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 California San Diego
Skills you'll gain: Bioinformatics, Molecular Biology, Infectious Diseases, Computational Thinking, Life Sciences, Medical Science and Research, Microbiology
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Cucumber (Software), Behavior-Driven Development, Selenium (Software), Gherkin (Scripting Language), Test Automation, JUnit, Software Testing, Apache Maven, Test Data, Test Case, Scenario Testing, User Story, Java, Maintainability
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Calendar Management, Virtual Teams, Telecommuting, Team Building, Teamwork, Collaboration, Productivity, Professional Development, Time Management, Expectation Management, Organizational Change, Communication Strategies, Communication, Digital Communications
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: ASP.NET, .NET Framework, Software Design Patterns, Maintainability, Software Architecture, Object Oriented Design, C# (Programming Language), Microsoft Visual Studio, Application Programming Interface (API), Restful API, User Interface (UI), Debugging, Unit Testing, Systems Architecture, Front-End Web Development, Authentications, Data Validation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Node.JS, Back-End Web Development, Package and Software Management, JavaScript Frameworks, Other Programming Languages, Javascript, Web Servers, Servers, Program Development, Web Development, Development Environment
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Unreal Engine, Unity Engine, Virtual Environment, 3D Assets, Software Installation, Game Design, Animation and Game Design, Development Environment, User Interface (UI)
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Git (Version Control System), GitHub, Version Control, Open Source Technology, Collaborative Software, Unix Commands, Microsoft Visual Studio, Continuous Integration, Linux, Mac OS, Web Development Tools, File Management, Shell Script, Command-Line Interface, Code Review, Data Integrity, Application Deployment, React.js, Hypertext Markup Language (HTML), Technical Communication
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Threat Management, Microsoft Azure, Cloud Security, Key Management, Data Security, Security Information and Event Management (SIEM), Data Structures, Role-Based Access Control (RBAC), Continuous Monitoring, Query Languages
Intermediate · Course · 1 - 3 Months

Skillshare
Skills you'll gain: Photo Editing, Photography, Image Quality, Typography, Editing, Graphic and Visual Design, Post-Production, Color Theory, Storytelling, Automation, File Management
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Programming Principles, Java, Data Structures, Program Development, Eclipse (Software), Object Oriented Programming (OOP), Computer Programming, Debugging, Application Programming Interface (API), Database Application
Intermediate · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Data Storytelling, Exploratory Data Analysis, Data Visualization, Data Visualization Software, Data Presentation, Interactive Data Visualization, Infographics, Tableau Software, Dashboard, Data Analysis, Data-Driven Decision-Making, Data Ethics, Trend Analysis, Business Analytics, Peer Review
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Virtual Local Area Network (VLAN), Open Shortest Path First (OSPF), Network Routing, Network Switches, Routing Protocols, Virtual Networking, TCP/IP, Network Architecture, Local Area Networks, Network Troubleshooting, Network Protocols, System Configuration
Intermediate · Course · 1 - 3 Months