Skip to content
Back to the index

Mermaid Previewer

github.comBrowser DevTools & extensions

PulseGate's liveness check found it on 14 Oct 2026; it is registered on Firefox Add-ons and has been in the index since 13 Sep 2026. How this is checked

Mermaid Previewer is an open-source Chrome and Firefox extension that detects Mermaid diagram code on Bitbucket and other websites, renders previews, and supports exporting diagrams. It is intended for developers and technical teams working with Mermaid documentation and repositories.

Inferred · not functionally tested

Open SourceWebEmbeddable
Mermaid Previewer preview
Visit github.com

Overview

6 features

Purpose: Previewing and exporting Mermaid diagrams on websites that do not render them natively.

Inferred · not functionally tested

Audience: developers and technical teams using Mermaid diagrams

Inferred · not functionally tested

Functions: Unknown

Interfaces: API: unknown · MCP: unknown · CLI: unknown · Self-hosting: unknown

Recorded constraints: pricing: open_source · license: Open Source · platforms: WEB · deployment: browser, embeddable

Constraint provenance is unknown; confirm requirements with the publisher.

Record sources: github.com · addons.mozilla.org. These links do not verify the individual claims.

Mermaid Previewer is a Browser DevTools & extensions project. Inferred · not functionally tested: It focuses on previewing and exporting Mermaid diagrams on websites that do not render them natively. Inferred · not functionally tested: Mermaid Previewer is an open-source project aimed at developers and technical teams using Mermaid diagrams. Basis unknown · not verified: Mermaid Previewer is open source under the Open Source license. Basis unknown · not verified: It runs on the web and embeddable surfaces.

Behind Mermaid Previewer is Nathan Daven, and it first shipped in 2026. Inferred · not functionally tested: Among its 6 catalogued features are diagram preview, mermaid rendering, and diagram export.

Summary written by a language model from the project’s public pages.

Tasks: Inferred · not functionally tested

  • Diagram preview
  • Mermaid rendering
  • Diagram export
  • Bitbucket support
  • Chrome support
  • Firefox support

Topics: Inferred · not functionally tested

Tags
mermaid-diagramsdiagram-previewbrowser-extensionbitbucket-tools

JSON profile · Text profile · Access guide

Built with & integrations

Runs on
BrowserEmbeddable

Trust & compliance

License
Open Source
Public signals
HTTPSOpen SourceFree tierStore listing found

Indexing history

1

What PulseGate has recorded for this listing

  1. Indexed13 Sep · 21:17 UTC
    Mermaid Previewer (Fork) seen via Firefox Add-ons
    Source: Firefox Add-ons · Open

Frequently asked questions about Mermaid Previewer

What does Mermaid Previewer do?
Inferred · not functionally tested: Mermaid Previewer focuses on previewing and exporting Mermaid diagrams on websites that do not render them natively. It is catalogued under Browser DevTools & extensions on PulseGate.
Who should use Mermaid Previewer?
Inferred · not functionally tested: Mermaid Previewer is an open-source project built for developers and technical teams using Mermaid diagrams.
Is Mermaid Previewer free?
Basis unknown · not verified: Yes — Mermaid Previewer is open source under the Open Source license and free to use.
What platforms does Mermaid Previewer run on?
Basis unknown · not verified: Mermaid Previewer runs on the web and embeddable surfaces.
Is Mermaid Previewer still active?
PulseGate's liveness check found it on 14 Oct 2026.
What projects are similar to Mermaid Previewer?
Similar projects tracked by PulseGate include GitHub + Mermaid, Mermaid Preview Exporter, and GitHub Mermaid JSDoc Viewer.GitHub + MermaidMermaid Preview ExporterGitHub Mermaid JSDoc Viewer
Who develops Mermaid Previewer?
Mermaid Previewer is developed by Nathan Daven.
How long has Mermaid Previewer been around?
Mermaid Previewer first shipped in 2026.

Similar projects

Closest matches by what these projects do