Engagement, Product Requirements
Intermediate · Course · 1 - 3 Months

AI CERTs
Skills you'll gain: Agentic systems, Responsible AI, Data Pipelines, Law, Regulation, and Compliance, Data Ethics, Model Evaluation, Information Privacy, Data Processing, AI Workflows, Data Analysis, No-Code Development, Analytical Skills, Machine Learning, Artificial Intelligence, Real Time Data, Ethical Standards And Conduct, Machine Learning Algorithms, Data Collection
Intermediate · Course · 1 - 3 Months