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Clerk vs SpiceDB
SpiceDB is a permissions engine, not a full auth UI or billing solution like Clerk.
ClerkThe most comprehensive User Management Platform
SpiceDBOpen Source, Google Zanzibar-inspired, fine-grained permissions management. https://play.authzed.com/schemaWhich to pick
Pick Clerk if you want…
- Turnkey auth and user management
- Comprehensive user management
- Integrations with Next.js, React or Expo (on Clerk's list, not SpiceDB's)
Pick SpiceDB if you want…
- Zanzibar-style permission databases
- Fine-grained permissions
- Open-source code (authzed/spicedb on GitHub, Apache-2.0 license)
- Integrations with Go, Java or NodeJS (on SpiceDB's list, not Clerk's)
Clerk: Provides a broader user-management platform with built-in auth UI, not a low-level permission graph DB.
Side by side
- What it is
- Clerk:Clerk provides embeddable UI components, APIs, and dashboards for full-stack user authentication, management, and billing.
- SpiceDB:SpiceDB is an open-source, Google Zanzibar-inspired database for fine-grained permissions at scale.
- Best for
- Clerk:Turnkey auth and user management
- SpiceDB:Zanzibar-style permission databases
- Who it’s for
- Clerk:Developers building web or mobile apps that need authentication, multi-tenant user management, and subscription billing.
- SpiceDB:Developers building authorization services for cloud-native applications.
- Pricing
- Clerk:Freemium
- SpiceDB:Freemium
- Plans
- Clerk:Hobby $0 · Pro $20 per month, billed annually · Business $250 per month, billed annually
- SpiceDB:Open Source Free
- Open source
- Clerk:—
- SpiceDB:Yes, 7,099 GitHub stars
- Works with
- Clerk:Next.js, React, Expo, React Router, Astro, Supabase, Convex, Vercel
- SpiceDB:Go, Java, NodeJS, Python, Ruby, Kubernetes, Prometheus, OpenTelemetry
Clerk features
- Pre-built UI components. Drop-in React components for sign-up, sign-in, profile, organization and billing UI.
- Multi-tenancy & org management. Components and APIs to create organizations, switch accounts, invite members and manage roles.
- MFA & advanced security. Built-in multifactor authentication, bot detection, passkeys and SOC 2/CCPA compliance.
- Session & device management. Full session lifecycle with active device monitoring and revocation.
- Billing & subscriptions. Ready-to-use subscription billing UI, plan definition and revenue tracking.
- SDKs for modern frameworks. Libraries for Next.js, React, Expo, React Router, Astro and more.
- API keys & machine auth. Generate secure API keys and M2M tokens for user-scoped access.
- CLI for AI agents. Command-line tool to configure Clerk without leaving the terminal.
SpiceDB features
- Expressive APIs. gRPC and HTTP/JSON endpoints for authorization logic.
- Distributed Graph Engine. Parallel graph processing faithful to the Zanzibar architecture.
- Pluggable Storage. Supports in-memory, Spanner, CockroachDB, PostgreSQL and MySQL backends.
- Configuration Language. SpiceDB Schema lets you define relationships, permissions and caveats.
- Deep Observability. Prometheus metrics, pprof profiles, structured logging and OpenTelemetry tracing.
- Kubernetes Operator. Manage, scale and upgrade SpiceDB clusters with a single resource.
- zed CLI. Command-line tool for schema validation, permission checks and context switching.
- Official Client Libraries. Go, Java, NodeJS, Python and Ruby SDKs for easy integration.
Clerk vs SpiceDB FAQ
Is Clerk or SpiceDB free?+
Clerk has a free plan (Hobby) and paid plans. SpiceDB has a free plan (Open Source) and paid plans.
Is Clerk or SpiceDB open source?+
SpiceDB is open source (authzed/spicedb on GitHub, Apache-2.0 license). DevHunt has no public source repository on record for Clerk.
Do Clerk and SpiceDB integrate with the same tools?+
Their integration lists don't overlap: Clerk lists Next.js, React, Expo, React Router and 4 more; SpiceDB lists Go, Java, NodeJS, Python and 4 more.
On DevHunt
Based on each tool's website and DevHunt data. Details may change; check the official sites.