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Clerk vs Lucia Auth

Pricing, founders, indie status and curated alternatives compared from our directory — all data points sourced from each tool's public site or press materials.

Clerk

User management with prebuilt UIs.

Auth & IdentityFreemium · $25/mo + usage
Visit Clerk
Lucia Auth

Bring-your-own-DB auth library.

Open sourceOpen source
Visit Lucia Auth
At a glance
Pricing
Clerk$25/mo + usage
Lucia AuthOpen source
Pricing model
ClerkFreemium
Lucia AuthOpen source
Founded
Clerk2019
Lucia Auth
Location
ClerkSan Francisco, USA
Lucia Auth
Bootstrapped
Clerk
Lucia Auth
Open source
Clerk
Lucia AuthYes
Category
ClerkAuth & Identity
Lucia Auth
Indie alternatives
Clerk6
Lucia Auth0
Founders
ClerkColin Sidoti, Braden Sidoti, Brian Klepner
Lucia AuthpilcrowOnPaper

Key differences

  • Funding

    Lucia Auth is bootstrapped / open source; Clerk is venture-backed.

  • Open source

    Lucia Auth is open source; Clerk is closed source.

  • Indie alternatives

    Clerk has 6 curated indie alternatives in our directory; Lucia Auth has 0.

Differences are derived directly from the data on each tool's page. Empty fields mean we haven't verified a value yet — never that one tool lacks the capability.

Founders of Clerk

  • Colin SidotiCo-founder & CEO
  • Braden SidotiCo-founder
  • Brian KlepnerCo-founder

Founder of Lucia Auth

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