R courses can help you learn data manipulation, statistical analysis, data visualization, and programming fundamentals. You can build skills in creating reproducible research, performing regression analysis, and implementing machine learning algorithms. Many courses introduce tools like RStudio and packages such as ggplot2 and dplyr, which enhance your ability to analyze datasets and present findings effectively.

Skills you'll gain: Penetration Testing, Open Web Application Security Project (OWASP), Web Applications, Vulnerability Scanning, Exploitation techniques, Vulnerability Assessments, Security Testing, Application Security, Test Tools, Web Servers, Content Management Systems, Application Programming Interface (API), Databases
★ 4.2 (10) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Prompt Engineering, Secure Coding, PHP (Scripting Language), Web Applications, Operational Databases, Data Management, Generative AI, Web Development, AI Enablement, ChatGPT, Application Development, Application Security, Microsoft Visual Studio, Cascading Style Sheets (CSS), SQL
★ 4.7 (6) · Intermediate · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: AI Security, Threat Modeling, Open Web Application Security Project (OWASP), Security Testing, Retrieval-Augmented Generation, Software Architecture, API Design, Test Automation, Vulnerability Management, Agentic systems, Systems Design, Model Evaluation, Test Driven Development (TDD), CI/CD, Python Programming, Continuous Deployment, Dependency Analysis, Large Language Modeling, Machine Learning, Performance Analysis
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Data Structures, C++ (Programming Language), C and C++, Programming Principles, Algorithms, Theoretical Computer Science, Object Oriented Programming (OOP)
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Relational Databases, SQL, Databases, Data Access, Data Manipulation, Database Development, Query Languages
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Embeddings, AI Personalization, OpenAI API, Data Analysis, Generative AI, OpenAI, Data Manipulation, Prototyping, Data Visualization, Python Programming, Dimensionality Reduction
★ 4.8 (6) · Intermediate · Guided Project · Less Than 2 Hours

Johns Hopkins University
Skills you'll gain: Rmarkdown, Data Science, R (Software), GitHub, Data Literacy, Version Control, Data Analysis, Big Data, R Programming, Software Versioning, General Science and Research, Git (Version Control System), Data Quality, Statistical Reporting, Development Environment, Technical Communication
★ 4.7 (9) · Mixed · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Hypertext Markup Language (HTML), HTML and CSS, Web Design, Web Design and Development, Front-End Web Development, Web Development, Web Applications
★ 4 (8) · Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: ASP.NET, .NET Framework, Responsive Web Design, jQuery, HTML and CSS, JavaScript Frameworks, Web Applications, Frontend Integration, Web Development, Javascript and jQuery, UI Components, Bootstrap (Front-End Framework), Development Environment, Cascading Style Sheets (CSS), Restful API, Microsoft Visual Studio, Microsoft Development Tools, React Redux, Application Programming Interface (API), Model View Controller
Intermediate · Course · 1 - 3 Months

Whizlabs
Skills you'll gain: DevOps, CI/CD, Containerization, Devops Tools, Continuous Integration, Cloud Security, Kubernetes, Software Development, Google Cloud Platform, Continuous Delivery, Application Deployment, Cloud Deployment, Cloud Services, General Networking, System Monitoring, Identity and Access Management
★ 5 (6) · Beginner · Course · 1 - 4 Weeks

Fractal Analytics
Skills you'll gain: Artificial Intelligence and Machine Learning (AI/ML), Generative Model Architectures, Data Preprocessing, AI literacy, Business Intelligence, Data Quality, Analytics, Data Analysis, Business Ethics, Business Analytics, Machine Learning Algorithms, Artificial Neural Networks, Machine Learning, Deep Learning, Data Science, Python Programming, Predictive Modeling, Unsupervised Learning
★ 4.7 (6) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Model Deployment, Snowflake Schema, Data Preprocessing, Applied Machine Learning, Machine Learning Methods, Model Training, MLOps (Machine Learning Operations), Machine Learning, Predictive Modeling, Data Pipelines, Data Transformation, Data Science, Python Programming, Regression Analysis
Intermediate · Guided Project · Less Than 2 Hours