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: Algorithms, Graph Theory, Data Structures, Computer Programming, C++ (Programming Language), Object Oriented Programming (OOP)
★ 4.7 (6) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Adobe Illustrator, Logo Design, Graphic Design, Creative Design, Graphics Software, Graphical Tools, Adobe Creative Cloud, Graphic and Visual Design, Style Guides, Project Design, Design, Digital Design, Design Software, Typography, File Management, Design Elements And Principles, Design Specifications, Color Theory
★ 3.9 (14) · Beginner · Guided Project · Less Than 2 Hours

Coursera
Skills you'll gain: Expense Management, Accounting Software, Inventory Management, Small Business Accounting, Accounts Payable, Inventory Control, Accounting and Finance Software, Accounting Records, Payment Processing, Project Accounting, Invoicing, Payroll Processing, Vendor Management, Accounting, Cloud Security, Data Security, Order Processing, Purchasing
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Object Oriented Programming (OOP), Object Oriented Design, Software Documentation, Java Programming, Java, Technical Documentation, Computer Programming, Programming Principles, Code Reusability, Computer Science
★ 4.2 (22) · Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Wireframing, Figma (Design Software), Design Reviews, Collaborative Software, Design Software, Digital Design
★ 4.7 (13) · Beginner · Guided Project · Less Than 2 Hours
Codio
Skills you'll gain: OAuth, Web Development Tools, Authentications, Web Servers, Application Programming Interface (API), API Design, Cloud API, Restful API, Server Side, Web Development, Servers, JSON, Software Documentation, Web Applications, Javascript, Web Services, Technical Documentation, Application Security
★ 4.5 (6) · Intermediate · Course · 1 - 4 Weeks

University of Leeds
Skills you'll gain: Software Development, Software Engineering, Professional Development, Professionalism, Ethical Standards And Conduct, Teamwork, Computer Programming, Back-End Web Development
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: Relational Databases, Database Theory, Databases, Database Design, Database Software, Spreadsheet Software, Collaborative Software, Issue Tracking, Database Application, Collaboration, Cloud Computing
★ 4.2 (9) · Beginner · Guided Project · Less Than 2 Hours

University of California San Diego
Skills you'll gain: Debugging, Java, Teaching, Java Programming, Computer Programming, Programming Principles, Computational Logic, Computational Thinking, Education Software and Technology, Digital pedagogy
★ 2.8 (6) · Beginner · Course · 1 - 3 Months

Skills you'll gain: Canva (Software), Content Performance Analysis, Image Quality, Photography, Marketing Psychology, Photo Editing, Marketing Design, Performance Analysis, Content Creation, Graphic and Visual Design, Driving engagement, Creative Design, Visual Storytelling, Graphic Design, Design Elements And Principles, Layout Design, Color Theory, Editing
Mixed · Course · 1 - 4 Weeks

Alex Genadinik
Skills you'll gain: TikTok, Paid media, Driving engagement, Case Studies, Online Advertising, Advertising, Growth Strategies, Social Media Campaigns, Social Media Content, Advertising Campaigns, Social Media Marketing, Social Media, Target Audience, Social Media Strategy, Marketing Strategies, Product Promotion, Promotional Strategies, Content Creation
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Feature Engineering, Data Preprocessing, Data Cleansing, Apache Spark, Extract, Transform, Load, Data Processing, Data Pipelines, Data Transformation, Amazon Web Services, Data Wrangling, Responsible AI, Data Quality, Data Integrity, Data Validation, Model Training, Personally Identifiable Information
Intermediate · Course · 1 - 4 Weeks