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.

Johns Hopkins University
Skills you'll gain: Data Visualization Software, Data Literacy, Storyboarding, Statistical Visualization, Data Storytelling, Data Manipulation, Data Presentation, Ggplot2, Statistical Reporting, Dashboard, Data Synthesis, Data Analysis, Data Cleansing, R Programming, Tidyverse (R Package), Data Preprocessing, Data Transformation, Data Import/Export, Graphing
Mixed · Course · 1 - 4 Weeks

University of Michigan
Skills you'll gain: C (Programming Language), Data Structures, Application Security, System Programming, Programming Principles, Performance Tuning
Intermediate · Course · 1 - 4 Weeks

University of California, Davis
Skills you'll gain: Threat Modeling, Secure Coding, Cryptography, Open Web Application Security Project (OWASP), Encryption, Application Security, Vulnerability Assessments, Data Security, Exploitation techniques, Security Controls, Authentications, Vulnerability Management, Personally Identifiable Information
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Android Studio, Android Development, Android (Operating System), Mobile Development, Application Development, User Interface (UI), User Interface (UI) Design, User Interface and User Experience (UI/UX) Design, Human Computer Interaction, Interaction Design, Usability, Development Environment, Development Testing, Debugging
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: SQL, Database Management, MySQL, Relational Databases, Database Systems, Query Languages, Databases, Database Application, Database Design, Data Access, Java, Java Programming, User Interface (UI), Software Development
Beginner · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: Influencing, Negotiation, Leadership, Conflict Management, Persuasive Communication, Leadership Development, Professional Development, Business Leadership, Communication, Initiative and Leadership, Empowerment, Personal Development, Leadership and Management, Cooperation, Communication Strategies, Team Building, Constructive Feedback, Decision Making, Ethical Standards And Conduct
Beginner · Course · 1 - 3 Months

Peking University
Skills you'll gain: C# (Programming Language), Object Oriented Programming (OOP), .NET Framework, Microsoft Visual Studio, Extensible Markup Language (XML), Data Access, Computer Programming, Database Application, UI Components, Event-Driven Programming, Algorithms, Application Development, Network Model, Data Structures, Image Analysis, File I/O
Intermediate · Course · 3 - 6 Months

Johns Hopkins University
Skills you'll gain: Rmarkdown, Tidyverse (R Package), Ggplot2, Spatial Data Analysis, Data Visualization Software, Statistical Visualization, Geospatial Information and Technology, Data Manipulation, Scatter Plots, Plotly, Interactive Data Visualization, R Programming, Data Mapping, Animations
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Computer Vision, Image Analysis, Model Evaluation, Deep Learning, Matlab, Machine Learning Methods, Convolutional Neural Networks, Data Preprocessing, Machine Learning, Classification Algorithms, Machine Learning Algorithms, Transfer Learning, Geospatial Information and Technology, Traffic Flow Optimization, Medical Imaging, Data Validation, Artificial Intelligence and Machine Learning (AI/ML), Algorithms
Intermediate · Specialization · 1 - 3 Months

LearnQuest
Skills you'll gain: Network Architecture, Emerging Technologies, Internet Of Things, Network Security, Network Protocols, Wireless Networks, Network Performance Management, Network Planning And Design, Network Infrastructure, Communication Systems, General Networking, Mobile Security, Telecommunications, Cybersecurity, Technology Roadmaps, Artificial Intelligence and Machine Learning (AI/ML), Automation, Cloud Computing, Real Time Data
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Selenium (Software), Test Automation, Object Oriented Programming (OOP), Test Script Development, Test Tools, Software Testing, Programming Principles, Software Installation, Scripting, Python Programming, Development Environment, Integrated Development Environments, Debugging
Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: Hardware Design, Electronic Hardware, Schematic Diagrams, Computer-Aided Design, Mechanical Design, Wiring Diagram, Electrical Engineering, 3D Modeling, Electronics, Electronic Components, Simulations, Design Specifications, Open Source Technology
Beginner · Course · 1 - 4 Weeks