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 System
Skills you'll gain: Splinting, Life Support, Emergency and Intensive Care, Patient Evaluation, Trauma Care, Medical Emergency, Sanitation, Cleanliness, Neurology, First Aid, Patient Positioning, Patient Transport, Public Health and Disease Prevention, Wound Care, Airway Management, Health Assessment, Emergency Medical Services, Mobility Assistance, Food Safety and Sanitation, Environment Health And Safety
★ 4.8 (117) · Beginner · Specialization · 3 - 6 Months

Universidad de los Andes
Skills you'll gain: Unity Engine, Video Game Development, Animation and Game Design, UI Components, User Interface (UI), Game Design, Animations, User Interface (UI) Design, Interaction Design, Prototyping, C# (Programming Language), Scripting, Application Deployment
★ 4.4 (267) · Beginner · Course · 1 - 3 Months

EDHEC Business School
Skills you'll gain: Text Mining, Applied Machine Learning, Network Analysis, Data Visualization Software, Machine Learning Methods, Statistical Machine Learning, Financial Statement Analysis, Financial Data, Market Data, Unstructured Data, Predictive Modeling, Web Scraping, Social Network Analysis, Advanced Analytics, Financial Statements, Financial Market, Financial Analysis, Corporate Finance, Investments, Data Mining
★ 4.4 (237) · Intermediate · Course · 1 - 4 Weeks

University of Leeds
Skills you'll gain: Cryptographic Protocols, Cryptography, Encryption, Public Key Cryptography Standards (PKCS), Data Security
★ 4.4 (16) · Beginner · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Systems Thinking, Software Visualization, Object Oriented Design, Software Engineering, Object Oriented Programming (OOP), Project Risk Management, Application Design, Web Applications, Software Development Life Cycle, Risk Management, Case Studies, Web Development, Software Development Methodologies, Application Development, Program Development, Python Programming, Application Frameworks, Software Design, Programming Principles, Computer Programming
★ 2.6 (17) · Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Cloud-Native Computing, NoSQL, MongoDB, Agile Methodology, Cloud Development, Agile Software Development, Scrum (Software Development), Cloud Applications, DevOps, Test Driven Development (TDD), Software Development Methodologies, CI/CD, Behavior-Driven Development, Continuous Integration, Continuous Delivery, Application Development, Cloud Deployment, Continuous Deployment, User Story
★ 4.5 (55) · Intermediate · Course · 1 - 3 Months

University at Buffalo
Skills you'll gain: Data Storytelling, Statistical Process Controls, Data Analysis Software, Data Presentation, Data Visualization Software, Data-Driven Decision-Making, Business Analytics, Tableau Software, Statistical Visualization, Data Analysis, Process Capability, Minitab, Data Cleansing, Statistical Analysis, Data Quality, Process Analysis, Data Strategy, Business Planning, Matlab
★ 4.7 (172) · Beginner · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: WordPress, Responsive Web Design, Web Content, Content Management Systems, Web Design, Web Presence, Web Design and Development, Content Management, Web Development
★ 4.4 (230) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: C++ (Programming Language), Object Oriented Programming (OOP), Development Environment, Computer Programming, Microsoft Visual Studio, Computer Programming Tools, Integrated Development Environments, Programming Principles, Apple Xcode, Software Installation, Data Structures, Performance Tuning, Debugging
★ 4.3 (23) · Intermediate · Course · 1 - 3 Months
Skills you'll gain: File Systems, Operating Systems, File Management, Computer Programming Tools, Data Integrity, Debugging, File I/O, Systems Design, Data Storage Technologies, System Software, Distributed Computing, Data Storage, C (Programming Language), System Programming, Computer Systems, Data Persistence, Command-Line Interface, Hardware Architecture, Peripheral Devices, Data Security
★ 4.7 (76) · Intermediate · Course · 1 - 3 Months

University of New Mexico
Skills you'll gain: Middleware, Web Applications, Model View Controller, Version Control, Git (Version Control System), Web Development, Development Environment, Full-Stack Web Development, Application Development, User Interface (UI), Data Modeling, Agile Software Development, Software Development, Software Versioning, Web Design, User Interface (UI) Design, Software Development Tools, Data Store, Ruby on Rails, Javascript
★ 4.3 (143) · Mixed · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Machine Controls, Robotics, Control Systems, Engineering, Scientific, and Technical Instruments, Applied Mathematics, Linear Algebra, Python Programming
★ 4.6 (14) · Intermediate · Course · 1 - 3 Months