Option A
Clerk
SaaS
Authentication and user management for modern apps.
Clerk gives you prebuilt sign-in, sign-up, and user management UI with multi-factor auth, social, and enterprise SSO out of the box.
- Founder
- Colin Sidoti
- Founded
- 2019
- Team
- 51-200
- Listing
- Free (nofollow)
- Listed
- May 2026