30 specimens
Class Diagram catalogue
Class Diagram
templates.
Class diagrams describe the types in your system and how they relate — inheritance, composition, associations. Use them during design to communicate domain models, or after the fact to onboard new engineers to an unfamiliar codebase. Best for OO systems; less useful for purely functional code.
Fig. 01
Class Diagram→User Authentication FlowA class diagram template mapping login, session management, and logout sequences, ideal for developers and architects designing secure authentication systems.Fig. 02
Class Diagram→Microservices ArchitectureA class diagram template mapping microservices boundaries, service interfaces, and communication patterns, ideal for software architects and backend engineers.Fig. 03
Class Diagram→Kubernetes DeploymentA class diagram template mapping Kubernetes Pods, Services, Ingress, and rollout relationships, ideal for DevOps engineers and platform architects.Fig. 04
Class Diagram→OAuth 2.0 AuthorizationA class diagram template illustrating the OAuth 2.0 authorization code grant flow, ideal for developers and architects designing secure authentication systems.Fig. 05
Class Diagram→CI/CD PipelineA class diagram template mapping CI/CD pipeline stages from code commit to production deployment, ideal for DevOps engineers and software architects.Fig. 06
Class Diagram→Database MigrationA class diagram template showing zero-downtime database migration patterns, ideal for backend engineers and architects planning schema changes in production systems.Fig. 07
Class Diagram→Event-Driven ArchitectureA class diagram template mapping producers, brokers, and consumers in event-driven systems, ideal for software architects and backend engineers.Fig. 08
Class Diagram→REST API Request LifecycleA class diagram template mapping the full REST API request lifecycle from client call through middleware, controllers, and database layers, ideal for backend developers and architects.Fig. 09
Class Diagram→Git Branching StrategyA class diagram template mapping Git branching workflows like GitFlow and trunk-based development, ideal for dev teams documenting version control strategies.Fig. 10
Class Diagram→Incident Response RunbookA class diagram template mapping detect, triage, mitigate, and post-mortem phases for security engineers and DevOps teams building incident response runbooks.Fig. 11
Class Diagram→Product Launch PlanA class diagram template mapping Beta, Marketing, GA, and post-launch phases, ideal for product managers and engineers planning structured product releases.Fig. 12
Class Diagram→Customer Feedback LoopA class diagram template mapping the collect, analyze, act, and communicate stages of a customer feedback loop, ideal for product managers and CX teams.Fig. 13
Class Diagram→User Onboarding FlowA class diagram template mapping the user onboarding flow, ideal for developers and UX architects designing first-run experiences for new users.Fig. 14
Class Diagram→E-commerce Checkout FunnelA class diagram template mapping the e-commerce checkout funnel from cart to order confirmation, ideal for developers and solution architects designing online store systems.Fig. 15
Class Diagram→Feature RolloutA class diagram template mapping feature rollout stages—internal, beta, percent rollout, and GA—ideal for product and engineering teams planning controlled releases.Fig. 16
Class Diagram→A/B Testing WorkflowA class diagram template mapping the A/B testing workflow—hypothesis, design, ship, and decide—ideal for product managers, engineers, and data analysts.Fig. 17
Class Diagram→Code Review ProcessA class diagram template mapping the PR lifecycle from open to merge, ideal for engineering teams documenting review workflows and system design.Fig. 18
Class Diagram→Agile Sprint CycleA class diagram template mapping the Agile sprint cycle—Plan, Build, Review, and Retro—ideal for Scrum masters, developers, and agile coaches.Fig. 19
Class Diagram→Hiring PipelineA class diagram template mapping the hiring pipeline from sourcing to offer, ideal for HR teams, recruiters, and engineering leads designing recruitment systems.Fig. 20
Class Diagram→Customer Support TriageA class diagram template mapping ticket intake to resolution for support engineers and system architects designing scalable customer support workflows.Fig. 21
Class Diagram→Sales PipelineA class diagram template mapping the sales pipeline from lead to closed-won, ideal for sales engineers, CRM architects, and developers building pipeline systems.Fig. 22
Class Diagram→Project KickoffA class diagram template mapping project kickoff components—charter, stakeholders, plan, and communications—ideal for project managers and business analysts.Fig. 23
Class Diagram→Employee OnboardingA class diagram template mapping employee onboarding structures from day one through 90-day milestones, ideal for HR teams and system architects.Fig. 24
Class Diagram→Change ManagementA class diagram template mapping the propose, review, schedule, and deploy stages of change management, ideal for IT teams and process architects.Fig. 25
Class Diagram→Lead Qualification (BANT)A class diagram template mapping BANT lead qualification attributes and relationships, ideal for sales engineers and CRM architects modeling qualification logic.Fig. 26
Class Diagram→ETL Data PipelineA class diagram template mapping ETL pipeline components—extractors, transformers, and loaders—ideal for data engineers and architects designing scalable data workflows.Fig. 27
Class Diagram→Machine Learning WorkflowA class diagram template mapping ML pipeline stages—data prep, training, evaluation, and deployment—ideal for data scientists and ML engineers.Fig. 28
Class Diagram→Invoice Approval WorkflowA class diagram template mapping the invoice approval workflow—receive, validate, approve, and pay—ideal for finance teams and systems architects.Fig. 29
Class Diagram→Data Warehouse SchemaA class diagram template illustrating star schema structure with fact and dimension tables, ideal for data architects and BI developers designing data warehouses.Fig. 30
Class Diagram→Analytics Event TrackingA class diagram template mapping analytics event tracking from client emit to dashboard, ideal for data engineers, frontend developers, and analytics architects.
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