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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


  • P

    Packt

    Foundations of Data Structures and Algorithm Analysis

    Skills you'll gain: Graph Theory, Data Structures, Algorithms, Computational Thinking, Theoretical Computer Science, Computer Science, Computer Programming, Python Programming, Memory Management, Performance Tuning

    ★ 4.4 (33) · Intermediate · Course · 1 - 3 Months

    Status: Free Trial
    Free Trial
  • U

    University of Colorado System

    Simulation, Algorithm Analysis, and Pointers

    Skills you'll gain: File I/O, Simulations, C (Programming Language), Computational Thinking, Automation, Algorithms, Theoretical Computer Science, Memory Management, Data Persistence

    ★ 4.4 (36) · Beginner · Course · 1 - 4 Weeks

    Status: Free Trial
    Free Trial
  • M

    Microsoft

    Performance Optimization and Scalability

    Skills you'll gain: Microsoft Copilot, Scalability, Software Architecture, Performance Tuning, Query Languages, Systems Architecture, Database Management, Distributed Computing, .NET Framework, Maintainability, Back-End Web Development, Memory Management

    ★ 4.6 (16) · Beginner · Course · 1 - 4 Weeks

    Status: Free Trial
    Free Trial
  • P

    Packt

    TOTAL CompTIA A+ Core 1 (220-1201) v15

    Skills you'll gain: Peripheral Devices, Network Troubleshooting, Desktop Support, Computer Displays, USB, Wireless Networks, Virtualization and Virtual Machines, Network Administration, Display Devices, Virtual Machines, General Networking, TCP/IP, Virtualization, Computing Platforms, Cloud Hosting, Network Support, Hardware Architecture, Data Storage, Computer Systems, Memory Management

    Beginner · Specialization · 3 - 6 Months

    Category: New
    New
    Status: Free Trial
    Free Trial
  • C

    Coursera

    Linux: Processes & System Resource Management for DevOps

    Skills you'll gain: Linux Servers, Linux Administration, Unix, Linux Commands, Linux, Unix Commands, Command-Line Interface, OS Process Management, Operating System Administration, Unix Shell, Debugging, System Monitoring, DevOps, Memory Management, Resource Management

    ★ 4.7 (23) · Intermediate · Guided Project · Less Than 2 Hours

  • A

    Arm

    Computer Architecture Essentials on Arm

    Skills you'll gain: Microarchitecture, Computer Architecture, Hardware Architecture, Simulations, Computer Hardware, Performance Tuning, Memory Management, Dependency Analysis

    ★ 4.8 (8) · Intermediate · Course · 1 - 3 Months

    Category: Preview
    Preview
  • B

    Board Infinity

    Building and Deploying AI Agents with LLMs and LangChain

    Skills you'll gain: AI Orchestration, AI Workflows, CrewAI, LangGraph, Agentic Workflows, LLM Application, LangChain, Large Language Modeling, Agentic systems, Generative AI Agents, AI Integrations, Application Deployment, Artificial Intelligence and Machine Learning (AI/ML), Software Architecture, Systems Architecture, Context Management, API Design, Software Design, Data Validation, Memory Management

    ★ 4 (6) · Intermediate · Specialization · 1 - 3 Months

    Category: New
    New
    Status: Free Trial
    Free Trial
  • I

    IBM

    z/Architecture Assembler Language Part 1: The Basics

    Skills you'll gain: Computer Architecture, Mainframe Computing, Mainframe Technologies, Microarchitecture, Systems Architecture, Hardware Architecture, Data Storage, Computer Science, Programming Principles, System Programming, Data Structures, Computational Logic, Computer Hardware, Program Development, Computer Programming, Memory Management

    ★ 3.9 (10) · Intermediate · Course · 1 - 3 Months

    Category: Preview
    Preview
  • L

    LearnKartS

    Core Java - Foundations

    Skills you'll gain: Java Programming, Object Oriented Programming (OOP), Object Oriented Design, Java, Code Reusability, Maintainability, Programming Principles, Computer Programming, Application Development, Android Development, Memory Management

    ★ 4.4 (35) · Beginner · Course · 1 - 4 Weeks

    Status: Free Trial
    Free Trial
  • X

    Xi'an Jiaotong University

    系统平台与C#程序基础

    Skills you'll gain: Operating Systems, Computer Systems, Debugging, Microsoft Visual Studio, OS Process Management, Computer Hardware, C# (Programming Language), Computer Architecture, Object Oriented Programming (OOP), Programming Principles, Memory Management, Integrated Development Environments, Computational Logic, Computer Programming, System Design and Implementation

    ★ 3.9 (40) · Mixed · Course · 1 - 4 Weeks

    Status: Free Trial
    Free Trial
  • S

    Simplilearn

    Programming with C

    Skills you'll gain: Data Structures, C (Programming Language), C and C++, Programming Principles, Data Management, Memory Management, Algorithms, Computer Programming, File I/O, Program Development, File Management, Other Programming Languages, Development Environment, Computational Logic

    ★ 4.6 (30) · Beginner · Course · 1 - 4 Weeks

    Category: Preview
    Preview
  • P

    Packt

    Oracle Database Administration from Zero to Hero

    Skills you'll gain: Oracle Databases, Database Administration, Relational Databases, Database Management Systems, Database Architecture and Administration, Data Import/Export, Patch Management, Memory Management, Database Systems, Operational Databases, Multi-Tenant Cloud Environments, Data Migration, Database Management, Software Installation, Performance Tuning, Database Software, Server Administration, Data Maintenance, Query Languages, User Accounts

    ★ 4.7 (12) · Intermediate · Specialization · 3 - 6 Months

    Status: Free Trial
    Free Trial

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

  • Foundations of Data Structures and Algorithm Analysis: Packt
  • Simulation, Algorithm Analysis, and Pointers: University of Colorado System
  • Performance Optimization and Scalability: Microsoft
  • TOTAL CompTIA A+ Core 1 (220-1201) v15: Packt
  • Linux: Processes & System Resource Management for DevOps: Coursera
  • Computer Architecture Essentials on Arm: Arm
  • Building and Deploying AI Agents with LLMs and LangChain: Board Infinity
  • z/Architecture Assembler Language Part 1: The Basics: IBM
  • Core Java - Foundations: LearnKartS
  • 系统平台与C#程序基础: Xi'an Jiaotong University

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