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: Java, Java Programming, Algorithms, Computational Thinking, Programming Principles, Object Oriented Programming (OOP), Computer Programming, Functional Design, Development Environment
Beginner · Guided Project · Less Than 2 Hours

University of Colorado Boulder
Skills you'll gain: Software Architecture, Data Architecture, Software Design, Database Management, Software Engineering, System Monitoring, Distributed Computing, Big Data, Web Applications, Application Development, Data Processing, Agile Methodology, Acceptance Testing, Software Testing, Continuous Monitoring
Build toward a degree
Advanced · Course · 1 - 4 Weeks

Skills you'll gain: Keras (Neural Network Library), Tensorflow, Convolutional Neural Networks, Deep Learning, Machine Learning, Computer Vision
Intermediate · Guided Project · Less Than 2 Hours

Amazon Web Services
Skills you'll gain: Software Architecture, Amazon Web Services, Amazon DynamoDB, Python Programming, Service Oriented Architecture, Cloud Computing Architecture, Microservices, Serverless Computing, Cloud Applications, Application Programming Interface (API), Databases, Scripting, Programming Principles, Automation, Relational Databases, Application Development, Development Environment
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Photo Editing, Photography, Adobe Photoshop, Storytelling, Photo/Video Production and Technology, Landscape Architecture, Geographic Information Systems, Image Quality, Global Positioning Systems, Planning, Research, Adobe Creative Cloud, Timelines, Creative Thinking, Creativity, Design Elements And Principles, Color Theory, Critical Thinking, Editing
Beginner · Specialization · 3 - 6 Months

Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: Matplotlib, Data Visualization, Tensorflow, NumPy, Pandas (Python Package), Object Oriented Programming (OOP), Seaborn, Python Programming, Keras (Neural Network Library), Scikit Learn (Machine Learning Library), Data Manipulation
Beginner · Course · 1 - 3 Months

Skills you'll gain: Organizational Change, Change Management, Business Transformation, Organizational Development, Organizational Leadership, Business Leadership, Organizational Structure, Leadership Development, Case Studies, Industrial and Organizational Psychology, Human Relations Movement, Adaptability, Lifelong Learning, Neurology
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Unit Testing, Test Case, Application Deployment, Responsive Web Design, Test Driven Development (TDD), Continuous Deployment, Debugging, Maintainability, LinkedIn, Cascading Style Sheets (CSS), Front-End Web Development, Software Testing, Code Review, Development Testing, Interviewing Skills, Web Development Tools, HTML and CSS, Web Development, Application Development, Software Documentation
Intermediate · Specialization · 1 - 3 Months

Berklee
Skills you'll gain: Peer Review, Music, Editing, Post-Production, Musical Composition, Media Production, Music Performance, Timelines, Creativity
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: GitHub, Git (Version Control System), Version Control, Unix Commands, Unix Shell, Software Versioning, Linux Commands, Command-Line Interface, Devops Tools, Collaborative Software, Code Review, Software Configuration Management, Software Development Tools, Secure Coding, File Management, Technical Documentation, Software Documentation
Intermediate · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Tidyverse (R Package), Data Import/Export, R Programming, Data Manipulation, Data Analysis, Ggplot2, Relational Databases, Data Transformation, Data Cleansing, Data Structures, Programming Principles
Beginner · Course · 1 - 3 Months

Duke University
Skills you'll gain: Web Scraping, Extensible Markup Language (XML), Web Development Tools, HTML and CSS, Unstructured Data, Web Applications, Python Programming
Intermediate · Guided Project · Less Than 2 Hours