A graph node engine and editor written in Javascript similar to PD or UDK Blueprints, comes with its own editor in HTML5 Canvas2D. The engine can run client side or server side using Node. It allows to export graphs as JSONs to be included in applications independently.

1 Open Issue Need Help Last updated: Jul 29, 2025

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Visual Programming Graph Node Editors

AI Summary: Debug and fix a bug in the @ComfyOrg/litegraph library where removing a reroute node incorrectly deletes a connected link. The bug is reported to occur in ComfyUI Desktop 0.4.57 and involves inspecting the provided screenshot to understand the link deletion behavior and modify the library's node removal logic to correct it.

Complexity: 4/5
help wanted

A graph node engine and editor written in Javascript similar to PD or UDK Blueprints, comes with its own editor in HTML5 Canvas2D. The engine can run client side or server side using Node. It allows to export graphs as JSONs to be included in applications independently.

TypeScript