YC active company list audit
Stack Auth
Stack Auth: The open-source Auth0 alternative. Headquartered in San Francisco, CA, United States. Current operating status: active.
Oomira checked this YC company record against source evidence and keeps the current facts, observed dates, and provenance visible before the interactive app loads.
18 facts3 sources1 superseded claims
What changed in the audit
external nameStack -> Stack Auth
2026-06-12 · yc-oss record id 29642: field "former_names" includes "Stack"
- Summary
- The open-source Auth0 alternative
2026-06-12 · 1 source- Description
- Stack is the open-source authN, authZ, and user management platform. We build for devs who want to iterate quickly, offering both managed auth and self-hosting. You can set it up...
2026-06-12 · 1 source- Website
- https://stack-auth.com
2026-06-12 · 2 sources- Hiring
- no
2026-06-13 · 1 source- Headquarters
- San Francisco, CA, United States
2026-06-13 · 1 source- Operating status
- active
2026-06-12 · 1 source- Industry
- B2B
2026-06-13 · 1 source