Atlas Coverage
See which canonical software-engineering concepts currently have authored Atlas content and which remain uncovered.
Personal learning atlas by Tran Trong Thuc · About this Atlas · Atlas last updated Sep 22, 2026
Coverage answers a narrow question: does the Atlas currently have authored content that materially teaches or applies this canonical concept?
It does not measure learner progress, concept importance, content quality, or mastery. A concept is covered when at least one authored page references it through validated concepts metadata; otherwise it stays visibly uncovered.
This makes gaps useful. The Atlas can grow by important missing territory instead of hiding it or optimizing for article count.
Computing Foundations
0 / 8 concepts covered
- ProcessesUncovered
- ThreadsUncovered
- Stack and HeapUncovered
- Virtual MemoryUncovered
- System CallsUncovered
- FilesystemsUncovered
- I/O ModelsUncovered
- CPU CachesUncovered
Programming & Runtimes
2 / 8 concepts covered
- Compiled vs Interpreted ExecutionUncovered
- Garbage CollectionUncovered
- Ownership and BorrowingUncovered
- Runtime SchedulersUncovered
- Asynchronous SchedulingCovered
- PromisesCovered
- Structured ConcurrencyUncovered
- Type SystemsUncovered
Web Platform
8 / 10 concepts covered
- DNS ResolutionCovered
- HTTP Request LifecycleCovered
- TLS and HTTPSCovered
- Browser RuntimeUncovered
- Browser Event LoopCovered
- Browser Rendering PipelineUncovered
- Cookies and SessionsCovered
- Same-Origin Policy and CORSCovered
- HTTP CachingCovered
- CDN BehaviorCovered
Frontend Engineering
9 / 9 concepts covered
- CSR, SSR, and SSGCovered
- HydrationCovered
- Server and Client ComponentsCovered
- Frontend State ModelsCovered
- Frontend Data FetchingCovered
- Component BoundariesCovered
- Frontend Bundle PerformanceCovered
- Web AccessibilityCovered
- Frontend ModernizationCovered
Backend Engineering
13 / 13 concepts covered
- Backend Request LifecycleCovered
- API DesignCovered
- Authentication and AuthorizationCovered
- Single Sign-On and Identity FederationCovered
- Identity Provider IntegrationCovered
- Backend ConcurrencyCovered
- Background JobsCovered
- Application CachingCovered
- Message QueuesCovered
- Rate LimitingCovered
- IdempotencyCovered
- Service ResilienceCovered
- Async Dependency SchedulingCovered
Data Systems
12 / 12 concepts covered
- Relational Data ModelCovered
- SQL QueryingCovered
- Database IndexesCovered
- Query PlansCovered
- Database TransactionsCovered
- Transaction IsolationCovered
- MVCCCovered
- Database ReplicationCovered
- Partitioning and ShardingCovered
- In-Memory Data StoresCovered
- Search IndexesCovered
- Object StorageCovered
Software Architecture
11 / 11 concepts covered
- Coupling and CohesionCovered
- ModularityCovered
- Layered ArchitectureCovered
- Hexagonal ArchitectureCovered
- Clean ArchitectureCovered
- Monolith ArchitectureCovered
- Modular MonolithCovered
- MicroservicesCovered
- Event-Driven ArchitectureCovered
- Domain BoundariesCovered
- Architecture Decision RecordsCovered
Distributed Systems
10 / 10 concepts covered
- Partial FailureCovered
- TimeoutsCovered
- Retries and BackoffCovered
- Delivery SemanticsCovered
- Distributed ConsistencyCovered
- Distributed ReplicationCovered
- ConsensusCovered
- Distributed LocksCovered
- Transactional OutboxCovered
- SagasCovered
Cloud & Infrastructure
11 / 11 concepts covered
- Cloud NetworkingCovered
- Cloud ComputeCovered
- ContainersCovered
- Serverless ComputeCovered
- Load BalancingCovered
- Cloud Storage ModelsCovered
- Cloud IAMCovered
- Secrets ManagementCovered
- Kubernetes FundamentalsCovered
- Infrastructure as CodeCovered
- AutoscalingCovered
Testing & Quality
6 / 8 concepts covered
- Test StrategyCovered
- Unit TestingCovered
- Integration TestingCovered
- End-to-End TestingCovered
- Contract TestingCovered
- Property-Based TestingCovered
- Static AnalysisUncovered
- Test DoublesUncovered
Delivery & Operations
2 / 8 concepts covered
- Continuous IntegrationUncovered
- Continuous DeliveryUncovered
- Deployment StrategiesCovered
- Logs, Metrics, and TracesCovered
- SLIs and SLOsUncovered
- Incident ResponseUncovered
- Production DebuggingUncovered
- Capacity PlanningUncovered
Security
4 / 9 concepts covered
- Threat ModelingCovered
- Least PrivilegeCovered
- OAuth and OIDCCovered
- Password StorageUncovered
- Web Application SecurityUncovered
- Injection AttacksUncovered
- Server-Side Request ForgeryUncovered
- Software Supply ChainCovered
- Encryption BoundariesUncovered
AI-Native Engineering
2 / 11 concepts covered
- Coding AgentsUncovered
- Agent InstructionsUncovered
- Context EngineeringUncovered
- Agent-Friendly RepositoriesUncovered
- Specs and PlansUncovered
- Agent Task DecompositionUncovered
- Agent Tool PermissionsUncovered
- Verification LoopsCovered
- Machine-Checkable GuardrailsCovered
- Agent ReviewUncovered
- Agent EvalsUncovered
How to use this view
Use coverage alongside the Software Engineering Map. The map defines the territory; coverage shows which coordinates currently have authored support.
For an opinionated sequence through part of that territory, use Learning Paths. A learning path may intentionally include uncovered concepts when they are necessary to the mental model.