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.

LearnQuest
Skills you'll gain: Scripting Languages, Scripting, Java, Java Programming, Server Side, Web Applications, Web Components
Intermediate · Course · 1 - 4 Weeks

DeepLearning.AI
Skills you'll gain: CrewAI, AI Workflows, AI Orchestration, Agentic Workflows, Generative AI Agents, Agentic systems, LLM Application, Automation, Artificial Intelligence and Machine Learning (AI/ML), Model Context Protocol, Context Engineering, Artificial Intelligence, System Monitoring, Workflow Management, Context Management, Tool Calling, Continuous Monitoring, Scalability, Memory Management, Large Language Modeling
Beginner · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: PostgreSQL, JSON, Text Mining, Query Languages, SQL, Databases, Natural Language Processing, Database Management, Application Programming Interface (API), Data Storage, Python Programming, Scripting
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Image Analysis, Computer Vision, Deep Learning, Convolutional Neural Networks, Machine Learning Methods, Data Ethics, Microsoft Excel, Generative AI, Excel Formulas, Responsible AI, Data Transformation, Linear Algebra, Feature Engineering, Digital Signal Processing
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Nanjing University
Skills you'll gain: Memory Management, Computer Systems, C (Programming Language), Programming Principles, System Programming, Computer Programming, Computational Logic, System Software, Computer Architecture, Microarchitecture, Operating Systems, Hardware Architecture, Data Structures, Data Storage, Secure Coding
Mixed · Course · 1 - 3 Months

National Taiwan University
Skills you'll gain: Machine Learning Algorithms, Model Evaluation, Classification Algorithms, Machine Learning Methods, Model Training, Algorithms, Supervised Learning, Logistic Regression, Machine Learning, Statistical Machine Learning, Applied Machine Learning, Data Validation, Regression Analysis, Feature Engineering, Statistical Methods, Model Optimization, Verification And Validation, Linear Algebra, Data Transformation
Intermediate · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: AWS Identity and Access Management (IAM), Amazon Web Services, Serverless Computing, Amazon S3, Identity and Access Management, Disaster Recovery, Amazon Elastic Compute Cloud, Amazon CloudWatch, Cloud Computing Architecture, Amazon Redshift, Cloud Hosting, Amazon DynamoDB, Cloud Services, Solution Architecture, Cloud Engineering, Containerization, Cloud Infrastructure, Cloud Storage, Cloud Computing, API Gateway
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Keras (Neural Network Library), Model Optimization, Tensorflow, Deep Learning, Performance Tuning, Model Deployment, Python Programming
Intermediate · Guided Project · Less Than 2 Hours

Fred Hutchinson Cancer Center
Skills you'll gain: Collaborative Software, GitHub, Technical Writing, Technical Support, Version Control, Document Management, Technical Documentation, Typography
Beginner · Course · 1 - 4 Weeks

AI Business School
Skills you'll gain: Prompt Engineering, Prompt Engineering Tools, AI Personalization, Agentic Workflows, Responsible AI, Generative AI, Risk Management, HR Tech, Personalized Campaigns, AI literacy, AI Workflows, AI Enablement, ChatGPT, Generative AI Agents, Risk Analysis, Productivity, Artificial Intelligence, LLM Application, Innovation, Ideation
Beginner · Specialization · 1 - 3 Months

Scrimba
Skills you'll gain: TypeScript, React.js, Server Side, Javascript, Data Structures, Web Development, Middleware, Scalability, Web Design, Computer Programming, Maintainability
Intermediate · Course · 1 - 4 Weeks

The Chinese University of Hong Kong
Skills you'll gain: Operations Research, Model Optimization, Mathematical Modeling, Problem Solving, Process Modeling, Mathematical Software, Combinatorics, Graph Theory, Computational Logic, Computational Thinking, Data Modeling
Intermediate · Course · 1 - 4 Weeks