Supabase Realtime
Freshby Supabase
Change data capture and WebSocket pub/sub multiplexed over PostgresDevelopers building collaborative apps, live dashboards, or multiplayer features that need database-driven real-time updatesFree tier
WebSocket-based service that streams Postgres change events (INSERT/UPDATE/DELETE), broadcasts messages between clients, and tracks presence of connected users.
Features
Row Level Security (RLS)all plansAuto-generated REST API (PostgREST)all plansAuto-generated GraphQL API (pg_graphql)all plansDatabase Branching (git-synced)paid onlyPoint-in-Time Recoverypaid onlypgvector Embeddings (HNSW/IVFFlat)all plansTOTP Multi-Factor Authenticationall plansPasskeys / WebAuthnall plansEnterprise SSO (SAML 2.0)enterprise onlyOn-the-fly Image Transformationspaid onlyRead Replicas (multi-region)paid onlySOC2 & ISO 27001 Compliancepaid onlyHIPAA Add-onpaid only28-day Log Retentionpaid onlyDatabase Triggers for Edge Functionsall plans40+ Postgres Extensions (one-click)all plansCompute Autoscalingpaid only
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