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.

Clemson University
Skills you'll gain: Database Systems, Database Management, Database Design, Database Management Systems, MySQL, Database Theory, Relational Databases, Data Modeling, Database Development, SQL, NoSQL, Query Languages, Diagram Design, Dependency Analysis
★ 4.4 (98) · Intermediate · Course · 1 - 3 Months

University of Michigan
Skills you'll gain: Database Design, Data Processing, Debugging, Web Scraping, File I/O, Data Store, Data Visualization, Database Software, Relational Databases, Restful API, Web Services, SQL, Databases, Data Visualization Software, JSON, Data Presentation, Data Structures, Programming Principles, Python Programming, Program Development
★ 4.8 (281K) · Beginner · Specialization · 3 - 6 Months

DeepLearning.AI
Skills you'll gain: CrewAI, AI Workflows, AI Orchestration, Agentic Workflows, Generative AI Agents, Artificial Intelligence and Machine Learning (AI/ML), Artificial Intelligence, Agentic systems, Business Process Automation, Memory Management, Tool Calling
★ 4.7 (339) · Beginner · Project · Less Than 2 Hours

DeepLearning.AI
Skills you'll gain: Multimodal Prompts, Gemini, Prompt Engineering, Google Gemini, Prompt Patterns, LLM Application, Tool Calling, Large Language Modeling, Token Optimization, Application Programming Interface (API), Image Analysis
★ 4.8 (39) · Beginner · Project · Less Than 2 Hours

Skills you'll gain: Cascading Style Sheets (CSS), HTML and CSS, Front-End Web Development, Web Design and Development, Web Development, Frontend Integration, Hypertext Markup Language (HTML), Web Design, Javascript, Responsive Web Design, Web Presence
★ 4.3 (155) · Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: User Research, User Experience Design, Command-Line Interface, Design Research, Unix Shell, Usability, Cascading Style Sheets (CSS), User Centered Design, User Interface (UI), Software Visualization, Web Content Accessibility Guidelines, Pseudocode, Hypertext Markup Language (HTML), User Interface and User Experience (UI/UX) Design, Javascript, UI Components, Mobile Development Tools, Unit Testing, JavaScript Frameworks, Code Reusability
★ 4.7 (24K) · Beginner · Professional Certificate · 3 - 6 Months

Princeton University
Skills you'll gain: Combinatorics, Algorithms, Theoretical Computer Science, Mathematical Theory & Analysis, Data Structures, Advanced Mathematics, Mathematical Modeling, Probability, Applied Mathematics, Calculus
★ 4.4 (1.1K) · Advanced · Course · 1 - 3 Months

Skills you'll gain: Canva (Software), Multimedia, Visual Design, Graphical Tools, Graphic Design
★ 4.5 (227) · Beginner · Guided Project · Less Than 2 Hours

Microsoft
Skills you'll gain: Unsupervised Learning, Fine-tuning, Model Deployment, Generative AI, Large Language Modeling, Data Management, Generative Model Architectures, Natural Language Processing, MLOps (Machine Learning Operations), Supervised Learning, Microsoft Azure, Deep Learning, Artificial Intelligence and Machine Learning (AI/ML), Generative Adversarial Networks (GANs), Infrastructure Architecture, LLM Application, Responsible AI, Data Infrastructure, Data Preprocessing, Model Optimization
★ 4.5 (402) · Intermediate · Professional Certificate · 3 - 6 Months

Skills you'll gain: Lead Generation, Email Automation, No-Code Development, Google Sheets, Application Deployment, Real Time Data, Customer Communications Management
★ 4.5 (331) · Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Email Automation, Email Marketing, Lead Generation, Marketing Automation, Social Media, Social Media Marketing, Driving engagement, Automation
★ 4.4 (55) · Beginner · Guided Project · Less Than 2 Hours

Princeton University
Skills you'll gain: Data Structures, Algorithms, Graph Theory, Java, Performance Testing, Java Programming, Computational Thinking, Memory Management, Spatial Data Analysis
★ 4.9 (12K) · Intermediate · Course · 3 - 6 Months