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: Data Structures, Java Programming, Java, Theoretical Computer Science, Programming Principles, Algorithms
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Health Equity, Health Disparities, Public Health and Disease Prevention, Public Health, Epidemiology, Social Determinants Of Health, Data Collection, Health Policy, Health Promotion, Health Informatics, Data Analysis, Research
Beginner · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: Search Engine Optimization, Web Analytics and SEO, Keyword Research, Web Analytics, Auditing, Frontend Performance, Content Strategy, Content Optimization, Performance Tuning, Digital Marketing Tools, Performance Metric
Mixed · Course · 3 - 6 Months

Skills you'll gain: Instagram, Visual Storytelling, Social Media, Social Media Content, Facebook, Marketing Design, Social Media Marketing, Content Creation, Animations, Shared Media, Digital Design, Graphical Tools, Graphic Design, Graphics Software, Design Elements And Principles, Digital Publishing, User Accounts
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Threat Management, Microsoft Azure, Cloud Security, Threat Detection, Key Management, Cloud Management, Security Controls, Data Security, Security Information and Event Management (SIEM), Data Structures, Continuous Monitoring, Event Monitoring, Query Languages
Intermediate · Course · 1 - 3 Months

Board Infinity
Skills you'll gain: Generative Model Architectures, GitHub Copilot, Retrieval-Augmented Generation, Artificial Intelligence and Machine Learning (AI/ML), AI Personalization, Google Gemini, Responsible AI, Embeddings, Gemini, Software Development Tools, AI Integrations
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Content Performance Analysis, Content Scheduling, Social Media Management, Social Media Content, Social Media, Facebook, Instagram, Social Media Marketing, Performance Analysis, Content Management, Analysis, Scheduling, Content Creation, Content Marketing, Dashboard, Marketing
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: System Programming, Memory Management, C (Programming Language), C++ (Programming Language), Programming Principles, Software Development, Object Oriented Programming (OOP)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Retrieval-Augmented Generation, LLM Application, Large Language Modeling, Fine-tuning, LangChain, Model Optimization, Hugging Face, Technical Management, Analysis, Design
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Graphic and Visual Design, Graphic Design, Graphic and Visual Design Software, Design, Adobe Photoshop, Creative Design, Typography, 3D Modeling, 3D Assets, Graphical Tools, Color Theory, Visualization (Computer Graphics), Computer Graphics, Computer Graphic Techniques, Adobe Creative Cloud
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Event-Driven Programming, Application Development, Debugging, Application Deployment, Program Development, Computer Graphics, Visualization (Computer Graphics), Maintainability, Graphics Software, Development Environment, C++ (Programming Language), Computer Graphic Techniques, Application Lifecycle Management, Software Development Life Cycle, Context Management, Software Architecture, Code Reusability, Memory Management
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Collaborative Software, Version Control, Integrated Development Environments, Debugging, GitHub Copilot, Git (Version Control System), Application Deployment, Cloud Deployment, Cloud Development, GitHub, Software Versioning, Development Environment, Application Development, File Management, Software Configuration Management, Software Development Tools, Configuration Management, Cloud Storage
Intermediate · Course · 1 - 3 Months