- Flow based programming
- nodes.io/story
- Visual Programming Codex - Waypoints to the past and future of visual programming. A reference.
- Shift - Beta and closed source, but interresting / inspiring "Nodebased Workflow Authoring Automation"
- Iograft - Poprietaty python node-based processing framework and visual programming tool
- Gaffer - Open-source, node-based VFX application for look developement
- Mangrove - Open-source, VFX Framework to build production workflows (python/Qt currently refactoring)
- Blender - Nodes implementation in process
- Blueprints - Visual scripting in Unreal
- dagster.io - An orchestration platform for the development, production, and observation of data assets.
- SpiffWorkflow - SpiffWorkflow allows your python application to process BPMN diagrams
- NXT - Layered code compositing application
- NodeGraphQt - Node graph framework for PySide2
- mfessenden/SceneGraph - Node graph framework for PySide (using NetworkX)
- usd-noodle - Pretty node graph showing dependencies of a USD file
- Nodz - Simple Python library to create nodes based graphs
- NetworkX - Open source network handling library
- PyDot - Python interface to Graphviz's Dot language (and translation to/from NetworkX)
- PyFlow - Open-source tool for visual and modular block programming in python
- Ryven - Flow-based visual scripting for Python
- sisoe24/NodeEditor - WIP project to create a nodal scripting framework in Python using PySide2
- pyqt-node-editor - Node editor in Python using PyQt5
- Node Editor Tutorial Series - Series on creating a Node Editor using PyQt5 in Python
- Node red
- litegraph.js - Graph node engine and editor written in Javascript
- n8n.io - Extendable workflow automation ("fair license" Apache 2.0 with Commons Clause)
- Rete.js - Framework for visual programming and creating node editor
- Kirpi - C++ Visual Programming editor for DCCs
- Wikipedia: DOT language - Low level graph description language
- Dot language reference
- Online Graphviz playground