Source-backed mini courses

Course catalog

Build a working map of the technologies around your specialty. Each course is concise, practical, and checked against primary sources.

926

Courses

33

Domains

146

Free

66

Planned

Showing 926 courses.

Discipline

it

Artificial intelligence and machine learning

67

Web development

53

Windows and Microsoft infrastructure

18

Offensive security and application security

29

Active Directory Attack Paths1 career path
API Security3 career paths
Application Security Fundamentals2 career pathsFree
Cloud Penetration Testing2 career paths
DevSecOps Fundamentals3 career paths
Dynamic Application Security Testing1 career path
Ethical Hacking Fundamentals1 career path
Mobile Application Penetration Testing2 career paths
Network Penetration Testing1 career pathFree
Offensive Security Scripting and Tooling1 career path
OWASP Top 104 career paths
Penetration Testing Fundamentals1 career pathFree
Phishing Simulation Programs1 career pathPlanned
Physical Security Assessments1 career pathPlanned
Post-Exploitation and Privilege Escalation1 career pathPlanned
Reconnaissance and OSINT1 career path
Red Team Operations1 career path
Runtime Application Security1 career path
Secure Coding2 career paths
Secure Software Development Lifecycle1 career path
Security Testing1 career path
Smart Contract SecuritySeries1 career pathFree
Smart Contract Auditing WorkflowsSeries2 career pathsPlanned
Social Engineering Assessments1 career path
Social Engineering Defense1 career path
Software Composition Analysis1 career path
Static Application Security Testing2 career paths
Web Application Penetration Testing1 career pathFree
Wireless Penetration Testing1 career pathPlanned

Data engineering and analytics

53

Engineering leadership and delivery management

60

Agile Software Development3 career pathsFree
Build Versus Buy Decisions2 career paths
Business Case and ROI Analysis2 career pathsPlanned
Business Process Modeling1 career pathFree
Business Rules and Decision Modeling1 career pathPlanned
Competitive Intelligence and Positioning2 career paths
Digital Transformation Leadership2 career paths
Earned Value Management for IT Projects1 career path
Engineering Coaching and Feedback1 career pathFree
Engineering Levels and Promotion Calibration2 career paths
Engineering Management Fundamentals2 career pathsFree
Engineering Metrics2 career pathsFree
Engineering Organization Design1 career path
Engineering Performance Management2 career paths
Engineering Productivity2 career paths
Engineering Team Health1 career path
Engineering Team Topologies2 career paths
Gap Analysis and Process Improvement1 career path
Hiring Software Engineers2 career paths
Inclusive Hiring for Engineering Teams2 career paths
Jobs to Be Done1 career pathPlanned
Kanban for Technology Teams2 career paths
Managing Underperformance1 career path
Mentoring Engineers2 career paths
Onboarding Engineers1 career pathPlanned
One-on-Ones and Career Conversations1 career pathPlanned
Outcome-Based Roadmapping and OKRs2 career paths
Pricing and Packaging1 career pathPlanned
Process Mining1 career pathPlanned
Product Analytics Instrumentation1 career path
Product Discovery1 career pathFree
Product Launch and Go-to-Market1 career pathPlanned
Product Lifecycle and Sunsetting1 career pathPlanned
Product Market Analysis2 career paths
Product Metrics1 career path
Product Prioritization1 career path
Program and Portfolio Management1 career pathPlanned
Project Budgeting3 career paths
Project Estimation and Scheduling Techniques1 career path
Project Resource and Capacity Planning1 career path
Project Status Reporting1 career path
Requirements Elicitation Techniques2 career paths
Requirements Engineering3 career pathsFree
Requirements Traceability and Management1 career pathPlanned
Risk Registers and Contingency Planning3 career paths
Scaled Agile Frameworks1 career pathPlanned
Scrum Fundamentals3 career paths
Software Project Management2 career pathsFree
Solution Evaluation1 career path
Specification and User Story Writing1 career path
Team Facilitation1 career path
Technical Debt vs. Feature Prioritization2 career paths
Technical Decision-Making2 career paths
Technical Due Diligence1 career path
Technical Interviewing1 career pathPlanned
Technical Leadership2 career pathsFree
Technical Strategy2 career pathsFree
Technology Risk Management3 career paths
Technology Roadmapping2 career pathsFree
User Acceptance Testing Planning1 career path

