Free courses can help you learn coding languages like Python and JavaScript, data analysis techniques, and web development fundamentals. You can build skills in problem-solving, algorithm design, and creating interactive websites. Many courses introduce tools such as Git for version control, SQL for database management, and various frameworks that streamline web development, allowing you to apply your skills in practical projects.

Skills you'll gain: Java Programming, Java, Object Oriented Programming (OOP), Object Oriented Design, Computer Programming, Virtual Machines, Package and Software Management, Memory Management
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Press Releases, Strategic Communication, Public Relations, Media Relations, Communication Planning, Crisis Management, Marketing and Public Relations, Corporate Communications, Corporate Sustainability, Earned Media, Social Media, Ethical Standards And Conduct, Target Audience, Journalism, Business Ethics, Content Performance Analysis, Writing, Branding, Strategic Decision-Making, Communication Strategies
Beginner · Specialization · 3 - 6 Months

University of Colorado Boulder
Skills you'll gain: Embedded Software, Embedded Systems, Debugging, Data Structures, System Programming, Microarchitecture, C (Programming Language), Memory Management, Hardware Architecture, Computer Architecture, Software Design, Maintainability, System Configuration, Code Reusability, Software Architecture, Peripheral Devices
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Object Oriented Programming (OOP), File I/O, Data Persistence, Object Oriented Design, Java, Java Programming, File Management, Memory Management, Application Development, File Systems, Maintainability, Computer Programming, Data Store, Software Design, Development Environment, Program Development, Programming Principles, Computer Programming Tools, Data Structures, Integrated Development Environments
Beginner · Specialization · 3 - 6 Months

Duke University
Skills you'll gain: C (Programming Language), Data Structures, C and C++, Programming Principles, Algorithms, Memory Management
Beginner · Course · 1 - 3 Months
Skills you'll gain: Embedded Software, C (Programming Language), Embedded Systems, Debugging, Peripheral Devices, Memory Management, Integrated Development Environments, Computer Programming Tools, Development Environment, System Programming, Software Development Tools, Program Development, Hardware Architecture, Systems Architecture, Eclipse (Software), Data Structures, Build Tools, C and C++, Programming Principles, Microarchitecture
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: API Design, API Gateway, Application Programming Interface (API), Cloud API, Restful API, Application Lifecycle Management, Web Services, Software Documentation, Proxy Servers, Application Deployment, Cloud Deployment, Identity and Access Management, Authentications
Beginner · Course · 1 - 3 Months

Johns Hopkins University
Skills you'll gain: R (Software), Tidyverse (R Package), Web Scraping, Data Manipulation, Data Wrangling, R Programming, Data Transformation, Memory Management, Data Cleansing, Data Science, Statistical Programming, Data Integration, Data Processing, grep, Text Mining, Data Import/Export, Web Services, Data Analysis, Data Structures
Intermediate · Course · 1 - 3 Months
Dartmouth College
Skills you'll gain: Memory Management, Command-Line Interface, C (Programming Language), Linux Commands, Linux, Computer Programming Tools, Embedded Systems, File I/O, Embedded Software, Software Visualization, Programming Principles, Computer Engineering, C and C++, Linux Servers, Algorithms, Computer Programming, Software Documentation, Computer Science, Software Engineering, Debugging
Beginner · Specialization · 3 - 6 Months

University of Michigan
Skills you'll gain: Memory Management, C (Programming Language), C and C++, C++ (Programming Language), Object Oriented Programming (OOP), Object Oriented Design, Programming Principles, Data Structures, Secure Coding, Algorithms, Software Design, Application Security, Other Programming Languages, Python Programming, System Programming, Computer Architecture, Computer Programming, Java, Performance Tuning, Numerical Analysis
Intermediate · Specialization · 3 - 6 Months

Skills you'll gain: Mainframe Computing, Mainframe Technologies, z/OS, Virtualization, Virtualization and Virtual Machines, Virtual Machines, Hardware Architecture, Operating System Administration, Infrastructure Architecture, Computing Platforms, Enterprise Security, Computer Security, Computer Hardware, Cryptography, Transaction Processing, System Configuration, Authorization (Computing), Identity and Access Management, Memory Management
Beginner · Course · 1 - 4 Weeks

University of Toronto
Skills you'll gain: Swift Programming, iOS Development, Apple Xcode, Mobile Development, Objective-C (Programming Language), Object Oriented Programming (OOP), Memory Management, Application Development, Development Environment, Programming Principles, Integrated Development Environments, Image Analysis, Computer Programming, Functional Design
Mixed · Course · 1 - 3 Months