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.

Skills you'll gain: Cascading Style Sheets (CSS), Hypertext Markup Language (HTML), Web Development, HTML and CSS, Web Design and Development, Javascript, Front-End Web Development, Web Content, Responsive Web Design, Web Design
Intermediate · Guided Project · Less Than 2 Hours

Duke University
Skills you'll gain: Object Oriented Programming (OOP), Java, Java Programming, Software Engineering, Programming Principles, Computer Programming, Software Design, Predictive Modeling, Algorithms, Data Structures, Performance Testing, File I/O, Debugging, Application Programming Interface (API)
Beginner · Course · 1 - 3 Months

Skills you'll gain: Generative AI, PyTorch (Machine Learning Library), Generative Model Architectures, Multimodal Prompts, Artificial Neural Networks, Deep Learning, Large Language Modeling, Tensorflow, Convolutional Neural Networks
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: C and C++, C++ (Programming Language), System Programming, Programming Principles, Computer Architecture, Data Access, Program Development, Python Programming, Computer Programming Tools, Computer Hardware, Development Environment
Beginner · Course · 1 - 3 Months

LearnQuest
Skills you'll gain: Model View Controller, Swift Programming, iOS Development, Apple iOS, Data Structures, Object Oriented Programming (OOP), Mobile Development, Apple Xcode, Computer Programming
Beginner · Course · 1 - 3 Months

Skills you'll gain: Programmable Logic Controllers, Real-Time Operating Systems, Program Development, Human Machine Interfaces, Automation, System Monitoring, Simulations
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Data Storytelling, Performance Measurement, Search Engine Marketing, Content Performance Analysis, Data-Driven Decision-Making, Search Engine Optimization, Branding, Web Analytics and SEO, Business Metrics, Marketing Strategy and Techniques, Digital Marketing, Customer Engagement, Keyword Research, Customer experience strategy (CX), Digital Advertising, Marketing, E-Commerce, Online Advertising, Email Marketing, Marketing Analytics
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Computational Thinking, File I/O, Data Collection, Simulations, Data Analysis, Microsoft Visual Studio, C (Programming Language), Statistical Analysis, Automation, Program Development, Data Structures, Programming Principles, Algorithms, Computer Programming, Theoretical Computer Science, Data Storage, Descriptive Statistics, Data Visualization Software, Debugging
Beginner · Specialization · 3 - 6 Months
Skills you'll gain: Node.JS, Restful API, React Redux, Database Design, React.js, Ajax, Database Application, Server Side, Databases, Full-Stack Web Development, Back-End Web Development, NoSQL, Javascript, JavaScript Frameworks, Performance Tuning, Front-End Web Development, API Design, Data Structures, MongoDB, Debugging
Beginner · Specialization · 3 - 6 Months
University of London
Skills you'll gain: Computer Science, Debugging, Development Environment, Computer Systems, Web Applications, Arithmetic, Computer Literacy, Javascript, Network Security, Computer Networking, Computer Programming Tools, Applied Mathematics, Computer Graphics, Web Design and Development, Software Development Tools, Cybersecurity, Computational Thinking, Computer Programming, General Mathematics, Problem Solving
Build toward a degree
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: SAS (Software), Data Import/Export, Statistical Analysis, Data Analysis, Statistical Programming, Data Manipulation, Exploratory Data Analysis, Data Preprocessing, Computer Programming
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Plot (Graphics), Scripting, Scientific Visualization, Visualization (Computer Graphics), Graphing, Programming Principles, Debugging, Matlab, Computational Thinking, Numerical Analysis, Data Manipulation, Linear Algebra
Mixed · Course · 1 - 4 Weeks