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.

University of Colorado Boulder
Skills you'll gain: Object Oriented Design, JUnit, Software Design Patterns, Object Oriented Programming (OOP), Unified Modeling Language, Software Design, Software Engineering, Software Architecture, Java, Java Programming, Programming Principles, Model View Controller
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Cinematography, Videography, Photography, Photo/Video Production and Technology, Video Production, Image Quality
Beginner · Course · 1 - 3 Months

Skills you'll gain: Predictive Modeling, Predictive Analytics, Marketing Analytics, Statistical Machine Learning, Machine Learning, Data Science, Applied Machine Learning, Artificial Intelligence and Machine Learning (AI/ML), Model Evaluation, Statistical Analysis
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Model Evaluation, Data Preprocessing, Exploratory Data Analysis, Feature Engineering, Model Deployment, Data Analysis, PySpark, Data Import/Export, Data Transformation, Apache Spark, Decision Tree Learning, Customer Analysis, Predictive Modeling, Predictive Analytics, Machine Learning
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Generative AI, Cloud Deployment, AI Security, Scalability, Cloud-Native Computing, Application Design, Model Deployment, Systems Architecture, Load Balancing, Maintainability, Capacity Management, Artificial Intelligence and Machine Learning (AI/ML), Software Architecture, Containerization, Responsible AI, System Monitoring, Disaster Recovery
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Model Evaluation, Scikit Learn (Machine Learning Library), Data Visualization, Feature Engineering, Data Preprocessing, Customer Analysis, Predictive Modeling, Predictive Analytics, Marketing Analytics, Applied Machine Learning, Logistic Regression, Data Cleansing, Data Manipulation, Advertising, Digital Advertising, Performance Analysis, Machine Learning, Python Programming, Deep Learning
Beginner · Guided Project · Less Than 2 Hours

Microsoft
Skills you'll gain: AI Workflows, Agentic Workflows, AI Orchestration, AI Security, API Testing, System Testing, Test Script Development, Context Management, Health Informatics, Performance Testing, Functional Testing, Business Logic
Intermediate · Course · 1 - 4 Weeks

MathWorks
Skills you'll gain: Generative AI, LLM Application, Matlab, Code Review, Software Documentation, Visualization (Computer Graphics)
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Unreal Engine, Data Structures, 3D Assets, Game Design, 3D Modeling, Virtual Environment, Data Store, Video Game Development, Animation and Game Design, Visualization (Computer Graphics), Data Management, Object Oriented Programming (OOP), Scripting, Scalability, Event-Driven Programming, Software Design, Debugging, Performance Tuning
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Restful API, CI/CD, Model View Controller, ASP.NET, Cloud Infrastructure, Continuous Deployment, Load Balancing, OAuth, Continuous Integration, Cloud Computing, Cloud Applications, Cloud Deployment, Application Deployment, Cloud Platforms, Build Tools, Web Development, Web Applications, Microservices, Single Sign-On (SSO), Performance Tuning
Intermediate · Specialization · 3 - 6 Months
University of Glasgow
Skills you'll gain: JSON, Data Structures, Analytics, Computational Thinking, Data Analysis, Data Visualization Software, Scripting, Javascript, Data Processing, Unsupervised Learning, Data Modeling, Machine Learning, Programming Principles, Object Oriented Programming (OOP), Computer Programming, Algorithms, Software Development
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Performance marketing, Marketing Analytics, Marketing Budgets, Target Market, Google Ads, Pay Per Click Advertising, Promotional Strategies, Analysis, Sales Pipelines, Google Analytics, Promotions and Campaigns, Marketing, Process Optimization, E-Commerce, Budget Management, Content Creation, Return On Investment, Account Management, Video Production, Apple iOS
Beginner · Specialization · 3 - 6 Months