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.

Coursera
Skills you'll gain: WordPress, Responsive Web Design, Web Content, Content Management Systems, Web Design, Web Presence, Web Design and Development, Content Management, Web Development
★ 4.4 (230) · Beginner · Guided Project · Less Than 2 Hours

SkillUp
Skills you'll gain: Hibernate (Java), Object-Relational Mapping, Spring Boot, Restful API, Java, NoSQL, Database Development, Spring Framework, SQL, Database Systems, Databases, Database Design, Application Frameworks, Java Programming, Data Access, Database Management, Relational Databases, Back-End Web Development, Software Development
★ 4.8 (10) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: PyTorch (Machine Learning Library), Model Training, Convolutional Neural Networks, Transfer Learning, Image Analysis, Predictive Modeling, Deep Learning, Radiology, Medical Imaging, Computer Vision, Machine Learning, Data Preprocessing, Data Transformation
★ 4.5 (340) · Intermediate · Guided Project · Less Than 2 Hours

University of Maryland, College Park
Skills you'll gain: Statistical Analysis, Data Analysis Software, Statistical Software, Statistical Programming, STATA (Software), R (Software), Data Integration, Data Ethics, Stata, R Programming, Sampling (Statistics), Statistical Modeling, Descriptive Statistics, Regression Analysis, Logistic Regression, Informed Consent
★ 4.2 (70) · Mixed · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Bayesian Network, Linear Algebra, Numerical Analysis, Mathematical Modeling, Estimation, Matlab, Statistical Modeling, Markov Model, Simulations, Integral Calculus, Correlation Analysis, Control Systems, Probability, Simulation and Simulation Software, Probability & Statistics, Statistical Methods, Applied Mathematics, Probability Distribution, Predictive Analytics, Engineering Analysis
★ 4.9 (36) · Intermediate · Specialization · 3 - 6 Months

Starweaver
Skills you'll gain: Active Listening, Non-Verbal Communication, Business Writing, Concision, Responsible AI, Team Collaboration, Writing, Cultural Sensitivity, Persuasive Communication, Interpersonal Communications, Stakeholder Engagement, Organizational Change, Google Gemini, Anthropic Claude, Change Management, Generative AI, Communication, Strategic Communication, Marketing Communications, Strategic Marketing
★ 4.5 (45) · Intermediate · Specialization · 1 - 4 Weeks

Imperial College London
Skills you'll gain: Recurrent Neural Networks (RNNs), Tensorflow, Data Pipelines, Keras (Neural Network Library), Transfer Learning, Deep Learning, Convolutional Neural Networks, Natural Language Processing, Model Training, Data Processing, AI Workflows, Data Preprocessing, Embeddings
★ 4.8 (196) · Intermediate · Course · 1 - 3 Months
Imperial College London
Skills you'll gain: Virtual Reality, Augmented and Virtual Reality (AR/VR), Android (Operating System), Virtual Environment, 3D Assets, Visualization (Computer Graphics), Android Development, Computer Graphics, Android Studio, Computer Graphic Techniques, Application Development, Animations
★ 4.6 (17) · Advanced · Course · 1 - 4 Weeks

Politecnico di Milano
Skills you'll gain: Application Specific Integrated Circuits, Amazon Elastic Compute Cloud, Cloud Infrastructure, Cloud Development, Cloud Deployment, Microarchitecture, Amazon Web Services, Hardware Architecture, Cloud Applications, Performance Tuning, Computer Architecture, Development Environment, Software Development Tools, Systems Design, System Design and Implementation, Memory Management, Programming Principles
★ 4.7 (77) · Intermediate · Course · 1 - 3 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Data Governance, Accounting, Data Management, Internal Controls, Internal Auditing, Control Objectives for Information and Related Technology (COBIT), Auditing, General Accounting, Financial Auditing, Fraud detection, Data Quality, Data Integrity, Exploratory Data Analysis, Data Manipulation, Pandas (Python Package), Data Analysis, Analytics, GitHub, Python Programming, Natural Language Processing
★ 4.6 (83) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Software Architecture, Functional Requirement, Requirements Analysis, Internet Of Things, Software Design Patterns, Systems Architecture, Android Development, Embedded Software, Application Frameworks, Interoperability
★ 4.3 (250) · Mixed · Course · 1 - 3 Months

Rice University
Skills you'll gain: Torque (Physics), Physics, electromagnetics, Electrical Engineering, Basic Electrical Systems, Applied Mathematics, Engineering Calculations, Mechanics, Calculus, Electrical Systems, Integral Calculus, Scientific Visualization, Problem Solving
★ 4.8 (26) · Intermediate · Course · 1 - 4 Weeks