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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


  • 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
  • P

    Packt

    Build an App That Uses WebSockets in 2026 to Transfer Files

    Skills you'll gain: Node.JS, Server Side, Web Applications, Web Frameworks, Real Time Data, Live Streaming, Network Model, Frontend Integration, Data Sharing, Network Protocols, File I/O, Event-Driven Programming, Secure Coding, Frontend Performance, Browser Compatibility, Javascript, Memory Management, Dynamic Host Configuration Protocol (DHCP), Network Routers, Debugging

    Intermediate · Course · 1 - 3 Months

    Category: New
    New
  • U

    University of California, Santa Cruz

    Go and C++: Programming in Two Successor Languages of C

    Skills you'll gain: C++ (Programming Language), C and C++, Go (Programming Language), File I/O, Data Structures, Object Oriented Programming (OOP), Object Oriented Design, Software Design Patterns, Debugging, Computer Programming, Programming Principles, Unit Testing, Algorithms, C (Programming Language), Program Development, Software Design, Graph Theory, Software Testing, Code Reusability, Memory Management

    4.4 stars, 2.5K reviews, Intermediate, Specialization, 3 - 6 Months

    ★ 4.4 (2.5K) · Intermediate · Specialization · 3 - 6 Months

    Status: Free trial
    Free trial
  • P

    Packt

    Advanced Linux Kernel Programming: Concurrency and Sync

    Skills you'll gain: System Programming, Linux Administration, Embedded Software, Linux, System Software, Linux Commands, Debugging, Linux Servers, Operating Systems, OS Process Management, Microarchitecture, Scalability, Memory Management, C (Programming Language), Hardware Architecture, Performance Tuning, Software Design, Data Integrity, Data Sharing

    Advanced · Course · 1 - 4 Weeks

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

    University of California, Irvine

    Getting Started with Go

    Skills you'll gain: Object Oriented Programming (OOP), C (Programming Language), Python Programming, Data Import/Export, Memory Management, File I/O, Computational Logic, Network Protocols, Package and Software Management

    4.6 stars, 2.5K reviews, Intermediate, Course, 1 - 4 Weeks

    ★ 4.6 (2.5K) · Intermediate · Course · 1 - 4 Weeks

    Status: Free trial
    Free trial
  • D

    Duke University

    Introductory C Programming

    Skills you'll gain: Debugging, File I/O, Memory Management, Programming Principles, Maintainability, Software Testing, Program Development, C (Programming Language), Algorithms, Test Planning, Simulations, System Programming, Computer Programming, Data Structures, Software Development, C and C++, Software Engineering, Command-Line Interface, Problem Solving, Software Design

    4.6 stars, 7.5K reviews, Beginner, Specialization, 3 - 6 Months

    ★ 4.6 (7.5K) · Beginner · Specialization · 3 - 6 Months

    Category: Job skills
    Job skills
    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
  • P

    Packt

    Python Foundations: From Setup to Data Structures

    Skills you'll gain: Debugging, Integrated Development Environments, Data Structures, Programming Principles, Development Environment, Computational Logic, Python Programming, Code Reusability, Scripting, Functional Design, Command-Line Interface, Memory Management, Software Installation

    Beginner · Course · 3 - 6 Months

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

    Packt

    Advanced Java APIs and Functional Programming

    Skills you'll gain: Secure Coding, Maintainability, Hardening, Java Programming, Software Design Patterns, Application Security, Software Design, Java, Software Architecture, Memory Management, Object Oriented Design, API Design, Code Reusability, Software Development, Object Oriented Programming (OOP), Functional Design, Application Programming Interface (API), Interoperability, System Programming, C (Programming Language)

    Advanced · Course · 1 - 4 Weeks

    Category: New
    New
    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
  • B

    Board Infinity

    Fine-Tune Your Own LLM: LoRA, QLoRA & PEFT

    Skills you'll gain: Fine-tuning, Large Language Modeling, LLM Application, Hugging Face, Prompt Patterns, Retrieval-Augmented Generation, Prompt Engineering, Debugging, Transfer Learning, Product Support, Model Training, Model Deployment, Model Optimization, Model Evaluation, Data Transformation, Data Cleansing, Natural Language Processing, Data Validation, Memory Management

    Beginner · Course · 1 - 3 Months

    Category: New
    New
    Category: Preview
    Preview

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

  • Introducción a Java: Universidad Nacional Autónoma de México
  • Build an App That Uses WebSockets in 2026 to Transfer Files: Packt
  • Go and C++: Programming in Two Successor Languages of C: University of California, Santa Cruz
  • Advanced Linux Kernel Programming: Concurrency and Sync: Packt
  • Linux Kernel Internals: Processes, Memory, and Scheduling: Packt
  • Getting Started with Go: University of California, Irvine
  • Introductory C Programming: Duke University
  • z/Architecture Assembler Language Part 3: Working Programs: IBM
  • Python Foundations: From Setup to Data Structures: Packt
  • Advanced Java APIs and Functional Programming: Packt

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