Internet courses can help you learn web development, digital marketing, cybersecurity, and data analytics. You can build skills in coding languages like HTML, CSS, and JavaScript, as well as search engine optimization (SEO) and online advertising strategies. Many courses introduce tools such as Google Analytics for tracking website performance, WordPress for content management, and various coding frameworks to streamline development processes.

EDUCBA
Skills you'll gain: Extensible Markup Language (XML), Hypertext Markup Language (HTML), HTML and CSS, Web Development Tools, Semantic Web, Extensible Languages and XML, Web Design and Development, Web Development, Computer Programming Tools, Development Environment, Verification And Validation, Development Testing, Integrated Development Environments, Debugging
Beginner · Course · 1 - 4 Weeks

Northeastern University
Skills you'll gain: Cascading Style Sheets (CSS), Responsive Web Design, Web Design, Web Design and Development, HTML and CSS, Web Content Accessibility Guidelines, User Interface (UI), Hypertext Markup Language (HTML), Front-End Web Development, User Interface and User Experience (UI/UX) Design, Javascript, Web Development, User Interface (UI) Design, Usability, Web Applications, JavaScript Frameworks, Semantic Web, Event-Driven Programming, Data Validation, Animations
Beginner · Course · 1 - 3 Months

Cisco Learning and Certifications
Skills you'll gain: Software-Defined Data Center (SDDC), Cloud Computing, Data Centers, Cloud Services, Cloud Computing Architecture, Cloud Deployment, Software-Defined Networking, Infrastructure as Code (IaC), Ansible, Cloud Infrastructure, Network Infrastructure, IT Automation, Virtual Networking, Network Architecture, Terraform, Automation, Virtualization, Application Programming Interface (API), Network Model
Beginner · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Cloud-Based Integration, Cloud API, Application Programming Interface (API), API Gateway, Google Cloud Platform, Virtual Machines, Proxy Servers, Virtual Networking
Beginner · Project · Less Than 2 Hours

Simplilearn
Skills you'll gain: Digital Marketing Campaigns, Conversion Funnel Analysis, Meta Ads Manager, Google Analytics, Marketing Budgets, Performance marketing, Pay Per Click Advertising, Digital Marketing, Paid media, Google Ads, Marketing Strategies, Digital Advertising, Data-Driven Marketing, Campaign Management, Web Analytics, Online Advertising, Advertising Campaigns, Campaign Planning, Bidding, Budgeting
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: vSphere Networking and Storage, vCenter Server Management, VMware vSAN, vCenter Server, Virtual Networking, iSCSI Configuration, vSphere DRS & HA, Virtual Machines, Network Monitoring, Network Performance Management, Data Storage Technologies, Network Security, Data Storage, Network Switches, File Systems, Data Store, Role-Based Access Control (RBAC)
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Cloud-Native Computing, Unstructured Data, Go (Programming Language), Web Servers, MySQL, Web Scraping, Kubernetes, Software Development, System Programming, Linux, Database Software, Programming Principles, SQL, Relational Databases
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Cloud Security, Data Loss Prevention, File Management, Google Cloud Platform, Data Access, Cloud Storage, Data Security, Data Management, Cloud Computing, Personally Identifiable Information, Unstructured Data
Beginner · Project · Less Than 2 Hours

Alex Genadinik
Skills you'll gain: Search Engine Optimization, Web Analytics and SEO, Web Presence
Mixed · Course · 1 - 4 Weeks

Google Cloud
Skills you'll gain: Google Cloud Platform, Intrusion Detection and Prevention, Network Monitoring, Event Monitoring, Virtual Networking, Network Security, Virtual Machines, Cloud Infrastructure, Threat Detection, Security Controls, Virtualization and Virtual Machines, Load Balancing, System Configuration, Network Analysis, Scenario Testing
Beginner · Project · Less Than 2 Hours

Skills you'll gain: Pinterest, Advertising Campaigns, Advertising, Online Advertising, Paid media, Digital Advertising, Marketing, Social Media, Budget Management, User Accounts
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Meta Ads Manager, Facebook, Social Media Marketing, Social Media Campaigns, Marketing Budgets, Advertising Campaigns, Online Advertising, Social Media Management, Campaign Planning, Social Media Strategy, Social Media Analytics, Marketing, Customer Engagement
Intermediate · Guided Project · Less Than 2 Hours