Popular Free Courses

Skills you'll gain: Web Development Tools, Javascript, Scripting Languages, Scripting, Browser Compatibility, Debugging, Development Environment, Maintainability

Skills you'll gain: Unity Engine, Animation and Game Design, Video Game Development, Data Structures, Game Design, Computer Graphics, Trigonometry, Linear Algebra, Advanced Mathematics, Applied Mathematics, Algorithms, General Mathematics

Packt
Skills you'll gain: Nginx, Web Servers, Apache, Ansible, CI/CD, Server Administration, Proxy Servers, Linux Servers, Load Balancing, Docker (Software), PHP (Scripting Language), Django (Web Framework), Microservices, Performance Tuning, Scalability

University of Arizona
Skills you'll gain: Integrated Marketing Communications, Advertising, Marketing Communications, Media Strategy, Customer experience strategy (CX), Paid media, Owned Media, Customer Advocacy, Marketing, Digital Media Strategy, Earned Media, Search Engine Optimization, Customer Engagement, Content Development and Management, Goal Setting, Brand Awareness

Skills you'll gain: Authentications, Role-Based Access Control (RBAC), Splunk, Security Assertion Markup Language (SAML), Single Sign-On (SSO), Identity and Access Management, Lightweight Directory Access Protocols, Authorization (Computing), Security Controls, Data Access, User Accounts, Scripting, Proxy Servers

Skills you'll gain: Nginx, Load Balancing, Performance Tuning, Scalability, Web Servers, Proxy Servers, Security Controls, Authentications, Virtualization, Server Administration, Application Servers, Servers, Middleware

Alex Genadinik
Skills you'll gain: Press Releases, Earned Media, Media Relations, Copywriting, Public Relations, Media Strategy, Marketing and Public Relations, Promotional Strategies, Storytelling, Content Creation

Skills you'll gain: OAuth, API Gateway, API Design, Restful API, Application Programming Interface (API), Cloud API, Continuous Deployment, CI/CD, Application Lifecycle Management, Secure Coding, Security Controls, Proxy Servers, Authorization (Computing), Continuous Integration, Application Security, Middleware, Software Documentation, Information Systems Security, Network Security, Data Security

Skills you'll gain: API Design, Restful API, API Gateway, Application Programming Interface (API), Cloud API, Application Lifecycle Management, Proxy Servers, Software Documentation, Application Deployment, Authentications

Northwestern University
Skills you'll gain: Integrated Marketing Communications, Social Media Marketing, Content Marketing, Social Media, Social Media Strategy, Earned Media, Owned Media, Paid media, Facebook, Media Strategy, Content Creation, Drive Engagement, Advertising, Digital Advertising, Global Marketing, Marketing Strategies, Key Performance Indicators (KPIs), Customer Engagement, A/B Testing

Skills you'll gain: Network Routing, TCP/IP, Firewall, Google Cloud Platform, Virtual Networking, Private Cloud, Network Administration, Network Infrastructure, Proxy Servers, Cloud Security

Skills you'll gain: API Gateway, Application Programming Interface (API), Cloud API, API Design, Continuous Deployment, CI/CD, Restful API, Continuous Integration, Middleware, JSON, Software Versioning, Proxy Servers, Scalability, Extensible Markup Language (XML)
In summary, here are 10 of our most popular free courses
- Mastering JavaScript Variables – VAR, LET & CONST in 2025: Packt
- Advanced Game Math - Affine Transformations: Packt
- NGINX HTTP Server: Packt
- Marketing Communications: The Customer's Journey: University of Arizona
- Analyze and Implement Splunk Authentication Controls: EDUCBA
- Implement NGINX Web Servers and Reverse Proxy Solutions: EDUCBA
- Press Coverage, Publicity And Public Relations : Alex Genadinik
- Developing APIs with Google Cloud's Apigee API Platform: Google Cloud
- API Design and Fundamentals of Google Cloud's Apigee API Platform: Google Cloud
- Content, Advertising & Social IMC: Northwestern University