Terminal Render
Mermaid ASCII renders Mermaid-style diagrams as ASCII output, with examples for sequence charts and labeled arrows.
Terminal Rendermermaid-ascii.artVisit siteAbout Terminal Render
Mermaid ASCII converts Mermaid code into ASCII output. The page has a Mermaid code input, an ASCII output area with copy function, and settings for xPadding, yPadding, and use of extended characters.
It includes examples for nested subgraphs, labelled arrows, styled text, and sequence diagrams. It also supports generation with a cURL request and by cloning the Git repository to run with Go.
Key features
- Converts Mermaid code input into ASCII output
- Example inputs for nested subgraphs and labelled arrows
- Example inputs for styled text and sequence diagrams
- Adjustable xPadding and yPadding settings
- Option to use extended characters
- Supports generation via cURL or Go CLI
Best for: Users who need Mermaid diagrams rendered as ASCII text.
Good for
- Offers cURL and Go CLI methods in addition to web input
- Includes examples for subgraphs, arrows, styled text, and sequence diagrams
- Provides spacing settings and extended character option
Terminal Render at a glance
- Website
- mermaid-ascii.art
- Category
- Design & Creative › Charts & Data Visualization
- Type
- Website
- Pricing
- Not confirmed. Check the site
- Platforms
- Web
- Open source
- Not stated
- Language
- English
- Last checked
- Oct 7, 2026 · Online when checked
- Listed
- Oct 5, 2026
Guides for Charts & Data Visualization
Terminal Render alternatives
Tools and sites you could use instead, ranked by how closely they match.
DiagramGPT generates diagrams from text prompts, with the project page describing diagram workflows for teams.
The Chart.xkcd library creates charts in an xkcd style, with examples for line, XY, bar, pie, and radar charts.
Mermaid generates diagrams such as flowcharts and sequence diagrams from text using syntax similar to Markdown.
Open source
24 alternatives
Tree generates ASCII diagrams of folder structures as a browser utility written in TypeScript and React.
CASCII provides an open-source ASCII diagram builder written in JavaScript, according to its page description.
Mermaid Live Editor creates charts and diagrams from text using Mermaid’s markdown-like syntax in a browser.
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Terminal Render FAQ
How can I generate ASCII output with cURL?
Send a request such as: curl https://mermaid-ascii.art -d mermaid="graph LR\nABC --> DEF"
How can I run it locally with Go?
Clone the repository with git clone https://github.com/AlexanderGrooff/mermaid-ascii, then run cd mermaid-ascii and go run main.go -f test.mermaid
What example diagrams are available?
Nested Subgraphs, Labelled Arrow, Styled Text, and Sequence Diagram.
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