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.

Skills you'll gain: C and C++, C++ (Programming Language), File I/O, Object Oriented Programming (OOP), Object Oriented Design, Programming Principles, Computer Programming, Data Structures, Memory Management, Algorithms
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Security Testing, Test Tools, Vulnerability Scanning, Exploitation techniques, Vulnerability Assessments, Application Security, Network Protocols, Web Applications, Test Automation, Development Environment, Proxy Servers, Authentications, Software Installation, System Configuration
Beginner · Course · 1 - 3 Months

Skills you'll gain: Rust (Programming Language), ChatGPT, Authentications, Generative AI Agents, Back-End Web Development, Web Servers, OpenAI API, AI Orchestration, Web Frameworks, Databases, Server Side, Web Applications, Agentic Workflows, AI Integrations, Command-Line Interface, AI Workflows, Package and Software Management, Agentic systems, Memory Management, Development Environment
Intermediate · Specialization · 1 - 3 Months

Skills you'll gain: Hardening, Performance Tuning, Systems Analysis, Operating System Administration, Virtual Environment, Virtualization and Virtual Machines, Memory Management, End User Training and Support, Help Desk Support, File I/O, Security Management, Debugging, Service Management, OS Process Management, Data Maintenance, Scripting, Record Keeping, Cloud Deployment
Beginner · Specialization · 1 - 3 Months

Total Seminars
Skills you'll gain: Computer Hardware, Hardware Troubleshooting, Hardware Architecture, Peripheral Devices, System Support, Safety Standards, System Configuration, Computer Systems, Computer Architecture, Memory Management, Microarchitecture, IT Infrastructure, Information Technology, IT Management, Computer Programming, IT Service Management
Beginner · Course · 1 - 3 Months

Edureka
Skills you'll gain: Performance Tuning, Web Development, Web Applications, Software Architecture, Other Programming Languages, Network Security, Memory Management
Beginner · Course · 1 - 3 Months

Illinois Tech
Skills you'll gain: Web Analytics, Paid media, Digital Marketing, Email Marketing, Social Media Analytics, Digital Media Strategy, Digital Marketing Campaigns, Digital Marketing Tools, Marketing Analytics, Digital Analysis, Data-Driven Marketing, Social Media Marketing, Marketing Effectiveness, Earned Media, Social Media Campaigns, Social Media, Media Strategy, Content Performance Analysis, Analytics, Owned Media
Intermediate · Course · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Campaign Planning, Communication Planning, Campaign Management, Strategic Communication, Advertising, Marketing Communications, Resource Allocation, Media Strategy, Brand Management, Integrated Marketing Communications, Brand Strategy, Earned Media, Communication Strategies, Owned Media, Public Relations, Shared Media, Paid media, Key Performance Indicators (KPIs), Research and Design, Market Research
Beginner · Course · 1 - 4 Weeks

Infosec
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
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Memory Management, Web Development, Performance Testing, System Programming
Intermediate · Course · 3 - 6 Months

SkillUp
Skills you'll gain: Dynamic Host Configuration Protocol (DHCP), Remote Access Systems, Windows Servers, iSCSI Configuration, Virtual Private Networks (VPN), Microsoft Servers, Microsoft Windows, Network Administration, Microsoft Azure, Network Infrastructure, Public Key Infrastructure, Data Storage Technologies, Infrastructure As A Service (IaaS), Data Storage, Network Security, Cloud Storage, Hybrid Cloud Computing, Proxy Servers, File Management, File Systems
Intermediate · Course · 1 - 4 Weeks

Board Infinity
Skills you'll gain: Model Deployment, Application Deployment, Model Optimization, MLOps (Machine Learning Operations), Cloud Deployment, Fine-tuning, Containerization, LLM Application, Large Language Modeling, Docker (Software), Model Evaluation, API Design, Scalability, Memory Management
Advanced · Course · 1 - 4 Weeks