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: Metasploit, Open Web Application Security Project (OWASP), Penetration Testing, Exploit development, Vulnerability Scanning, Exploitation techniques, Security Testing, Vulnerability Assessments, Hardening, Brute-force attacks, Web Applications, Cybersecurity, Firewall, Network Security, Wireless Networks, Network Analysis, SQL
★ 3.7 (10) · Intermediate · Course · 1 - 4 Weeks
University of Glasgow
Skills you'll gain: Software Development Life Cycle, Program Development, Plot (Graphics), Data Presentation, Event-Driven Programming, Web Design and Development, Web Development Tools, Data Literacy, Animation and Game Design, Software Development, Hypertext Markup Language (HTML), Applied Machine Learning, Javascript, Interactive Design, Visualization (Computer Graphics), Graphics Software, Software Design, Application Design, Computer Graphics, Code Reusability
Beginner · Specialization · 3 - 6 Months

O.P. Jindal Global University
Skills you'll gain: Social Sciences, Psychology, Social Skills, Social Justice, Environmental Issue, Interpersonal Communications, Emotional Intelligence, Sustainable Development, Legal Proceedings, Critical Thinking
★ 4.2 (6) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Selenium (Software), Ajax, Java Programming, Test Script Development, Java, Software Testing, Test Automation, Scripting, Test Tools, Automation, Cascading Style Sheets (CSS)
★ 4.6 (8) · Intermediate · Course · 3 - 6 Months

Skills you'll gain: Frontend Integration, Full-Stack Web Development, Email Automation, Front-End Web Development, HTML and CSS, User Interface (UI), Web Design, Code Reusability, Server Side, Java Programming, Email Marketing, MySQL, Program Development, Hypertext Markup Language (HTML), Software Architecture, Web Applications, Back-End Web Development, Development Testing, Cascading Style Sheets (CSS), Case Studies
★ 4.3 (21) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Data Visualization, Data Presentation, Data Storytelling, Pandas (Python Package), Data Analysis, Data-Driven Decision-Making, Exploratory Data Analysis, Analytical Skills, Business Analysis, Data Wrangling, Strategic Decision-Making, Case Studies, Data Manipulation, Data Cleansing, Python Programming, Data Import/Export, Promotional Strategies
★ 4.8 (10) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Selenium (Software), GitHub, Git (Version Control System), Version Control, CI/CD, File I/O, Object Oriented Programming (OOP), Test Automation, Test Data, Unit Testing, Test Case, Software Testing, Test Script Development, Programming Principles, Web Development Tools, Code Reusability, Test Execution Engine, Javascript, Browser Compatibility, Scripting
★ 4.5 (13) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Apache Spark, Retrieval-Augmented Generation, OpenAI API, Generative AI, LLM Application, Model Evaluation, Data Preprocessing, Large Language Modeling, Generative Adversarial Networks (GANs), Predictive Modeling, Matplotlib, Keras (Neural Network Library), Fine-tuning, Transfer Learning, Deep Learning, Machine Learning Methods, Applied Machine Learning, Seaborn, Statistical Modeling, Machine Learning
★ 5 (6) · Intermediate · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: File I/O, C and C++, Data Import/Export, C++ (Programming Language), Communication Systems, C (Programming Language)
★ 4.6 (14) · Advanced · Course · 1 - 3 Months

École Polytechnique Fédérale de Lausanne
Skills you'll gain: Scala Programming, Data Structures, Algorithms, Performance Tuning, Other Programming Languages, Functional Design, Performance Testing, Unsupervised Learning, Computer Programming
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: SQL, Database Management, Query Languages, Data Analysis, Performance Tuning, Analytical Skills, Data Manipulation, Analysis
★ 4.9 (8) · Beginner · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Prompt Patterns, Prompt Engineering Tools, LangChain, Retrieval-Augmented Generation, Generative AI, AI Workflows, LLM Application, Large Language Modeling, OpenAI API, Data Synthesis
★ 4.3 (7) · Beginner · Course · 1 - 4 Weeks