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Decision Diamond

A `{label}` diamond node — Mermaid's branch-point shape, for a yes/no or multi-way decision in the flow.

14 examples across every diagram type

Read more in the Mermaid docs →
Flowchart, Zombie Mermaid Rectangle Rounded Diamond Stadium Circle
FlowchartOriginal Node Shapes
Flowchart, Zombie Mermaid Subroutine Double Circle Hexagon
FlowchartSubroutine and Hexagon Shapes
Flowchart, Zombie Mermaid Rectangle Rounded Diamond Stadium Circle Subroutine Double Circle Hexagon Database Flag Trapezoid Inverse Trap
FlowchartTwelve Core Flowchart Shapes
Flowchart, Zombie Mermaid Yes No Start Is it sunny? Go to the park Stay indoors Finish
FlowchartText-Embedded Labels
Flowchart, Zombie Mermaid Yes No Start Decision Accept Reject Done
FlowchartlinkStyle: Color-Coded Edges
Flowchart, Zombie Mermaid CI Pipeline No Yes No Yes Deploy Staging Build Image Tests Pass? QA Approved? Production Push Code Fix & Retry
FlowchartCI/CD Pipeline
Flowchart, Zombie Mermaid Yes No Yes No Yes No Is it raining? Have umbrella? Go outside Go with umbrella Is it heavy? Stay inside Run for it
FlowchartDecision Tree
Flowchart, Zombie Mermaid approved pass fail main develop feature/auth feature/ui PR Review release/1.0 Tests?
FlowchartGit Branching Workflow
Flowchart, Zombie Mermaid yes no Start Check Done Retry
FlowchartDirection: Right-Left (RL)
Flowchart, Zombie Mermaid 前端 いいえ 请求 확인 はい 결정 用户 完了 ログイン
FlowchartFlowchart: CJK Labels
Flowchart, Zombie Mermaid 000A gSQ21Q C OkfK Q552S
FlowchartDecision Self-Loop with Duplicate Edges
Flowchart, Zombie Mermaid yes no Read Input Valid? Write Output Ask Again
FlowchartParallelogram Shapes (LR)
Flowchart, Zombie Mermaid yes no Read Input Valid? Write Output Ask Again
FlowchartParallelogram Shapes (RL)
Flowchart, Zombie Mermaid yes no Read Input Valid? Write Output Ask Again
FlowchartParallelogram Shapes (BT)