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.

The Chinese University of Hong Kong
Skills you'll gain: Mathematical Modeling, Problem Solving, Enterprise Modeling, Graph Theory, Decision Support Systems, Computational Thinking, Data Modeling, Model Evaluation
Intermediate · Course · 1 - 4 Weeks
University of Michigan
Skills you'll gain: Stored Procedure, PostgreSQL, SQL, Database Management, Database Design, Relational Databases, Query Languages, Data Manipulation, Data Import/Export, Data Integrity, Text Mining, Transaction Processing
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Bash (Scripting Language), Scalability, Computer Systems, Distributed Computing, Linux, Operating Systems, File Systems, Big Data, Performance Testing, Scripting, Command-Line Interface, Performance Tuning, OS Process Management
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Machine Learning Algorithms, Data Visualization, Dashboard, Classification Algorithms, Interactive Data Visualization, Data Visualization Software, Model Evaluation, Machine Learning, Scikit Learn (Machine Learning Library), Plot (Graphics), Web Applications, Logistic Regression, Predictive Modeling, Data Science, Python Programming, Pandas (Python Package)
Intermediate · Guided Project · Less Than 2 Hours

The University of Melbourne
Skills you'll gain: Music, World Music, Cultural Diversity, Social Impact, Rehabilitation, Health And Wellness Coaching, Community Development, Psychotherapy, Mental Health, Neurology
Beginner · Course · 1 - 3 Months

Skills you'll gain: Embedded Systems, Embedded Software, C (Programming Language), Electronic Hardware, Programming Principles, Control Systems, Computer Architecture, Computer Programming, Debugging, Data Storage
Intermediate · Course · 1 - 4 Weeks

LearnQuest
Skills you'll gain: Java Programming, Java, Object Oriented Programming (OOP), Computer Programming, Object Oriented Design, Development Environment, Data Structures
Intermediate · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Graph Theory, Data Structures, Algorithms, Tree Maps, Theoretical Computer Science, Network Analysis, Analysis, Computational Thinking, Python Programming
Build toward a degree
Advanced · Course · 1 - 4 Weeks

University of Minnesota
Skills you'll gain: Software Design Patterns, Software Design, Software Quality Assurance, Software Engineering, Program Development, Application Security, Object Oriented Design, Software Architecture, Software Quality (SQA/SQC), Development Testing, Threat Modeling, Maintainability, Development Environment, Code Review, Application Deployment, Continuous Deployment, Quality Assurance, Security Requirements Analysis, Continuous Delivery, Software Testing
Intermediate · Course · 1 - 3 Months

HubSpot Academy
Skills you'll gain: Closing (Sales), Booking (Sales), Overcoming Objections, Sales Training, Sales Process, Sales Prospecting, HubSpot CRM, Sales, Inside Sales, Prospecting and Qualification, Sales Strategy, Consultative Selling, Customer Relationship Management (CRM) Software, Lead Generation, Negotiation, LinkedIn, Value Propositions, Professional Networking, Planning
Beginner · Course · 1 - 3 Months

Skills you'll gain: Javascript, Back-End Web Development, Front-End Web Development, Scripting, Event-Driven Programming, Web Applications, Mobile Development, HTML and CSS, Web Development, Scripting Languages
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Model Evaluation, Supervised Learning, Predictive Modeling, Matlab, Data Preprocessing, Applied Machine Learning, Classification Algorithms, Regression Analysis, Statistical Modeling, Feature Engineering, Machine Learning, Exploratory Data Analysis, Performance Tuning
Beginner · Course · 1 - 4 Weeks