cli-anything-mermaid

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Translated

Command-line interface for Mermaid Live Editor - Create, edit, and render Mermaid diagrams via stateful project files and mermaid.ink renderer URLs. Designed for AI agents and power users who need to generate flowcharts, sequence diagrams, and other visualizations without a GUI.

5installs

Sourcehkuds/cli-anything

Added on2026-04-20

NPX Install

npx skill4agent add hkuds/cli-anything cli-anything-mermaid

SKILL.md Content

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cli-anything-mermaid

Create, edit, and render Mermaid diagrams via stateful project files and the mermaid.ink renderer. Designed for AI agents and power users who need to generate flowcharts, sequence diagrams, and other visualizations without a GUI.

Installation

This CLI is installed as part of the cli-anything-mermaid package:

bash

pip install cli-anything-mermaid

Prerequisites:

Python 3.10+
No external software required (rendering uses mermaid.ink cloud service)

Usage

Basic Commands

bash

# Show help
cli-anything-mermaid --help

# Start interactive REPL mode
cli-anything-mermaid

# Create a new project
cli-anything-mermaid project new -o diagram.json

# Run with JSON output (for agent consumption)
cli-anything-mermaid --json project info

REPL Mode

When invoked without a subcommand, the CLI enters an interactive REPL session:

bash

cli-anything-mermaid
# Enter commands interactively with tab-completion and history

Command Groups

Project

Project lifecycle commands.

Command	Description
`new`	Create a new Mermaid project with optional sample preset and theme
`open`	Open an existing Mermaid project file
`save`	Save the current project to a file
`info`	Show current project information
`samples`	List available sample diagram presets

Diagram

Diagram source manipulation commands.

Command	Description
`set`	Replace the Mermaid source text (inline or from file)
`show`	Print the current Mermaid source code

Export

Render and share commands.

Command	Description
`render`	Render the diagram to SVG or PNG via mermaid.ink
`share`	Generate a Mermaid Live Editor URL for sharing

Session

Session state commands.

Command	Description
`status`	Show current session state
`undo`	Undo the last diagram source change
`redo`	Redo the last undone change

Examples

Create and Render a Flowchart

bash

# Create a project with flowchart sample
cli-anything-mermaid project new --sample flowchart -o flow.json

# Replace diagram source
cli-anything-mermaid --project flow.json diagram set --text "graph TD; A-->B; B-->C;"

# Render to SVG
cli-anything-mermaid --project flow.json export render output.svg --format svg

Create a Sequence Diagram

bash

# Create project with sequence sample
cli-anything-mermaid project new --sample sequence -o seq.json

# Set diagram from file
cli-anything-mermaid --project seq.json diagram set --file my_diagram.mmd

# Render to PNG
cli-anything-mermaid --project seq.json export render output.png --format png

Share a Diagram

bash

# Generate an editable Mermaid Live URL
cli-anything-mermaid --project flow.json export share --mode edit

# Generate a view-only URL
cli-anything-mermaid --project flow.json export share --mode view

Interactive REPL Session

bash

cli-anything-mermaid
# new flowchart
# set graph TD; A-->B; B-->C;
# render output.svg
# share
# quit

State Management

The CLI maintains session state with:

Undo/Redo: Revert or replay diagram source changes
Project persistence: Save/load project state as JSON
Session tracking: Track modifications and changes

Output Formats

All commands support dual output modes:

Human-readable (default): Tables, colors, formatted text
Machine-readable (
```
--json
```
flag): Structured JSON for agent consumption

bash

# Human output
cli-anything-mermaid project info

# JSON output for agents
cli-anything-mermaid --json project info

For AI Agents

When using this CLI programmatically:

Always use
--json
flag for parseable output
Check return codes - 0 for success, non-zero for errors
Parse stderr for error messages on failure
Use absolute paths for all file operations
Verify outputs exist after render operations

More Information

Full documentation: See README.md in the package
Test coverage: See TEST.md in the package
Methodology: See HARNESS.md in the cli-anything-plugin

Version

1.0.0

cli-anything-mermaid

NPX Install

Tags

SKILL.md Content

cli-anything-mermaid

Installation

Usage

Basic Commands

REPL Mode

Command Groups

Project

Diagram

Export

Session

Examples

Create and Render a Flowchart

Create a Sequence Diagram

Share a Diagram

Interactive REPL Session

State Management

Output Formats

For AI Agents

More Information

Version