Supabase
Supabase is an open-source Firebase alternative that provides a suite of backend services built on top of PostgreSQL. It offers a managed PostgreSQL database with auto-generated REST and GraphQL APIs via PostgREST, real-time data subscriptions via WebSockets, user authentication with JWT (GoTrue), file storage with S3-compatible object storage, edge compute via globally distributed TypeScript functions on the Deno runtime, and a management API for programmatic control of projects and organizations. Supabase is available as a fully managed cloud service (app.supabase.com) and as a self-hosted open-source deployment.
Supabase publishes 21 APIs on the APIs.io network, including Realtime API, Admin API, Authentication API, and 18 more. Tagged areas include Backend As A Service, PostgreSQL, Open Source, Authentication, and Real Time.
The Supabase catalog on APIs.io includes 1 event-driven AsyncAPI specification, 1 JSON-LD context, and 3 Spectral governance rulesets.
Supabase’s developer surface includes authentication, documentation, pricing, engineering blog, and 12 more developer resources.
Kin Score
APIs 21
Individual APIs this provider publishes, each with its own machine-readable definition.
Supabase Realtime API
The Supabase Realtime API provides WebSocket-based subscriptions for real-time data changes from PostgreSQL databases. It supports three channel types: database change events (I...
Supabase Admin API
Administrative endpoints for managing users. Requires service_role key.
Supabase Authentication API
User signup, signin, and token management endpoints.
Supabase Buckets API
Manage storage buckets that organize files and folders. Buckets can be public or private and have configurable file size limits and allowed MIME types.
Supabase Configuration API
Server configuration and settings endpoints.
Supabase Database API
Manage database configurations, migrations, and extensions.
Supabase Domains API
Configure custom domains and vanity subdomains for projects.
Supabase Functions API
Deploy and manage Edge Functions for serverless compute at the edge.
Supabase Invocation API
Invoke deployed Edge Functions via HTTP requests. Each function is accessible at its own URL path based on its slug.
Supabase MFA API
Multi-factor authentication enrollment and verification endpoints.
Supabase Network API
Manage network restrictions, bans, and SSL enforcement.
Supabase OAuth API
OAuth social login provider endpoints.
Supabase Objects API
Upload, download, move, copy, and delete files within storage buckets.
Supabase Organizations API
Manage organizations including membership, billing, and settings.
Supabase Projects API
Manage Supabase projects including creation, configuration, pausing, restoring, and deletion.
Supabase Rendering API
Serve and transform stored files including image resizing and format conversion.
Supabase RPC API
Invoke PostgreSQL functions via remote procedure calls.
Supabase Secrets API
Manage project secrets used by Edge Functions and other services.
Supabase SSO API
SAML-based single sign-on endpoints.
Supabase Tables API
CRUD operations on database tables. Paths are auto-generated based on your database schema.
Supabase User Management API
Endpoints for managing the currently authenticated user profile.
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Open Collections 5
Open, tool-agnostic API collections (OpenAPI-derived and Bruno).
Supabase Auth API
OPEN COLLECTIONSupabase Database REST API
OPEN COLLECTIONSupabase Edge Functions API
OPEN COLLECTIONSupabase Management API
OPEN COLLECTIONSupabase Storage API
OPEN COLLECTIONMCP Servers 1
Model Context Protocol servers that expose these APIs to AI agents.
MCP Server
MCP SERVERAgent Skills 2
Packaged agent skills for driving this provider's APIs from an AI assistant.
supabase-postgres-best-practices
AGENT SKILLsupabase
AGENT SKILLGraphQL 1
GraphQL schemas published by this provider.
Supabase GraphQL API
GRAPHQLPricing Plans 1
Published pricing tiers and plan structures.
Rate Limits 1
Documented rate limits and quota policies.
Supabase Rate Limits
RATE LIMITSFinOps 1
Cost, billing, and metering signals for API financial operations.
Supabase Finops
FINOPSFeatures 16
Notable capabilities this provider offers.
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Event Specifications 1
AsyncAPI definitions for this provider's event-driven and streaming APIs.
Supabase Realtime API
The Supabase Realtime API enables real-time communication over WebSocket connections using the Phoenix Channel protocol (v2). It supports three main features: Postgres Changes f...
ASYNCAPISemantic Vocabularies 1
JSON-LD contexts and semantic vocabularies used across these APIs.
Supabase Context
JSON-LDSpectral Rules 3
Spectral governance rulesets for linting and validating these APIs.
JSON Schema 1
Standalone JSON Schema definitions for this provider's data models.
Supabase Project
JSON SCHEMAJSON Structure 1
JSON Structure definitions describing this provider's data shapes.
Supabase Project Structure
JSON STRUCTUREExamples 3
Example request and response payloads for these APIs.
Supabase Select Rows Example
EXAMPLESupabase Sign Up Example
EXAMPLESecurity Posture 4
Authentication, domain security, vulnerability disclosure, and trust-center signals.
Agentic Access 1
Recommended x-agentic-access execution contracts for AI agents.
Resources
Documentation 1
Reference material describing how the API behaves
Agent Surfaces 3
MCP servers, agent skills, and machine-readable catalogs
Build 1
SDKs, sample code, and the tooling you integrate with
Access & Security 4
Authentication, authorization, and security posture
Operate 2
Status, limits, changes, and where to get help
Commercial 1
Pricing, plans, and the legal terms of use
Company 3
The organization behind the API
Other 1
Properties that don't map to a standard resource type