Mermaid is a consumer product built for developers using JetBrains IDEs.

Does Mermaid have a free plan?

Yes — Mermaid is free to use.

What platforms does Mermaid run on?

Mermaid runs on the web, macOS, Windows, and Linux.

Is Mermaid still active?

Unverified. Mermaid has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.

What are alternatives to Mermaid?

Similar projects tracked by PulseGate include Mermaid for Jira Cloud, Mermaid, and Versatile Mermaid Renderer for Jira.

Mermaid is developed by JetBrains.

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Mermaid

Name: Mermaid
Author: JetBrains

jetbrains.comOther dev tools

Mermaid is a plugin for IntelliJ-based JetBrains IDEs that lets developers create and preview Mermaid diagrams within their development environment. It supports diagram authoring alongside source code and documentation.

FreeWebmacOSWindowsLinux

Visit jetbrains.com

Overview

4 features

In the Other dev tools space, Mermaid takes a focused approach. It focuses on creating and previewing Mermaid diagrams directly inside JetBrains IDEs. It is built as a consumer product for developers using JetBrains IDEs. Mermaid costs nothing to use. Mermaid is available on the web, macOS, Windows, and Linux.

JetBrains builds and maintains Mermaid, and it first shipped in 2026. Among its 4 catalogued features are diagram preview, mermaid syntax, and markdown integration.

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

Diagram preview
Mermaid syntax
Markdown integration
IDE integration

Built with & integrations

Hosting

AWS

Connectors

vscode

Runs on

BrowsermacOSWindowsLinux

Detected from

AWS: x-amz-cf-id header · x-amz-cf-pop header · via header

Trust & compliance

Verified signals

HTTPSFree tier

Indexing history

What PulseGate has recorded for this listing

Indexed7 Sept · 04:40 UTC
Mermaid verified via JetBrains Plugins
Source: JetBrains Plugins · Open

Frequently asked questions about Mermaid

What is Mermaid?: Mermaid focuses on creating and previewing Mermaid diagrams directly inside JetBrains IDEs. It is catalogued under Other dev tools on PulseGate.
Who is Mermaid for?: Mermaid is a consumer product built for developers using JetBrains IDEs.
Does Mermaid have a free plan?: Yes — Mermaid is free to use.
What platforms does Mermaid run on?: Mermaid runs on the web, macOS, Windows, and Linux.
Is Mermaid still active?: Unverified. Mermaid has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.
What are alternatives to Mermaid?: Similar projects tracked by PulseGate include Mermaid for Jira Cloud, Mermaid, and Versatile Mermaid Renderer for Jira.Mermaid for Jira Cloud Mermaid Versatile Mermaid Renderer for Jira
Who makes Mermaid?: Mermaid is developed by JetBrains.
How long has Mermaid been around?: Mermaid first shipped in 2026.

At a glance

Platforms: Web
Languages: English
First seen: 7 Sept 2026
Built for: developers using JetBrains IDEs
Model: B2C
Solves: Creating and previewing Mermaid diagrams directly inside JetBrains IDEs.

Registered as

JetBrains Marketplace: 20146

Developer

JetBrains

Index record

Indexed: 7 Sept 2026
Lifecycle: Alive
First seen: Sept 2026
Last seen: 7 Sept 2026

Identity audit (13)

Slug: mermaid-jetbrains-com
Lifecycle state recorded: 7 Sept 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 7 Sept 2026
Timeline basis: Indexed-at chronology (no inferred launch/funding milestones).
Name from: Derived from the project's own page and URL.
Category from: Assigned by a language model.
Summary from: Written by a language model from public pages.
Languages from: Detected by a language model from page content.
Last updated: 7 Sept 2026
Canonical URL: https://plugins.jetbrains.com/plugin/20146-mermaid

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