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: 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
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Pandas (Python Package), Pivot Tables And Charts, Data Manipulation, Data Import/Export, Data Wrangling, Jupyter, Data Visualization, Microsoft Excel, Data Transformation, Plot (Graphics), Data Analysis Software, Data Analysis, Data Cleansing, Data Preprocessing, Memory Management, Analytics, Sampling (Statistics), Operations
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: AI Orchestration, AI Workflows, Agentic Workflows, Generative AI Agents, Agentic systems, Enterprise Architecture, Retrieval-Augmented Generation, Scalability, Context Management, AI Security, Software Architecture, Vector Databases, Debugging, Memory Management
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Embedded Systems, Embedded Software, Memory Management, C (Programming Language), Software Development
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Software Design Patterns, Software Design, C and C++, C++ (Programming Language), Object Oriented Design, Software Architecture, Code Reusability, Programming Principles, Object Oriented Programming (OOP), Prototyping, Memory Management, Performance Tuning
Intermediate · Course · 1 - 3 Months
Skills you'll gain: Microarchitecture, Network Protocols, Hardware Architecture, Systems Architecture, Computer Architecture, Communication Systems, Transaction Processing, Performance Tuning, Digital Communications, Memory Management, Data Integrity
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Oracle Databases, Memory Management, Database Administration, Database Management, Database Architecture and Administration, Performance Tuning, Server Administration, Data Maintenance, User Accounts, Disaster Recovery, Data Storage, Role-Based Access Control (RBAC), Identity and Access Management, System Configuration, Authentications
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Extensible Markup Language (XML), Extensible Languages and XML, Web Services, Java, Cascading Style Sheets (CSS), Data Mapping, Verification And Validation, Data Validation, Memory Management
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Java Programming, Development Environment, Java, Integrated Development Environments, Key Management, Software Development Tools, Cryptographic Protocols, Encryption, Cryptography, Performance Tuning, Memory Management, Scalability, Software Installation
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Swift Programming, Apple Xcode, Apple iOS, iOS Development, Apple software proficiency, Application Development, Mobile Development, Memory Management, Cross Platform Development, Object Oriented Programming (OOP), Performance Tuning, Programming Principles, Development Environment, Integrated Development Environments, Code Reusability, Computer Programming
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: vSphere Networking and Storage, vSphere DRS & HA, vCenter Server Management, Cloud Infrastructure, VMware vSAN, vCenter Server, Storage vMotion, Virtual Networking, Cloud Computing Architecture, Virtualization, Software-Defined Data Center (SDDC), Virtual Machines, ESXi Installation, iSCSI Configuration, Virtualization and Virtual Machines, Infrastructure Architecture, Cloud Computing, Containerization, Network Monitoring, Memory Management
Intermediate · Specialization · 1 - 3 Months

University of Colorado Boulder
Skills you'll gain: Social Media Strategy, Social Media, Social Media Content, Media Planning, Social Media Marketing, Media Strategy, Social Media Management, Communication Planning, Strategic Communication, Paid media, Content Strategy, Digital Media Strategy, Earned Media, Owned Media, Content Marketing, Brand Strategy, Content Performance Analysis, Social Media Analytics, Content Creation, Brand Management
Intermediate · Course · 1 - 4 Weeks