Penecho
Open Source Self-Hosted Agentic Development

Penecho

An AI canvas for handwriting, diagrams, and spatial agentic reasoning.

Agentic Development Agentic AI Canvas Visual Thinking

Screenshots

A closer look at the product interface and key surfaces.

5 images

At a glance

Primary use case
An AI canvas for handwriting, diagrams, and spatial agentic reasoning.
Best for
Agentic Development — Agentic Development, Agentic
Stack
CSS, HTML, javascript, nodejs
License
AGPL-3.0
Maintenance
2 days ago
Access
Open source · Self-hosted
Documentation path
https://penecho.ai/

About this tool

Penecho is a shared canvas for handwriting and spatial reasoning that uses AI agents to transform sketches into diagrams and widgets. It supports MCP clients like Claude Code to build interactive documents beside your notes.

Repository

Stars

2,512

Forks

322

Issues

13

License

AGPL-3.0

Last Push

Metrics observed at

Features

  • Features an AI agent that turns hand-drawn sketches into interactive diagrams and widgets.
  • Supports integration with Model Context Protocol clients including Claude Code and Codex.
  • Provides a shared spatial canvas for handwriting, equations, and collaborative reasoning.
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Published 1 day ago