document

Display and edit Markdown documents with text selection and diff highlighting.

1.5k|142|Updated Jan 6, 2026

Search Tags:#markdown #editing #CLI #canvas #IPC #document #diff-highlighting

Ready to run

npx skills add https://github.com/dvdsgl/claude-canvas --skill document-dvdsgl

💬 Prompt for ChatGPT / Claude Chat▼

Please help me install this Agent Skill.
Skill: document
Source: https://github.com/dvdsgl/claude-canvas/tree/main/canvas/skills/document
Command: npx skills add https://github.com/dvdsgl/claude-canvas --skill document-dvdsgl

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Document Canvas provides a focused interface for displaying and editing Markdown content with optional text selection and diff highlighting, enabling users to view documents, emails, or notes in a terminal UI.

Core Features & Use Cases

Read-only display of Markdown with proper rendering.
Interactive editing with text selection and real-time IPC updates.
Email-preview support and in-context document editing.
Diff highlighting to show additions and deletions.
API usage for programmatic display and editing actions.

Quick Start

Use the document skill to display or edit a Markdown document via the CLI: bun run src/cli.ts show document --scenario display --config '{ "content": "# Hello World\n\nThis is markdown content.", "title": "My Document" }'

Frequently Asked Questions about document

High-intent search queries and answers about installing and using this skill.

FAQPage Schema

How do I display and edit Markdown documents in a terminal UI?▼

To display and edit Markdown documents in a terminal UI, use a document canvas interface that renders content with optional text selection and diff highlighting. You can pass content and title directly through CLI configuration.

Can I highlight text additions and deletions when editing Markdown?▼

Yes, you can highlight text additions and deletions when editing Markdown using diff highlighting. This visually distinguishes changes in real-time as you interactively edit emails, drafts, or notes.

What is the best way to preview emails and drafts with text selection in a CLI?▼

The best way to preview emails and drafts with text selection in a CLI is using a document canvas that supports read-only display and interactive editing. It renders Markdown content while exposing precise text selection capabilities.

Does this Markdown editing approach support real-time IPC updates?▼

Yes, this Markdown editing approach supports real-time IPC updates during interactive editing. It enables immediate data synchronization across the terminal interface when text selections or document modifications occur.

Can I use an API to programmatically control document display and edit actions?▼

Yes, you can use an API to programmatically control document display and edit actions. The interface exposes programmatic endpoints for rendering Markdown, triggering edits, and extracting diff data.

When should I use a terminal-based Markdown editor instead of a standard text viewer?▼

You should use a terminal-based Markdown editor instead of a standard text viewer when you need precise in-context text selection, real-time diff highlighting, and interactive editing for README files or drafts.