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Directory SaaS Alternatives Compare Apps VPS RAM & Cost Estimator Docker Run to Compose
Head-to-Head Technical Benchmark

Open WebUI vs Supabase

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

Canonical Comparison URL: /compare/open-webui-vs-supabase
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

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
Lower RAM
CPU Cores
2 vCPU
Disk Storage
20 GB
Deploy Open WebUI Docker Compose →
Candidate B

Supabase

supabase/supabase
★ 0

Open-source Firebase alternative providing Postgres database, Authentication, Instant APIs, and Storage.

Min RAM
4 GB
CPU Cores
2 vCPU
Disk Storage
30 GB
Deploy Supabase Docker Compose →

Full Technical Benchmark Breakdown

Specification Open WebUI Supabase Advantage
Primary Category ai-llms databases —
Minimum RAM Required 2 GB 4 GB Open WebUI (2 GB lighter)
GitHub Stars ★ 72,300 ★ 0 Open WebUI (+72,300 stars)
GitHub Forks 8,900 0 Open WebUI
License MIT FOSS Open-Source
Primary Language Python N/A —
Docker Image ghcr.io/open-webui/open-webui:main supabase/studio:latest Both Container Ready
Multi-App Server Sizing

Can You Run Both Open WebUI & Supabase Together?

Yes! Running both simultaneously requires approximately 9 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 9GB VPS ($6.99/mo) →