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.

Illinois Tech
Skills you'll gain: Virtualization, Virtualization and Virtual Machines, Virtual Machines, Virtual Networking, Data Centers, Virtual Local Area Network (VLAN), Data Storage Technologies, Data Storage, Data Infrastructure, Servers, Virtual Reality, Memory Management, Network Switches, iSCSI Configuration, Remote Access Systems, Computer Hardware
Build toward a degree
Intermediate · Course · 1 - 3 Months

Korea Advanced Institute of Science and Technology(KAIST)
Skills you'll gain: Scala Programming, Programming Principles, Theoretical Computer Science, Other Programming Languages, Computer Programming, Computational Logic, Functional Design, Data Structures, Memory Management, System Implementation, Data Mapping
Mixed · Course · 1 - 3 Months

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, Network Support, Virtual Local Area Network (VLAN), Hardware Architecture, Data Storage, Computer Systems, Memory Management
Beginner · Specialization · 3 - 6 Months

Birla Institute of Technology & Science, Pilani
Skills you'll gain: Computer Architecture, Hardware Architecture, Microarchitecture, Computer Systems, Computational Logic, Hardware Design, Computer Hardware, Programming Principles, System Programming, Systems Architecture, Program Development, Data Storage, Memory Management
Build toward a degree
Beginner · Course · 1 - 3 Months

University of Colorado System
Skills you'll gain: File I/O, Simulations, C (Programming Language), Computational Thinking, Automation, Algorithms, Theoretical Computer Science, Memory Management, Data Persistence
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Distributed Denial-Of-Service (DDoS) Attacks, Intrusion Detection and Prevention, Security Controls, Malware Protection, Security Engineering, Network Security, Security Testing, Threat Detection, Firewall, Digital Forensics, Anomaly Detection, Code Review, Network Routing, Proxy Servers, Linux, Internet Of Things
Beginner · Course · 1 - 4 Weeks

Microsoft
Skills you'll gain: Memory Management, Development Testing, Programming Principles, Code Reusability, Generative AI
Beginner · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Kubernetes, Application Deployment, Cloud-Native Computing, Cloud Deployment, IT Automation, Containerization, Scalability, Devops Tools, Configuration Management, DevOps, Application Lifecycle Management, System Configuration, Security Controls, Memory Management, Data Persistence
Intermediate · Course · 1 - 4 Weeks

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
Intermediate · Course · 1 - 3 Months

Skills you'll gain: C++ (Programming Language), Object Oriented Design, Object Oriented Programming (OOP), Debugging, Code Reusability, Computer Programming, Memory Management, Programming Principles, Program Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Exploitation techniques, Penetration Testing, Vulnerability Scanning, Proxy Servers, Security Testing, Vulnerability Assessments, Test Tools
Beginner · Course · 1 - 4 Weeks

Edureka
Skills you'll gain: Cloud-Native Computing, Memory Management, Grafana, Web Applications, Program Development, Software Architecture, Development Environment, Programming Principles, Computer Programming, Other Programming Languages, Network Security, Communication Systems, Data Sharing
Intermediate · Specialization · 3 - 6 Months