Computer fundamentals

15

Mobile and client application development

18

Android Development Fundamentals1 career pathFree
Desktop Application Development1 career path
Electron Fundamentals1 career path
Flutter Fundamentals1 career path
iOS Development Fundamentals1 career path
Jetpack Compose Fundamentals1 career pathPlanned
Mobile Accessibility2 career pathsPlanned
Mobile Application Architecture1 career pathFree
Mobile Application Security1 career path
Mobile Application Testing2 career pathsFree
Mobile Development Fundamentals1 career pathFree
Mobile Offline-First and Data Sync1 career pathPlanned
Mobile Performance Optimization1 career pathPlanned
Mobile Release Management1 career pathPlanned
Mobile Test Automation2 career pathsPlanned
Qt Fundamentals1 career path
React Native Fundamentals1 career path
SwiftUI Fundamentals1 career path

Infrastructure and operations

25

Web servers, proxies, and traffic management

10

Distributed systems, messaging, and integration

31

Apache Kafka Fundamentals3 career paths
Apache Kafka Operations2 career paths
Apache Pulsar Fundamentals3 career paths
API Gateways2 career paths
Blockchain FundamentalsSeries1 career pathFree
Smart Contract DevelopmentSeries1 career pathFree
EVM and Gas OptimizationSeries1 career pathPlanned
Smart Contract Testing FrameworksSeries1 career pathPlanned
Token Standards and TokenomicsSeries1 career path
Web3 Application IntegrationSeries1 career path
Blockchain Oracles and Data FeedsSeries1 career pathPlanned
Blockchain Indexing and SubgraphsSeries1 career pathPlanned
Blockchain InfrastructureSeries1 career path
DeFi Protocol Patterns1 career pathPlanned
Distributed Consensus3 career paths
Distributed Systems Fundamentals2 career pathsFree
Distributed Transactions2 career paths
Enterprise Integration Patterns1 career path
Event-Driven Architecture2 career paths
Event Streaming3 career paths
gRPC Fundamentals2 career paths
Kong Gateway2 career paths
Message Queues2 career paths
Messaging Fundamentals3 career paths
Microservices Data Patterns1 career path
Microservices Fundamentals2 career paths
NATS Fundamentals1 career path
RabbitMQ Fundamentals1 career path
Service Mesh Fundamentals1 career path
Service-Oriented Architecture1 career path
Temporal Fundamentals2 career pathsPlanned

Software engineering

57

API Design4 career pathsFree
API Testing2 career pathsPlanned
Clean Architecture2 career paths
Code Review2 career paths
Concurrent Programming2 career paths
Contract Testing2 career pathsPlanned
Cypress Fundamentals2 career pathsPlanned
Debugging Techniques3 career paths
Declarative Programming1 career path
Design Patterns2 career paths
Domain-Driven Design1 career path
End-to-End Testing4 career paths
Error Handling1 career path
Exploratory Testing1 career pathPlanned
Functional Programming1 career path
Game Engine FundamentalsSeries1 career pathFree
Gameplay ProgrammingSeries1 career pathFree
Real-Time Graphics ProgrammingSeries1 career path
Shader ProgrammingSeries1 career pathPlanned
Game MathematicsSeries1 career path
Game Physics and CollisionSeries1 career pathPlanned
Game AI and Behavior SystemsSeries1 career pathPlanned
Game Design FundamentalsSeries1 career pathFree
Level Design and Game BalanceSeries1 career path
Game Performance OptimizationSeries1 career path
Multiplayer Game NetworkingSeries1 career path
Game Platform PublishingSeries1 career path
Live Operations and Game MonetizationSeries1 career pathPlanned
Godot Fundamentals1 career pathPlanned
Integration Testing4 career pathsFree
Legacy Software Modernization1 career path
Object-Oriented Programming1 career path
Open Source Software Development2 career paths
OpenAPI Specification2 career pathsPlanned
Playwright Fundamentals2 career pathsPlanned
Postman Fundamentals2 career pathsPlanned
Programming Fundamentals2 career pathsFree
Property-Based Testing1 career path
Refactoring1 career path
SDK Design2 career paths
Selenium Fundamentals1 career pathPlanned
Software Architecture Fundamentals3 career paths
Software Design Principles1 career pathFree
Software Documentation1 career path
Software Engineering Fundamentals1 career pathFree
Software Internationalization and Localization1 career path
Software Licensing1 career path
Software Testing Fundamentals3 career pathsFree
System Design Fundamentals2 career pathsFree
Test Automation4 career paths
Test Data Management1 career pathPlanned
Test-Driven Development3 career paths
Test Strategy2 career paths
Unit and Integration Testing3 career paths
Unit Testing4 career paths
Unity Fundamentals1 career pathPlanned
Unreal Engine Fundamentals1 career pathPlanned

