Operating system courses can help you learn process management, memory allocation, file systems, and user interfaces. You can build skills in troubleshooting system errors, optimizing performance, and implementing security protocols. Many courses introduce tools like Linux, Windows, and virtualization software, illustrating how these skills are applied in real-world environments.

Skills you'll gain: Logo Design, Adobe Illustrator, Typography, Graphic Design, Graphic and Visual Design, Design Software, Design, Creative Design, Color Theory, Design Research, Creativity
Mixed · Course · 1 - 4 Weeks

Skills you'll gain: Microsoft Power Platform, Process Modeling, Data Store, Database Development, Database Application, No-Code Development, Standard Operating Procedure, Process Design, Business Process, Workflow Management, Process Management, Microsoft 365, Data Modeling
Beginner · Guided Project · Less Than 2 Hours

Ball State University
Skills you'll gain: Cryptography, Application Security, Encryption, Authentications, Cybersecurity, Cryptographic Protocols, Data Encryption Standard, Advanced Encryption Standard (AES), Email Security, Network Security, Information Systems Security, Secure Coding, Key Management, Application Development, Public Key Cryptography Standards (PKCS), Public Key Infrastructure, Multi-Factor Authentication, Network Protocols, Data Integrity
Build toward a degree
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Node.JS, Responsive Web Design, JSON, jQuery, Restful API, HTML and CSS, Bootstrap (Front-End Framework), API Design, GitHub, Web Design and Development, Git (Version Control System), Postman API Platform, Web Design, Javascript and jQuery, Hypertext Markup Language (HTML), MongoDB, Back-End Web Development, Full-Stack Web Development, Cascading Style Sheets (CSS), Program Development
Beginner · Specialization · 3 - 6 Months

Board Infinity
Skills you'll gain: ESXi Installation, vSphere Networking and Storage, Virtual Networking, vCenter Server Management, Role-Based Access Control (RBAC), vCenter Server, VMware ESX Servers, iSCSI Configuration, Event Monitoring, Data Centers, Virtual Machines, Network Switches, Authorization (Computing), Virtualization, System Monitoring, Data Storage
Beginner · Course · 1 - 4 Weeks

Skills you'll gain: AWS CloudFormation, Infrastructure as Code (IaC), Amazon Web Services, Cloud Infrastructure, Configuration Management, Software Configuration Management, IT Automation, Cloud Security, Automation
Intermediate · Course · 1 - 4 Weeks

Johns Hopkins University
Skills you'll gain: Agile Software Development, Stakeholder Analysis, Healthcare Project Management, Agile Methodology, Health Technology, Wireframing, Human Centered Design, Agile Project Management, Agile Product Development, Health Systems, Healthcare Industry Knowledge, Scalability, Software Development Methodologies, Product Design, Design Thinking, Product Planning, Stakeholder Management, Prototyping, Stakeholder Engagement, Health Care
Mixed · Course · 1 - 4 Weeks

University of California, Santa Cruz
Skills you'll gain: Business Communication, Entrepreneurship, Social Media Marketing, Search Engine Optimization, Social Media Campaigns, Communication Strategies, Keyword Research, Social Media, Social Media Content, Web Design and Development, Web Analytics and SEO, Marketing, Workflow Management, E-Commerce, Project Management, Business Strategy, Business Process, Branding, Brand Strategy, Invoicing
Beginner · Course · 1 - 4 Weeks

University of Colorado System
Skills you'll gain: Sanitation, Cleanliness, First Aid, Food Safety and Sanitation, Environment Health And Safety, Medical Emergency, Hand Hygiene, Emergency Response, Infection Control, Vital Signs, Accident Prevention, Injury Prevention, Life Support, Cardiopulmonary Resuscitation (CPR), Decision Making, Airway Management, Patient Treatment, Patient Evaluation, Clinical Assessment
Beginner · Course · 1 - 4 Weeks

University of Colorado Boulder
Skills you'll gain: Web Scraping, Data Integration, Data Cleansing, Data Import/Export, Data Quality, Data Preprocessing, Data Processing, Data Collection, SQL, Databases, Query Languages, Extensible Markup Language (XML), Pandas (Python Package), Application Programming Interface (API)
Intermediate · Course · 1 - 3 Months

Skills you'll gain: Microsoft SQL Servers, Performance Tuning, SQL, Database Management, Database Management Systems, Query Languages, System Monitoring, Application Performance Management
Intermediate · Course · 1 - 4 Weeks

Fundação Instituto de Administração
Skills you'll gain: Customer Success Management, Customer experience strategy (CX), Customer Service, Customer Relationship Building, Customer Engagement, Customer Analysis, Customer Retention, Agile Methodology, Journey Mapping, Customer Relationship Management, Product Lifecycle Management, Consultative Approaches, Business Metrics, Market Analysis, Software As A Service, Market Opportunities, Business Modeling, Customer experience improvement, Organizational Structure, Market Data
Beginner · Specialization · 3 - 6 Months