University of Michigan
Skills you'll gain: SQL, Relational Databases, Database Management, Databases, Database Design, Data Visualization, Object Oriented Programming (OOP), Data Processing, Data Modeling, Data Manipulation, Python Programming, Data Structures, Application Programming Interface (API)
Mixed · Course · 1 - 3 Months

Skills you'll gain: Canva (Software), Video Editing, Social Media Content, Social Media, Instagram, Social Media Marketing, Social Media Management, Facebook, Content Creation, Advertising, Animations, Graphic Design, Graphic and Visual Design, User Accounts
Beginner · Guided Project · Less Than 2 Hours

Skills you'll gain: Linux, Linux Administration, Red Hat Enterprise Linux, File Systems, Scripting, Linux Servers, Shell Script, System Configuration, Linux Commands, Unix Shell, Unix Commands, Systems Administration, Web Servers, System Monitoring, Command-Line Interface, OS Process Management, Performance Tuning, Service Management, User Accounts
Mixed · Course · 1 - 4 Weeks

Scrimba
Skills you'll gain: Cascading Style Sheets (CSS), Browser Compatibility, Animations, HTML and CSS, Frontend Performance, Responsive Web Design, Web Design, Web Development
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Package and Software Management, Linux Administration, Command-Line Interface, Unix Commands, Linux Servers, Linux, Operating System Administration, Authorization (Computing), Linux Commands, Systems Administration, User Accounts, Shell Script, Unix Shell, Remote Access Systems, Network Security, Network Administration, General Networking, File Management, System Configuration, Data Storage
Mixed · Course · 1 - 3 Months

EDUCBA
Skills you'll gain: File Systems, Linux Administration, Linux, Linux Commands, Software Installation, Data Storage, Data Management, System Configuration, Data Integrity, Data Migration, Command-Line Interface, System Monitoring
Intermediate · Course · 1 - 4 Weeks

Skills you'll gain: Demand Planning, Customer Demand Planning, Supply Chain Planning, Production Planning, Forecasting, Time Series Analysis and Forecasting, Trend Analysis, Inventory Management System, Data Analysis, R Programming, Data Visualization, R (Software), Model Evaluation
Intermediate · Guided Project · Less Than 2 Hours

Skills you'll gain: Cucumber (Software), API Testing, Gherkin (Scripting Language), Behavior-Driven Development, JSON, Restful API, Apache Maven, Test Tools, Test Case, JUnit, Test Script Development, Security Testing, Test Automation, Authentications, Application Programming Interface (API), Test Data, Scalability, Java Programming, Software Testing, Java
Beginner · Specialization · 1 - 3 Months

Skills you'll gain: Network Troubleshooting, Distributed Denial-Of-Service (DDoS) Attacks, Network Administration, Hardening, Network Monitoring, Intrusion Detection and Prevention, Cybersecurity, Network Protocols, Firewall, General Networking, Network Infrastructure, Network Performance Management, Authentications, Identity and Access Management, Encryption, Virtual Local Area Network (VLAN), Multi-Factor Authentication, Wireless Networks
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Git (Version Control System), GitHub, Version Control, Open Source Technology, Collaborative Software, Unix Commands, Microsoft Visual Studio, Continuous Integration, Linux, Mac OS, Web Development Tools, File Management, Shell Script, Command-Line Interface, Code Review, Data Integrity, Application Deployment, React.js, Hypertext Markup Language (HTML), Technical Communication
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Disaster Recovery, Data Storage Technologies, Remote Access Systems, Performance Tuning, Linux Administration, Data Storage, Systems Administration, File Systems, Information Management, Software Installation, Data Centers, Data Access, File Management, Servers, System Monitoring, Data Management, Data Integrity, Infrastructure Architecture, Distributed Computing, Enterprise Architecture
Beginner · Specialization · 3 - 6 Months

Skills you'll gain: Unix, Unix Commands, Shell Script, Bash (Scripting Language), Operating System Administration, Linux, File Systems, Operating Systems, Command-Line Interface, Performance Tuning, System Monitoring, System Programming, File Management, OS Process Management, System Configuration
Intermediate · Course · 1 - 4 Weeks