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14,448 startups · 29 programs

Better Auth

Active · The authentication framework for TypeScript

WebsiteYC profile

Why it ranks

How the rank works
8signal of 100 · rising 5
  • went through YCProgram · this site+4
  • team of 4Team size · YC's directory+3.6

A sum of public facts, not a judgement and not investment advice.

Competitors

OtherAcquiredKeyriShared: security, authentication, botYC S21San FranciscoStartup →Developer toolsSuperTokensShared: auth, implement, securityYC S20San FranciscoStartup →Developer toolsResendShared: transactional email, scale, developerYC W23RemoteStartup →AIInscribeShared: fraud detectionYC S18San FranciscoStartup →
Companies closest to Better Auth
Company
KeyriShared: security, authentication, botYC S21AcquiredOther
SuperTokensShared: auth, implement, securityYC S20ActiveDevtools
ResendShared: transactional email, scale, developerYC W23ActiveDevtools
InscribeShared: fraud detectionYC S18ActiveAI, Devtools

Adjacent

OtherPreludeShared: fraud detection, sms, infrastructureSeedcamp 2023Startup →OtherDyneti TechnologiesShared: security, fraudYC W19San FranciscoStartup →OtherRainforest TechnologiesShared: fraud detectionGoogle AI for Cybersecurity 2025BrazilStartup →OtherInactiveonetoolShared: user managementYC W20BerlinStartup →AIAsymptote LabsShared: security, detectionSPC 2025New YorkStartup →
Companies next to Better Auth
Company
PreludeShared: fraud detection, sms, infrastructureSeedcamp 2023Not statedOther
Dyneti TechnologiesShared: security, fraudYC W19ActiveOther
Rainforest TechnologiesShared: fraud detectionGoogle AI for Cybersecurity 2025Not statedOther
onetoolShared: user managementYC W20InactiveOther
Asymptote LabsShared: security, detectionSPC 2025Not statedAI

Also from X25 in Developer tools

All of X25
Developer toolsPrismAbundant Intelligence for EveryoneYC X25San FranciscoStartup →Developer toolsAravoltaSoftware to monitor, control, and optimize data centers.YC X25IndianapolisStartup →Developer toolsBloomBuild and share mobile apps in secondsYC X25Startup →Developer toolsRefreshTraining gyms for computer use and software engineering workYC X25San FranciscoStartup →
Company
PrismAbundant Intelligence for Everyoneteam of 2ActiveDevtools
AravoltaSoftware to monitor, control, and optimize data centers.team of 4hiringActiveDevtools
BloomBuild and share mobile apps in secondsteam of 2ActiveDevtools
RefreshTraining gyms for computer use and software engineering workteam of 8ActiveDevtools

Founders

  • Bereket EngidaFounder/CEO

About Better Auth

Better Auth is a comprehensive authentication framework for TypeScript that lets you implement everything from simple auth flows to enterprise-grade systems directly on your own database, embedded in your backend. It’s loved by developers all over the world and endorsed by leading voices in the ecosystem. On top of the framework, Better Auth also provides an infrastructure layer to help you scale with user management and analytics, bot and fraud detection, transactional email and SMS, global session storage and more.

YC batch
X25 · Spring 2025
Status, per YC
Active
Category
Developer tools
Team size
4
Location
San Francisco, CA, USA
Founded
2025
Checked
6h ago

YC tags: Developer Tools, Security, Open Source

Better Auth in X25: 144 companies, 90% AI

GitHub LinkedIn

Better Auth: questions

Which YC batch was Better Auth in?

Better Auth was in Y Combinator's Spring 2025 batch (X25).

Is Better Auth still active?

Y Combinator lists Better Auth as active.

Who founded Better Auth?

Better Auth's founders, as listed on its YC page: Bereket Engida (Founder/CEO).

Where is Better Auth based?

Better Auth lists San Francisco, CA, USA as its location on YC's directory.