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Free Courses

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.

Popular Free Courses


  • C

    Codio

    Programming in C++: A Hands-on Introduction

    Skills you'll gain: File I/O, C and C++, Data Import/Export, C++ (Programming Language), Object Oriented Programming (OOP), Object Oriented Design, Data Validation, Programming Principles, Computer Programming, Data Integrity, Data Structures, Code Reusability, File Management, Data Store, Memory Management, Software Documentation, Computer Science, Maintainability, Computational Logic, Development Environment

    4.6 stars, 1.3K reviews, Beginner, Specialization, 3 - 6 Months

    ★ 4.6 (1.3K) · Beginner · Specialization · 3 - 6 Months

    Status: Free trial
    Free trial
  • U

    University of California, Santa Cruz

    C++ For C Programmers, Part A

    Skills you'll gain: C++ (Programming Language), Object Oriented Programming (OOP), Algorithms, C (Programming Language), Programming Principles, Computer Programming, Graph Theory, Code Reusability, Memory Management, Data Structures, File I/O

    4.4 stars, 2.3K reviews, Intermediate, Course, 1 - 3 Months

    ★ 4.4 (2.3K) · Intermediate · Course · 1 - 3 Months

    Status: Free trial
    Free trial
  • I

    IBM

    z/Architecture Assembler Language Part 3: Working Programs

    Skills you'll gain: z/OS, Job Control Language (JCL), Mainframe Computing, Mainframe Technologies, System Programming, Computer Architecture, Systems Architecture, Program Development, File I/O, Programming Principles, Maintainability, Computational Logic, Data Structures, Data Access, Data Mapping, Computer Science, Computer Programming, Memory Management, Data Validation

    Intermediate · Course · 1 - 3 Months

    Category: New
    New
    Status: Free trial
    Free trial
  • U

    University of Illinois Urbana-Champaign

    Object-Oriented Data Structures in C++

    Skills you'll gain: C++ (Programming Language), Object Oriented Programming (OOP), Object Oriented Design, Development Environment, Engineering Software, Computer Programming, Software Engineering, Data Structures, Memory Management, Computer Programming Tools, Debugging, Program Development

    4.7 stars, 3K reviews, Intermediate, Course, 1 - 4 Weeks

    ★ 4.7 (3K) · Intermediate · Course · 1 - 4 Weeks

    Status: Free trial
    Free trial
  • P

    Packt

    Java Coding Problems

    Skills you'll gain: Secure Coding, Java Programming, Maintainability, Hardening, Java, Software Design Patterns, Application Security, Software Design, Data Structures, Object Oriented Design, Software Architecture, Performance Tuning, Memory Management, API Design, Code Reusability, Object Oriented Programming (OOP), Web Servers, Application Programming Interface (API), Software Development, Virtualization

    Intermediate · Specialization · 3 - 6 Months

    Category: New
    New
    Status: Free trial
    Free trial
  • L

    LearnQuest

    Core Java

    Skills you'll gain: Java Programming, Spring Framework, Java, File I/O, Object Oriented Programming (OOP), Object Oriented Design, Java Platform Enterprise Edition (J2EE), Programming Principles, Software Design, Computer Programming, Application Frameworks, Data Structures, Software Installation, Virtual Machines, Code Reusability, Web Development, Package and Software Management, Memory Management, Computational Logic, Development Environment

    4.6 stars, 2.8K reviews, Intermediate, Specialization, 3 - 6 Months

    ★ 4.6 (2.8K) · Intermediate · Specialization · 3 - 6 Months

    Status: Free trial
    Free trial
  • H

    Hebrew University of Jerusalem

    Build a Modern Computer from First Principles: Nand to Tetris Part II (project-centered course)

