OVERALL RATINGS
INSTALLS
5
SUPPORT
- Partner Supported
TRUST SIGNALS
Key highlights of the appMermaid diagrams on any Jira issue — 30 diagram types, live preview, and one-click templates
Mermaid v12 — all 30 diagram types
Flowcharts, sequence, Gantt, C4, and the new UML use case diagram — the latest Mermaid release, with a one-click template for every type
Live Preview as You Type
The fullscreen editor renders your diagram in real time. Adjust code, switch themes, or tweak colors and see the result immediately — no save required to preview your changes.
Diagrams Stored on the Issue
Each diagram is saved directly to the Jira issue and loads instantly for every viewer. Dark mode is handled automatically, so diagrams always look right regardless of the user's Jira theme.
More details
Mermaid Plus Diagrams brings visual communication into your Jira workflow. Open the issue panel, click Create Diagram, and a fullscreen editor appears with a live preview on the left, 30 quick-start templates in the middle, and a code editor with settings on the right. Every keystroke updates the preview instantly.
Mermaid v12 gives you 30 diagram types — flowcharts, sequence diagrams, Gantt charts, state machines, ER diagrams, C4 architecture, Kanban boards, mindmaps, and the new UML use case diagram for requirements and scope discussions.
Customize node, border, and line colors plus fonts and themes to match your team's style. Diagrams are stored on the issue, load instantly for every viewer, and adapt automatically to Jira's light and dark themes. Only users with Edit Issues permission can create or modify them.
Ideal for engineering teams, architects, and project managers who need to communicate complex ideas visually without leaving Jira.
Resources
App documentation
Comprehensive set of documentation from the partner on how this app works
Privacy and Security
Privacy policy
Atlassian's privacy policy is not applicable to the use of this app. Please refer to the privacy policy provided by this app's partner.
Partner privacy policySecurity program
This app is not part of the Marketplace Bug Bounty program.
Integration permissions
Mermaid Plus Diagrams for Jira integrates with your Atlassian app
Version information
Version 2.9.0•for Jira Cloud
- Release date
- Oct 17th 2026
- Summary
- Minor version update
- Details
- Minor version update
- Payment model
- Paid via Atlassian
- License type
- Commercial