PenEcho: open-source canvas turns AI chats into shared visual workspaces via MCP
abhishek__AI · x · 2026-09-16
PenEcho is a 100% open-source tool that turns AI conversations into a shared visual workspace with diagrams, handwriting, and interactive widgets. It works with Codex, Claude, and Kimi via MCP.
Related event: Open-Source PenEcho Turns AI Chats Into Shared Visual Canvases(2 posts)→
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