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: PostgreSQL, Data Maintenance, Database Administration, Database Architecture and Administration, SQL, Disaster Recovery, Secure Coding, Database Management, Relational Databases, Database Management Systems, Query Languages, Security Controls, Data Access, Data Security, Application Security, Role-Based Access Control (RBAC), Threat Management, Threat Detection, Encryption
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Unreal Engine, 3D Assets, Virtual Environment, Game Design, 3D Modeling, Video Game Development, Animation and Game Design, Prototyping, Design Strategies, Layout Design
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: ASP.NET, Application Deployment, User Accounts, User Provisioning, Cloud Deployment, Authorization (Computing), Role-Based Access Control (RBAC), Microsoft Azure, OAuth, Identity and Access Management, Model View Controller, Bootstrap (Front-End Framework), Databases, Database Management, Single Sign-On (SSO), Email Automation, Debugging
Advanced · Course · 1 - 4 Weeks

CertNexus
Skills you'll gain: Application Security, Threat Modeling, Human Factors (Security), Secure Coding, Open Web Application Security Project (OWASP), Vulnerability, Computer Security, Vulnerability Management, Vulnerability Assessments, Data Security, Security Strategy, Security Controls, Cyber Security Strategy, Computer Programming, Design, Python Programming, Javascript, Design Strategies, JavaScript Frameworks, Node.JS
Mixed · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: Deepseek, DeepSeek API, OpenAI, Model Deployment, AI Integrations, Responsible AI, LLM Application, Generative Model Architectures, AI literacy, Competitive Analysis, Strategic Planning, Application Deployment, Data Ethics, Model Evaluation, Case Studies, Cost Benefit Analysis, Automation, Integration Testing, Process Optimization, Program Evaluation
Intermediate · Course · 1 - 4 Weeks

Coursera
Skills you'll gain: User Feedback, Usability, Functional Testing, Root Cause Analysis, Product Improvement, Journey Mapping, UI/UX Research, Experience Design, User Experience, Conversion Funnel Analysis, User Interface (UI) Design, Integration Testing, Product Quality (QA/QC), Application Design, Prioritization
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Swift Programming, Apple iOS, iOS Development, Apple Xcode, UI Components, Mobile Development, Apple software proficiency, User Interface (UI), Figma (Design Software), Application Programming Interface (API), Integrated Development Environments, User Interface (UI) Design, Color Matching, Creative Design, Graphics Software, JSON, Data Sharing, Visualization (Computer Graphics), Animations
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Matplotlib, Plot (Graphics), Statistical Visualization, Data Visualization Software, Interactive Data Visualization, Data Presentation, Scatter Plots, Jupyter, Histogram, Box Plots, Graphing, Computer Programming, Development Environment, Animations
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Threat Modeling, Application Security, Secure Coding, Threat Management, Open Web Application Security Project (OWASP), Security Controls, Data Security, Vulnerability Management, Computer Security, Vulnerability, Databases, Authorization (Computing), Information Privacy, Encryption, Role-Based Access Control (RBAC), Computer Programming, Python Programming, Node.JS, JavaScript Frameworks, Javascript
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Web Development Tools, Javascript, Context Management, Debugging
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Test Script Development, Continuous Deployment, Test Tools, Web Development Tools, Frontend Integration, Code Reusability, Regression Testing, Web Content Accessibility Guidelines, Software Documentation, GitHub
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Unity Engine, Animation and Game Design, Video Game Development, Data Structures, Computer Graphics, Linear Algebra, Advanced Mathematics, Applied Mathematics, Algorithms
Advanced · Course · 1 - 4 Weeks