Supabase Auth
Built-in user management
TL;DR
Supabase Auth is a built-in authentication and user management system integrated with Supabase's Postgres database, offering email/password, social logins, magic links, and Row Level Security for authorization. It's ideal for developers building full-stack apps who want an open-source Firebase alternative without third-party auth services. Key differentiator: seamless Postgres integration for data ownership and fine-grained access control.
What Users Actually Pay
No user-reported pricing yet.
Our Take
Supabase Auth holds a strong position as part of the Supabase platform, positioning itself as an open-source alternative to Firebase Auth, emphasizing developer-friendly tools, Postgres integration, and self-hosting options. Its primary value proposition is providing complete auth (including authorization via RLS) without leaving your database ecosystem, appealing to indie devs and startups prioritizing speed and cost-efficiency over enterprise-grade features. Key strengths include quick setup, generous free tier (50k MAUs), open-source nature, and tight integration with Supabase services like realtime and storage, making it stand out for rapid prototyping and MVPs. Reviews praise its simplicity for social logins and avoidance of vendor lock-in. Limitations include occasional session management quirks, less polish for complex enterprise needs (e.g., advanced SSO limited to higher tiers), and criticisms on Reddit about reliability for production at scale or custom backends. Some users report frustrations with frontend handling or prefer dedicated auth providers for robustness. Best suited for Next.js/React developers, solo founders, and small teams building web/mobile apps on Supabase who value open-source and integrated backends; consider alternatives for heavy enterprise SSO/MFA requirements.
Pros
- + Generous free tier up to 50k-100k MAUs, cost-effective for startups
- + Easy setup for social providers and email auth with one-click enablement
- + Seamless integration with Postgres RLS for authorization without middleware
- + Open-source, self-hostable, full data ownership in your DB
- + Quick to spin up for full-stack apps, good docs and DX
Cons
- - Session management and frontend helpers need improvement, leading to custom workarounds
- - Mixed reliability feedback for production scale; some distrust for complex apps
- - Limited advanced enterprise features like full SSO/MFA on free tier
- - Occasional bugs or quirks reported in Reddit threads, less polished than dedicated auth services
- - Tied to Supabase ecosystem; migration can be tricky with DB foreign keys
Screenshot
Features
Geostrategic Position
Information on which part of the world this product / vendor belongs to, i.e. the country of their headquarters primarily, but also their hosting options etc.
Find which geostrategic world region the headquarter is located in. Relevant for compliance questions (e.g., CLOUD Act) or risk of cut-off in case of conflicts. For example, some EU companies are worried about the US and would definitely not host their customer with Chinese or Russian companies.
The hosting provider that is used to host this product, if any.
The available hosting locations, if you can choose
Compliance & Security
Security certifications, compliance features, and access control capabilities.
SOC 2 Type I or Type II certification.
ISO 27001 information security certification.
Built-in tools for GDPR compliance (data export, deletion, consent).
Complete audit log of all data changes.
Granular permissions based on user roles.
Single Sign-On integration support.
Developer Experience
Tools and abstractions easing agent development and iteration.
No-code/low-code UI for designing agent workflows.
OpenAI API-compatible endpoints or SDKs.
Available as open-source with community contributions.
Programming languages with official SDK support.
Ready-to-use, customizable UI elements for auth flows.
Self-service admin dashboard for customers to manage users/orgs.
Supported frontend frameworks with dedicated guides/components.
Authentication Methods
Core authentication flows and options supported by the platform.
Supports passwordless authentication via magic links, passkeys, or biometrics.
Supported third-party social login providers.
Supported multi-factor authentication methods.
Built-in protection against bots and automated attacks during auth.
Enterprise Integrations
Protocols and tools for integrating with enterprise identity systems.
Supports SCIM for automated user provisioning and deprovisioning.
Supports syncing users/groups from directories like HRIS or IdPs.
Compatible identity providers for federation.
Just-In-Time user provisioning from SAML/OIDC assertions.
Pricing & Free Tier
Free tier limits and overall pricing structure.
Maximum Monthly Active Users allowed on the free tier.
Key usage metrics that incur costs.
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Reviews
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