    Skills you'll gain: Computer Science, Computer Systems, Computer Architecture, Computer Programming, Programming Principles, Memory Management, System Software, System Programming, Virtual Machines, Operating Systems, Hardware Architecture, Software Architecture, Algorithms, Software Design, Program Development, Object Oriented Programming (OOP), Data Structures, Computer Graphics, Peripheral Devices

    4.9 stars, 536 reviews, Mixed, Course, 1 - 3 Months

    ★ 4.9 (536) · Mixed · Course · 1 - 3 Months

    Category: Preview
    Preview
  • P

    Packt

    Linux Kernel Internals: Processes, Memory, and Scheduling

    Skills you'll gain: System Programming, Memory Management, Performance Tuning, OS Process Management, Operating Systems, Linux Administration, Linux, Real-Time Operating Systems, System Software, Operating System Administration, Linux Servers, Linux Commands, C (Programming Language), System Configuration, Hardware Architecture, Systems Analysis, Resource Management, Debugging

    Intermediate · Course · 1 - 3 Months

    Category: New
    New
    Status: Free trial
    Free trial
  • P

    Packt

    Learn Core Java from Scratch - Hands-On Training - 2026

    Skills you'll gain: File I/O, Object Oriented Programming (OOP), Java, Integrated Development Environments, Object Oriented Design, Java Programming, Development Environment, Maintainability, Computer Programming Tools, Software Development Tools, Software Design, Data Structures, Program Development, Data Persistence, Software Architecture, Debugging, Memory Management, Code Reusability, Programming Principles, File Management

    Beginner · Specialization · 1 - 3 Months

    Category: New
    New
    Status: Free trial
    Free trial
  • P

    Packt

    Linux Kernel Programming

    Skills you'll gain: System Programming, Memory Management, Linux Administration, Linux, Performance Tuning, OS Process Management, Operating Systems, Embedded Software, Real-Time Operating Systems, Linux Servers, System Software, Linux Commands, System Configuration, Operating System Administration, Debugging, C (Programming Language), Embedded Systems, Cross Platform Development, Open Source Technology, Hardware Architecture

    Intermediate · Specialization · 3 - 6 Months

    Category: New
    New
    Status: Free trial
    Free trial
  • U

    Universidad Nacional Autónoma de México

    Introducción a Java

    Skills you'll gain: Java, Java Programming, Object Oriented Programming (OOP), Object Oriented Design, Computer Programming, Software Design, Programming Principles, Program Development, Software Documentation, Data Structures, Computational Logic, Memory Management

    4.1 stars, 942 reviews, Beginner, Course, 1 - 3 Months

    ★ 4.1 (942) · Beginner · Course · 1 - 3 Months

    Category: Preview
    Preview
  • U

    University of California, Santa Cruz

    C++ For C Programmers, Part B

    Skills you'll gain: C++ (Programming Language), C and C++, Object Oriented Design, Software Design Patterns, Object Oriented Programming (OOP), Software Design, Computer Programming, C (Programming Language), Algorithms, Memory Management, Graph Theory, Artificial Intelligence, Data Structures, Simulations

    4.5 stars, 337 reviews, Intermediate, Course, 1 - 3 Months

    ★ 4.5 (337) · Intermediate · Course · 1 - 3 Months

    Status: Free trial
    Free trial

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1…202122…43

In summary, here are 10 of our most popular free courses

  • Programming in C++: A Hands-on Introduction: Codio
  • C++ For C Programmers, Part A: University of California, Santa Cruz
  • z/Architecture Assembler Language Part 3: Working Programs: IBM
  • Object-Oriented Data Structures in C++: University of Illinois Urbana-Champaign
  • Java Coding Problems: Packt
  • Core Java: LearnQuest
  • Build a Modern Computer from First Principles: Nand to Tetris Part II (project-centered course): Hebrew University of Jerusalem
  • Linux Kernel Internals: Processes, Memory, and Scheduling: Packt
  • Learn Core Java from Scratch - Hands-On Training - 2026: Packt
  • Linux Kernel Programming: Packt

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