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: Prompt Engineering, LLM Application, OpenAI API, OpenAI, Hugging Face, Large Language Modeling, Agentic systems, Embeddings, AI Workflows, Data Processing, Vector Databases, Retrieval-Augmented Generation, Generative AI Agents, Application Development, Memory Management
Intermediate · Course · 3 - 6 Months

Birla Institute of Technology & Science, Pilani
Skills you'll gain: C (Programming Language), Programming Principles, Computer Programming, Memory Management, Computational Thinking, Computer Systems, Data Structures, Algorithms, File I/O, Operating Systems, Computer Hardware
Build toward a degree
Beginner · Course · 1 - 3 Months

Dartmouth College
Skills you'll gain: C (Programming Language), Memory Management, C and C++, Embedded Systems, Data Structures, Programming Principles, Computer Engineering, Algorithms, Computer Programming, Linux
Beginner · Course · 1 - 3 Months

LearnKartS
Skills you'll gain: Java Programming, Object Oriented Programming (OOP), Object Oriented Design, Java, Code Reusability, Maintainability, Programming Principles, Computer Programming, Application Development, Android Development, Memory Management
Beginner · Course · 1 - 4 Weeks

Simplilearn
Skills you'll gain: Object Oriented Programming (OOP), C++ (Programming Language), Object Oriented Design, Memory Management, Computer Programming, Code Reusability, Programming Principles, Algorithms, Data Structures, Data Manipulation
Beginner · Course · 1 - 4 Weeks

Dartmouth College
Skills you'll gain: Command-Line Interface, Linux Commands, Linux, Embedded Software, Embedded Systems, Linux Servers, Computer Engineering, File Systems, Unix, C (Programming Language), File Management, Memory Management, Computer Programming, Open Source Technology, OS Process Management, Build Tools
Beginner · Course · 1 - 3 Months

Skills you'll gain: Programmable Logic Controllers, Automation Engineering, Machine Controls, Computer Hardware, Electrical Wiring, Computational Logic, Control Systems, Automation, Simulation and Simulation Software, TCP/IP, Data Storage, Communication Systems, Applied Mathematics, Memory Management
Beginner · Course · 1 - 3 Months

Peking University
Skills you'll gain: Memory Management, Data Structures, Algorithms, Computer Science, Program Development, Performance Tuning
Mixed · Course · 1 - 3 Months

Princeton University
Skills you'll gain: Data Structures, Algorithms, Java Programming, Java, Graph Theory, Computer Programming, Computational Thinking, Spatial Data Analysis, Theoretical Computer Science, Memory Management, Simulations, Performance Tuning
Intermediate · Course · 3 - 6 Months

Nanjing University
Skills you'll gain: Operating Systems, File Systems, File Management, Computer Systems, Memory Management, System Software, OS Process Management, File I/O, Data Storage, Computer Hardware, Program Development, Peripheral Devices, System Design and Implementation, Algorithms
Mixed · Course · 1 - 3 Months

Nanjing University
Skills you'll gain: Debugging, Computer Systems, Computer Architecture, Microarchitecture, System Programming, System Software, Computational Logic, Programming Principles, Hardware Architecture, Data Storage, Operating Systems, Secure Coding, Data Structures, Application Security, Memory Management, Exploit development
Mixed · Course · 1 - 3 Months

Dartmouth College
Skills you'll gain: C (Programming Language), Memory Management, System Programming, Computer Architecture, Embedded Software, Programming Principles, Code Reusability, Computer Programming, Linux
Beginner · Course · 1 - 3 Months