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Supabase vs Plain

Side-by-side comparison of two indie startups from the Startup Spotlight directory.

Option A
Supabase

Supabase

SaaS

The open-source Firebase alternative.

Supabase gives every project a Postgres database, auth, storage, edge functions, and realtime — open source and self-hostable.

Founder
Paul Copplestone
Founded
2020
Team
51-200
Listing
Free (nofollow)
Listed
May 2026
View Supabase →
Option B
Plain

Plain

SaaS

A modern customer support platform.

Plain is a customer-support tool built for engineers — multi-channel inbox, deep API, and a Linear-grade UX.

Founded
2020
Team
11-50
Listing
Free (nofollow)
Listed
May 2026
View Plain →

See more alternatives

Supabase alternatives →Plain alternatives →