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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


  • M

    Microsoft

    Performance Optimization and Scalability

    Skills you'll gain: Load Balancing, Scalability, Performance Tuning, Software Architecture, Microsoft Copilot, Application Design, Query Languages, AI Integrations, Software Design Patterns, Performance Testing, Application Performance Management, Distributed Computing, Database Management, SQL, Memory Management

    ★ 4.8 (14) · Beginner · Course · 1 - 4 Weeks

  • P

    Packt

    TCP/IP, Routing, and Wireless Networking

    Skills you'll gain: Routing Protocols, TCP/IP, Network Switches, Network Routers, Virtual Local Area Network (VLAN), Network Protocols, Network Security, General Networking, Network Routing, Network Troubleshooting, Network Administration, Computer Networking, Open Shortest Path First (OSPF), Network Monitoring, Dynamic Host Configuration Protocol (DHCP), Local Area Networks, Network Planning And Design, Border Gateway Protocol, Network Performance Management, Proxy Servers

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

  • I

    International Institute of Information Technology, Hyderabad

    Introduction to Computer Organization

    Skills you'll gain: Computer Engineering, Computer Science, System Programming, Memory Management, Performance Tuning, Computational Logic, Numerical Analysis, Algorithms, Debugging

    ★ 4.7 (7) · Intermediate · Course · 1 - 4 Weeks

  • P

    Packt

    Become a C++ Pro: The Ultimate Developer Guide

    Skills you'll gain: File I/O, C++ (Programming Language), Object Oriented Design, Object Oriented Programming (OOP), C and C++, Debugging, Data Structures, C (Programming Language), Code Reusability, Development Environment, Program Development, Programming Principles, Computer Programming, Memory Management, Computer Programming Tools, Data Persistence, Algorithms, Data Management, Computational Logic

    ★ 4.7 (20) · Intermediate · Specialization · 1 - 3 Months

  • S

    Scrimba

    Build AI Apps with LangChain.js

    Skills you'll gain: Prompt Engineering, LangChain, LLM Application, Memory Management, AI Workflows, Vector Databases, Scalability, User Interface (UI), Embeddings, Database Application, Data Store, Retrieval-Augmented Generation, Databases, Large Language Modeling, Performance Tuning, Maintainability, Data Storage, Data Preprocessing

    ★ 4.7 (39) · Intermediate · Course · 1 - 4 Weeks

  • P

    Packt

    Fundamentals of Object-Oriented Programming - C++

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

    Beginner · Course · 1 - 4 Weeks

  • S

    Simplilearn

    LangChain and Workflow Design Course

    Skills you'll gain: LangChain, AI Workflows, LLM Application, Generative AI, Large Language Modeling, Prompt Patterns, Hugging Face, Prompt Engineering, Embeddings, AI Security, AI Integrations, Model Deployment, Automation, Memory Management

    ★ 2.8 (6) · Beginner · Course · 1 - 4 Weeks

  • U

    University of Colorado Boulder

    Security & Ethical Hacking: Attacking Unix and Windows

    Skills you'll gain: Penetration Testing, Exploit development, Exploitation techniques, Security Testing, Unix, Cyber Operations, Computer Security, Unix Commands, Unix Shell, System Programming, Shell Script, Linux, Debugging, Memory Management, Remote Access Systems, Authentications

    Intermediate · Course · 1 - 3 Months

  • I

    Infosec

    C++ Superpowers and More

    Skills you'll gain: Secure Coding, C and C++, Application Security, System Programming, C++ (Programming Language), C (Programming Language), Security Engineering, Interoperability, Unix, Embedded Software, Information Systems Security, OS Process Management, Embedded Systems, Operating Systems, Data Security, Memory Management, Authorization (Computing), Linux

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

  • S

    Simplilearn

    LangChain Course for LLM Application Development

    Skills you'll gain: LangChain, LLM Application, Retrieval-Augmented Generation, Embeddings, Large Language Modeling, Tool Calling, AI Workflows, Context Management, Generative AI Agents, Vector Databases, Agentic systems, Document Management, Memory Management

    Beginner · Course · 1 - 4 Weeks

  • E

    Edureka

    Advanced Rust Programming

    Skills you'll gain: Rust (Programming Language), Code Reusability, Data Manipulation, System Programming, Data Structures, Memory Management, Performance Tuning, Data Management, Data Analysis, Web Development, Application Development

    ★ 3.7 (14) · Advanced · Course · 1 - 4 Weeks

  • U

    University of Illinois Urbana-Champaign

    Le marketing dans un monde numérique

    Skills you'll gain: Digital Transformation, Digital Marketing, Marketing, Digital Brand Strategy, Strategic Marketing, Digital Marketing Tools, Marketing Strategies, Product Marketing, Market Dynamics, Consumer Behaviour, Customer Engagement, Earned Media, Promotional Strategies, E-Commerce, Shared Media, Product Development, Revenue Management, Content Creation, Branding, Drive Engagement

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

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

  • Performance Optimization and Scalability: Microsoft
  • TCP/IP, Routing, and Wireless Networking: Packt
  • Introduction to Computer Organization: International Institute of Information Technology, Hyderabad
  • Become a C++ Pro: The Ultimate Developer Guide: Packt
  • Build AI Apps with LangChain.js: Scrimba
  • Fundamentals of Object-Oriented Programming - C++: Packt
  • LangChain and Workflow Design Course: Simplilearn
  • Security & Ethical Hacking: Attacking Unix and Windows : University of Colorado Boulder
  • C++ Superpowers and More: Infosec
  • LangChain Course for LLM Application Development: Simplilearn

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