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Head-to-Head Technical Benchmark

Node-RED vs Open WebUI

Technical hardware and popularity breakdown for self-hosting Node-RED and Open WebUI on cloud VPS servers.

Canonical Comparison URL: /compare/node-red-vs-open-webui
Interactive Tool Matchup

Switch Matchup or Select New Apps

Change Candidate A or Candidate B to compare specs against any open-source tool in the directory.

VS
Candidate A

Node-RED

node-red/node-red
★ 0

Low-code programming for event-driven applications, IoT devices, APIs, and online services.

Min RAM
512 MB
Lower RAM
CPU Cores
1 vCPU
Disk Storage
10 GB
Deploy Node-RED Docker Compose →
Candidate B

Open WebUI

open-webui/open-webui
★ 72.3k

Feature-rich, self-hosted web interface for Ollama, OpenAI-compatible APIs, and local LLMs.

Min RAM
2 GB
CPU Cores
2 vCPU
Disk Storage
20 GB
Deploy Open WebUI Docker Compose →

Full Technical Benchmark Breakdown

Specification Node-RED Open WebUI Advantage
Primary Category automation ai-llms —
Minimum RAM Required 512 MB 2 GB Node-RED (1.5 GB lighter)
GitHub Stars ★ 0 ★ 72,300 Open WebUI (+72,300 stars)
GitHub Forks 0 8,900 Open WebUI
License FOSS MIT Open-Source
Primary Language N/A Python —
Docker Image nodered/node-red:latest ghcr.io/open-webui/open-webui:main Both Container Ready
Multi-App Server Sizing

Can You Run Both Node-RED & Open WebUI Together?

Yes! Running both simultaneously requires approximately 4 GB RAM including host OS and Docker daemon buffers. A single standard $6-$10/mo cloud VPS easily hosts both without bottlenecks.

Open VPS RAM Calculator Deploy 4GB VPS ($6.99/mo) →