Technical communication and collaboration

34

API Documentation1 career pathFree
Blameless Engineering Culture3 career paths
Board Communication for Technology Leaders4 career paths
Community Platform and Forum Management1 career path
Developer Blogging and Video Content1 career path
Developer Code Samples2 career pathsFree
Developer Community Building1 career path
Developer Education1 career pathFree
Developer Feedback Programs1 career path
Developer Relations Strategy and Metrics1 career pathPlanned
Developer Surveys and Research1 career pathPlanned
Diagramming Technical Systems2 career paths
Documentation as Code1 career path
Documentation CI and Automated Publishing1 career pathPlanned
Documentation Content Strategy1 career path
Documentation Publishing Tools1 career path
Documentation Review Workflows1 career path
Documentation Style Guides and Terminology1 career pathPlanned
Feedback Triage and Product Routing1 career path
Hackathons and Developer Events1 career path
Information Design for Technical Content1 career path
Live Coding and Demo Delivery1 career path
Open Source Program Offices1 career path
Release Notes and Changelogs2 career paths
Remote Collaboration for Technology Teams1 career path
Runbook Writing2 career paths
Samples Repository Management1 career path
Stakeholder Mapping and Influence9 career paths
Structured Authoring for Documentation1 career pathPlanned
Technical Editing1 career pathFree
Technical Presentations1 career path
Technical Stakeholder Communication9 career pathsFree
Technical Writing2 career pathsFree
Workshop and Lab Facilitation1 career path

Linux

23

Enterprise architecture and integration

12

Observability and performance

15

Cloud native tools and technologies

59

Computer architecture and hardware

30

ARM Architecture1 career path
Computer Architecture Fundamentals1 career path
Computer Hardware Fundamentals1 career pathFree
CPU Architecture1 career path
Data Center Hardware1 career path
Edge-to-Cloud IoT Architecture1 career path
Embedded Debugging and Instrumentation1 career path
Embedded Hardware Interfaces1 career pathFree
Embedded Secure Boot and Chain of Trust2 career pathsPlanned
Embedded Systems Fundamentals1 career pathFree
Firmware, BIOS, and UEFI1 career path
GPU Architecture2 career paths
Hardware Troubleshooting1 career path
Internet of Things Fundamentals1 career pathFree
IoT Connectivity Protocols1 career pathFree
IoT Device Provisioning and Identity1 career pathPlanned
IoT Device Security1 career path
IoT Over-the-Air Updates1 career path
Low-Power Embedded Design1 career pathPlanned
Memory Hierarchy1 career path
Microcontroller Programming1 career path
PCI Express1 career path
Real-Time Operating Systems1 career pathFree
Sensor Interfacing and Signal Conditioning1 career pathPlanned
Server Hardware1 career path
Storage Hardware1 career path
TinyML and Edge Inference2 career paths
Trusted Platform Modules1 career path
x86-64 Architecture1 career path
Zephyr RTOS Fundamentals1 career pathPlanned

Software supply chain security

10

Programming languages

28

Defensive security and security operations

21

Identity, access, and cryptography

20

Cloud computing

31

Platform engineering and SRE

18

Storage, backup, and data protection

15

Networking

30

Databases and data storage

44

IT service management and support

18

Cybersecurity fundamentals and governance

23

FinOps, procurement, and technology economics

12

Virtualization, containers, and orchestration

13

Operating systems

13