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.

Chris Croft Training
Skills you'll gain: Cost Reduction, Cost Control, Operational Efficiency, Operating Cost, Customer Analysis, Cost Accounting, Cost Benefit Analysis, Expense Management, Cost Estimation, Gross Profit, Operating Expense, Profit and Loss (P&L) Management, Cost Management, Process Optimization, Marketing Budgets, Management Accounting, Lean Methodologies, Capacity Management, Organizational Effectiveness, Leadership
Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Price Negotiation, Negotiation, Contract Negotiation, Overcoming Objections, Sales, General Sales Practices, Value Propositions, Business Communication, Scope Management, Decision Making
Intermediate · Course · 1 - 4 Weeks

Coursera
Beginner · Course · 1 - 4 Weeks

University of California, Santa Cruz
Skills you'll gain: C++ (Programming Language), Object Oriented Programming (OOP), Object Oriented Design, Programming Principles, Software Design Patterns, Computer Programming, C and C++, Algorithms, C (Programming Language), Software Design, Program Development, Graph Theory, Code Reusability, Computational Logic, Artificial Intelligence, Data Structures, Memory Management, File I/O, Simulations
Beginner · Specialization · 3 - 6 Months
University of Illinois Urbana-Champaign
Skills you'll gain: Digital Marketing Tools, Digital Marketing, Marketing, Digital Brand Strategy, Marketing Strategies, Marketing Management, Promotional Strategies, Digital Transformation, Market Dynamics, Shared Media, Earned Media, Customer Engagement, Content Creation
Build toward a degree
Beginner · Course · 1 - 4 Weeks

Hebrew University of Jerusalem
Skills you'll gain: Computer Architecture, Hardware Architecture, Computer Hardware, Computer Engineering, Computer Science, Computer Systems, Microarchitecture, Computational Logic, System Programming, Computer Programming, Systems Design, System Design and Implementation, Other Programming Languages, Technical Design, Software Design, Memory Management, Program Development, Data Storage
Mixed · Course · 1 - 3 Months

University of California, Santa Cruz
Skills you'll gain: C++ (Programming Language), Go (Programming Language), File I/O, Data Structures, Object Oriented Programming (OOP), Object Oriented Design, Programming Principles, Software Design Patterns, Debugging, Computer Programming, C and C++, Unit Testing, Algorithms, C (Programming Language), Software Design, Program Development, Graph Theory, Software Testing, Code Reusability, Memory Management
Intermediate · Specialization · 3 - 6 Months
University of California, Santa Cruz
Skills you'll gain: Go (Programming Language), File I/O, Data Structures, Programming Principles, Object Oriented Design, Object Oriented Programming (OOP), Debugging, Computer Programming, C and C++, Unit Testing, C (Programming Language), Program Development, Computer Science, Software Testing, Algorithms, Code Reusability, Graph Theory, Computational Logic, Memory Management
Intermediate · Specialization · 3 - 6 Months

Duke University
Skills you'll gain: Debugging, File I/O, Memory Management, Programming Principles, Maintainability, Software Testing, Program Development, C (Programming Language), Algorithms, Test Planning, Simulations, Test Case, System Programming, Computer Programming, Data Structures, Software Development, C and C++, Software Engineering, Problem Solving, Software Design
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: LangChain, Prompt Engineering, LangGraph, Prompt Patterns, Generative AI Agents, Generative AI, LLM Application, Generative Model Architectures, Prompt Engineering Tools, AI Workflows, Large Language Modeling, OpenAI, Image Analysis, Multimodal Prompts, Memory Management, Model Context Protocol, Python Programming, Agentic systems
Beginner · Course · 1 - 4 Weeks

Hugging Face
Skills you'll gain: Data Ethics, AI literacy, Model Evaluation, LLM Application, Model Deployment, Large Language Modeling, Natural Language Processing, Data Preprocessing, AI Workflows, Model Optimization, Application Programming Interface (API), Memory Management
Beginner · Course · 1 - 4 Weeks

University of Illinois Urbana-Champaign
Skills you'll gain: C++ (Programming Language), Data Structures, Object Oriented Programming (OOP), Object Oriented Design, Graph Theory, Development Environment, Data Storage, Engineering Software, Unstructured Data, Computer Programming, Software Engineering, Algorithms, Memory Management, Computer Programming Tools, Integrated Development Environments, Debugging, Program Development, Database Systems, Theoretical Computer Science
Intermediate · Specialization · 1 - 3 Months