Appsmith vs Supabase

Detailed comparison to help you choose the right tool for your needs

A

Appsmith

Open-source low-code platform for building internal tools

4.4
Editorial Rating
S

Supabase

The open source Firebase alternative

4.5
Editorial Rating

Quick Comparison

Rating

4.4
vs
4.5

Starting Price

Free
vs
Free

Pricing Model

freemium
vs
freemium
Feature
Appsmith
Supabase
Drag-and-drop builder
Database connectors
JavaScript support
Git version control
RBAC
REST API integration
PostgreSQL database
Authentication
Storage
Edge functions
Realtime
REST & GraphQL APIs

Appsmith Pros

  • Build internal tools in hours instead of weeks
  • Connect to any database or REST API
  • Self-hosted option keeps data on your infrastructure
  • JavaScript support for custom logic beyond drag-and-drop
  • Git version control for application changes
  • Generous free tier for self-hosted

Appsmith Cons

  • Complex apps still require significant JavaScript knowledge
  • Learning curve for the platform-specific patterns
  • Self-hosted updates require manual Docker image pulls
  • Performance can degrade with very large datasets
  • Mobile responsive design requires extra work
  • Some advanced features only in paid plans

Supabase Pros

  • Open source — no vendor lock-in
  • Full PostgreSQL power (not a NoSQL compromise)
  • Best free tier in the backend-as-a-service space
  • Excellent developer experience and documentation
  • Row Level Security for fine-grained access control

Supabase Cons

  • Free projects pause after 1 week of inactivity
  • Self-hosting is complex to maintain
  • Smaller ecosystem than Firebase for mobile

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