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.

Johns Hopkins University
Skills you'll gain: Ggplot2, Plot (Graphics), Data Visualization Software, Data Visualization, Interactive Data Visualization, Scatter Plots, Statistical Visualization, Histogram, Graphic and Visual Design, R Programming, Graphical Tools, R (Software), Data Mapping, Geospatial Information and Technology, Spatial Data Analysis
★ 3.9 (158) · Intermediate · Course · 1 - 3 Months

University of Pennsylvania
Skills you'll gain: Agentic systems, Artificial Intelligence, Algorithms, AI literacy, Python Programming, Responsible AI, Theoretical Computer Science
★ 4.4 (37) · Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Data Structures, Plot (Graphics), Python Programming, Data Store, Data Storage
★ 4.4 (49) · Intermediate · Guided Project · Less Than 2 Hours

LearnQuest
Skills you'll gain: Test Driven Development (TDD), Unit Testing, Maintainability, Test Automation, Software Testing, Test Case, Program Development, Debugging, Software Development, Python Programming, Agile Methodology
★ 4.4 (61) · Intermediate · Course · 1 - 4 Weeks

Vanderbilt University
Skills you'll gain: HR Tech, AI Enablement, Human Resources, Technical Communication, LLM Application, Human Resource Strategy, Technical Documentation, AI Personalization, Prompt Engineering, Generative AI, People Analytics, Persona Development, Interviewing Skills, Program Standards, Job Evaluation, Performance Review, Consolidation, Focus Group, Verification And Validation, Analysis
★ 4.8 (58) · Beginner · Course · 1 - 4 Weeks

MathWorks
Skills you'll gain: Model Evaluation, Computer Vision, Model Deployment, Anomaly Detection, Convolutional Neural Networks, Image Analysis, Transfer Learning, Model Training, Fine-tuning, Deep Learning, Generative AI, Artificial Neural Networks, Applied Machine Learning, Data Preprocessing, Matlab, Software Visualization, Classification Algorithms, Model Optimization, Predictive Modeling, Performance Tuning
★ 4.9 (35) · Beginner · Specialization · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Network Analysis, R Programming, Statistical Analysis, Regression Analysis, Statistical Modeling, Statistical Methods, Combinatorics, Bayesian Network, Applied Machine Learning, Statistical Hypothesis Testing, Statistical Programming, Data Analysis, R (Software), Probability, Probability Distribution, Probability & Statistics, Bayesian Statistics, Social Network Analysis, Simulations, Statistical Software
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Generative Adversarial Networks (GANs), Generative AI, PyTorch (Machine Learning Library), Generative Model Architectures, Deep Learning, Convolutional Neural Networks, Model Training, Python Programming
★ 4.5 (100) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Selenium (Software), Test Automation, Object Oriented Programming (OOP), File I/O, Test Script Development, Software Testing, Programming Principles, Browser Compatibility, Web Development Tools, Software Installation, Automation, Scripting, Python Programming, Development Environment, Integrated Development Environments, Package and Software Management
★ 4.6 (16) · Beginner · Course · 1 - 3 Months

Michigan State University
Skills you'll gain: Unity Engine, Game Design, Video Game Development, C# (Programming Language), Animation and Game Design, Conceptual Design, Social Impact, Programming Principles, Computer Programming, Economics, Policy, and Social Studies, Ideation, Scripting, Social Sciences, Peer Review
★ 4.7 (46) · Intermediate · Course · 1 - 4 Weeks

University of California, Irvine
Skills you'll gain: Swift Programming, iOS Development, Apple iOS, Objective-C (Programming Language), Mobile Development, Application Development, Application Servers, Object Oriented Programming (OOP), Data Structures
★ 3.8 (79) · Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Cloud Applications, Cloud Development, Application Deployment, Application Development, Google Cloud Platform, Cloud Deployment, Generative AI, Authentications, Data Storage, Data Storage Technologies, Cloud API, CI/CD, Computer Programming Tools, Performance Tuning, Application Performance Management, Cloud Storage, Authorization (Computing), Cloud Services, Identity and Access Management, Computing Platforms
★ 4.8 (29) · Beginner · Course · 1 - 3 Months