SparkChart: PlantUML & Mermaid Renderer

SparkChart for PlantUML and Mermaid rendering in the browser. Create, visualize, and edit diagrams with AI assistance.

Users368

Rating5.0

Reviews1

Manifest versionV3

7-day growth+19

7-day growth rate+5.67%

Preview

SparkChart: PlantUML & Mermaid Renderer Media preview

4 assets

Trend

30-day user trend

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User Growth Over Time

Rating trend

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30-day rating change

Start

5.00

Latest

5.00

30-day rating change

0.00

2026年5月31日2026年6月6日

Growth overview

Daily, weekly, and monthly growth

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1-day growthFlat

00%

7-day growthGrowing

+19+5.67%

30-day growthGrowing

+113+46.9%

Technical snapshot

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Version1.0.0

ManifestV3

Size4.03MiB

Languages1English (United States)

Published--

Store updated--

Last crawled--

Overview

Product summary

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SparkChart: The Ultimate Text-to-Diagram Workspace

SparkChart is a lightweight, high-performance extension for developers, architects, and technical writers who want to build professional diagrams without the friction of drag-and-drop tools. By treating "Diagrams as Code," SparkChart allows you to render complex visualizations instantly using industry-standard syntax.

## Dual-Engine Support

PlantUML: Create robust, UML-compliant sequence diagrams with a dedicated live editor and real-time preview.

Mermaid.js: Full support for all Mermaid charts, including Flowcharts, Gantt charts, Entity Relationship Diagrams (ERD), Mind Maps, and User Journeys.

## Key Features

Reviews