Diagram Lens - Mermaid charts for Confluence (FREE)
Create, edit, preview, navigate, and export Mermaid diagrams inside Confluence pages.
Backlog BridgeFree
Source Editor for Confluence
by AppfireAtlassianFreemium
Edit Confluence page XHTML or ADF source in a browser with validation, preview, and code navigation tools.
PRICINGFreemium
DEPLOYMENTCloud · Data Center · Server
CATEGORYContent and communication
UPDATED ON MARKETPLACE
What it does
Source Editor for Confluence lets users edit a Confluence page's XHTML or ADF (JSON) directly in a browser. It provides source-format selection, code folding, find and replace, and regular expression matching. Changes can be previewed before submission, and markup is validated beforehand. The editor includes light and dark modes and a minimap for navigation.
Key capabilities
from the Atlassian Marketplace listingXHTML and ADF editing
Edits Confluence page XHTML or ADF (JSON) directly.
Markup validation
Validates markup before page changes are submitted.
Change preview
Provides a preview of page changes before submission.
Code navigation
Includes a minimap and code or tag folding for source navigation.
Find and replace
Supports find and replace, including regular expression pattern matching.
Display modes
Offers light and dark editor modes.
How it compares
Source Editor for Confluence is freemium and supports cloud, server, and data-center deployment, while Diagram Lens - Mermaid charts for Confluence (FREE), Mermaid diagrams viewer, and Mermaid Diagrams Integration for Confluence are free and cloud-only. Mermaid Studio for Confluence is also freemium and cloud-only. Source Editor for Confluence was updated in Jul 2026; Mermaid diagrams viewer was updated in Jun 2026, while the other listed alternatives were updated in Jul 2026 or Sep 2026.
| Name | Pricing | Deployment | Updated |
|---|---|---|---|
| this plugin | Freemium | Cloud · Data Center · Server | |
| Diagram Lens - Mermaid charts for Confluence (FREE) | Free | Cloud | |
| Mermaid diagrams viewer | Free | Cloud | |
| Mermaid Diagrams Integration for Confluence | Free | Cloud | |
| Mermaid Studio for Confluence | Freemium | Cloud |
In the catalog
220 plugins in Confluence · Content and communication
Price distribution: 54 free, 106 freemium, 60 paid
Pricing & deployment
Platform
Atlassian
Product
Confluence
Deployment
Cloud · Data Center · Server
Pricing
Freemium
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What the vendor says
«Download a free trial of Source Editor for Confluence now to gain greater control over your Confluence pages. ✅ Feature highlights: Choose a source format, either ADF (JSON) or Storage (XHTML Powerful interface based on Visual Studio Code Minimap navigation to help you get around large pages with ease Precise copy and …»