Free programming courses can help you learn coding languages like Python, JavaScript, and Ruby, along with foundational concepts such as algorithms and data structures. You can build practical skills in web development, software debugging, and creating applications, which are crucial for tackling real-world challenges.

Pontificia Universidad Católica del Perú
Skills you'll gain: Data Preprocessing, Business Analytics, Dimensionality Reduction, Analytics, Data Cleansing, Data Transformation, Anomaly Detection, Data Manipulation, Project Management Life Cycle, Databases, R Programming, Data Analysis, Data Quality, Data Science, Big Data, Exploratory Data Analysis, Supervised Learning
Beginner · Course · 1 - 3 Months

Macquarie University
Skills you'll gain: Data-Driven Decision-Making, Microsoft Excel, Forecasting, Regression Analysis, Business Analytics, Excel Formulas, Statistical Analysis, Data Analysis Software, Time Series Analysis and Forecasting, Spreadsheet Software, Pivot Tables And Charts, Analytics, Statistical Methods, Advanced Analytics, Data Analysis, Statistics, Productivity Software, Data Visualization Software, Probability & Statistics, Statistical Inference
Advanced · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Music Theory, Classical Music, Music History, Musical Composition, Music, Instrumental Music, Music Performance
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Content Management Systems, Webpack, Frontend Performance, Search Engine Optimization, Web Development Tools, WordPress, Web Analytics and SEO, Web Development, Web Content, Build Tools, Front-End Web Development, Performance Tuning, Debugging, Test Automation, Software Testing, Javascript
Intermediate · Course · 1 - 3 Months

Skills you'll gain: C++ (Programming Language), System Programming, Algorithms, Performance Tuning
Advanced · Course · 1 - 3 Months

KodeKloud
Skills you'll gain: Version Control, Git (Version Control System), GitHub, Collaborative Software, Software Configuration Management, DevOps, Software Development Tools, Linux
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: AI Product Strategy, Product Lifecycle Management, Quality Assurance and Control, Product Quality (QA/QC), Product Management, Release Management, Sales Strategy, New Product Development, Performance Analysis, Responsible AI, Product Improvement, Product Marketing, Generative AI, Key Performance Indicators (KPIs), User Feedback, Risk Management, Data-Driven Decision-Making, Cross-Functional Collaboration
Beginner · Course · 1 - 3 Months

Coursera
Skills you'll gain: SQL, PostgreSQL, Query Languages, Data Manipulation
Intermediate · 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, JUnit, Test Data, Unit Testing, Test Case, Regression Testing, Web Development Tools, Test Script Development, Software Testing, Javascript, Browser Compatibility, Scripting, Computer Programming
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Exploratory Data Analysis, Box Plots, Correlation Analysis, Data Visualization, Scatter Plots, Data Cleansing, Data Manipulation, Statistical Hypothesis Testing, Descriptive Statistics, Statistical Analysis, Data Analysis, Probability & Statistics, Python Programming
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Cyber Threat Intelligence, Malware Protection, Peripheral Devices, Personally Identifiable Information, Remote Access Systems, Hardware Troubleshooting, Threat Detection, Desktop Support, Threat Management, Help Desk Support, Network Support, Cloud Services, Cybersecurity, Mac OS, Computer Hardware, Microsoft Windows, Technical Support and Services, Electrical Safety, IT Management, Cloud Security
Beginner · Specialization · 1 - 3 Months

LearnQuest
Skills you'll gain: Continuous Delivery, Test Driven Development (TDD), Unit Testing, Continuous Deployment, Continuous Integration, Agile Methodology, Test Automation, Code Review, Maintainability, Software Development, Mockups, Software Development Methodologies, Test Case, Development Testing, Testability, Software Testing, Debugging, Python Programming, Version Control
Intermediate · Specialization · 3 - 6 Months