Auth, Payments & Billing Infrastructure Market

Auth, Payments & Billing Infrastructure · Product form: API

Product formWeb App134 API96 SDK44 MCP Server17 CLI Tool15 Android App6 WordPress Plugin6 iOS App4

96 products

Products and research metrics
Product	Tagline	Visits · Oct	MoM	Domain reg.	Revenue
Auth0GiantOSSauth0.comConvert, protect, & personalize every journey	Convert, protect, & personalize every journey	34.1M	Down2.4%	2012-10	Undisclosed
TrueLayerGianttruelayer.comWe’re leading the Pay by Bank revolution	We’re leading the Pay by Bank revolution	13.2M	Up14.2%	2013-04	Undisclosed
SureIDsureid.liveSecure User Authentication API Platform	Secure User Authentication API Platform	4.4M	—	2025-09	Undisclosed
RevenueCatrevenuecat.comData and tools for every team	Data and tools for every team	3.2M	Up6.1%	2017-09	$297.98
Digiodigio.inThe Operating System of # Trust	The Operating System of # Trust	2.5M	Up0.4%	2016-03	Undisclosed
ClerkMCPclerk.comEverything you need for authentication	Everything you need for authentication	1.8M	Up29.9%	1996-04	Undisclosed
PayByCRDpaybycrd.comThe online payment gateway for Africa & South America.	The online payment gateway for Africa & South America.	1.7M	—	2023-06	Undisclosed
Basis Theorybasistheory.comBuilt to keep customerstransacting	Built to keep customerstransacting	1.6M	Up3.9%	2020-12	Undisclosed
간편인증 통합중계서비스ez-iok.com다양한 간편인증 서비스를 한 번에	다양한 간편인증 서비스를 한 번에	1.5M	—	2022-05	Undisclosed
Breezebreeze.cashThe Agentic Workforce for Payments	The Agentic Workforce for Payments	1.4M	Down66.3%	2023-06	Undisclosed
OTPlessotpless.comGood users in. Bad users out. Identity without OTPs.	Good users in. Bad users out. Identity without OTPs.	1.3M	Down19.0%	2021-01	Undisclosed
JNKIEjnkie.comPublish scripts. Manage access .	Publish scripts. Manage access .	1.1M	—	2025-12	Undisclosed
Marqetamarqeta.comLaunch card programs that last	Launch card programs that last	1M	Down7.2%	2010-01	Undisclosed
Dodo PaymentsMCPdodopayments.comThe Billing & Payments Platform for AI-First Companies	The Billing & Payments Platform for AI-First Companies	931.9K	Up39.5%	2024-03	Undisclosed
MANGOPAYmangopay.comMulti-party payments, on your terms	Multi-party payments, on your terms	784.3K	Up3.1%	2013-03	Undisclosed
Stytchstytch.comThe identity platform for humans & AI agents	The identity platform for humans & AI agents	729.1K	Down11.6%	2014-04	Undisclosed
Yunoy.unoThe AI-native intelligencesystem of globalpayments andfinancial services.	The AI-native intelligencesystem of globalpayments andfinancial services.	728.2K	Up11.7%	2022-01	Undisclosed
Kindekinde.comModern auth and billing for engineers	Modern auth and billing for engineers	491.2K	Down21.8%	2004-06	Undisclosed
Coinflowcoinflow.cashPayments at internet speed.	Payments at internet speed.	472.6K	Down1.4%	2022-10	Undisclosed
PayAdmitpayadmit.comPayment infrastructure for businesses that move money at scale	Payment infrastructure for businesses that move money at scale	434.9K	—	2021-12	Undisclosed
ExtensionPayextensionpay.comMonetize Chrome extensions, save weeks of work	Monetize Chrome extensions, save weeks of work	403.1K	Down8.7%	2020-12	$220Claimed
DescopeMCPOSSdescope.comDrag & drop your auth	Drag & drop your auth	372.8K	Up13.1%	2016-04	Undisclosed
MojoAuthmojoauth.comLogin That Doesn't Break When Everyone Shows Up	Login That Doesn't Break When Everyone Shows Up	226.8K	Down17.5%	2020-12	$45KClaimed
Memberstackmemberstack.comLaunch your membership site this weekend.	Launch your membership site this weekend.	169.7K	Down10.7%	2018-07	$140KClaimed
FreemiusOSSfreemius.comSell your software. We handle payments, subscriptions & taxes	Sell your software. We handle payments, subscriptions & taxes	158.8K	Down25.2%	2014-10	Undisclosed
ZPAYz-pay.cn【ZPAY】个人支付接口	【ZPAY】个人支付接口	130.1K	Down16.1%	2023-11	Undisclosed
FlexpriceOSSflexprice.ioFlexprice lets AI-native and SaaS teams operate usage-based, credit-based, and hybrid pricing with real-time metering and reporting that scales as your product evolves	Flexprice lets AI-native and SaaS teams operate usage-based, credit-based, and hybrid pricing with real-time metering and reporting that scales as your product evolves	77.2K	Down9.1%	2024-04	Undisclosed
LagoMCPOSSgetlago.comBilling for AI products, from usage to invoice	Billing for AI products, from usage to invoice	61.3K	Up2.9%	2020-11	Undisclosed
Cloud IAMcloud-iam.comManaged Keycloak, hosted in Europe	Managed Keycloak, hosted in Europe	46.1K	Down24.1%	2019-07	Undisclosed
PermitOSSpermit.ioRuntime Access Control for the AI Era.	Runtime Access Control for the AI Era.	42.4K	Down16.4%	2013-04	Undisclosed
Dwolladwolla.comMove money like a fintech—without becoming one.	Move money like a fintech—without becoming one.	35.8K	Down4.4%	2008-05	Undisclosed
ApphudMCPapphud.comApp monetization ecosystem for growth	App monetization ecosystem for growth	35K	Down10.0%	2019-05	Undisclosed
KelviqMCPkelviq.comSell software globally	Sell software globally	32.9K	Up125%	2025-11	Undisclosed
Fastfast.cothe latest stories on twitter - as told by tweets.	the latest stories on twitter - as told by tweets.	32.4K	Up1.3%	2010-09	Undisclosed
Cryptlexcryptlex.comUnlock Growth with Enterprise-Grade Software Licensing	Unlock Growth with Enterprise-Grade Software Licensing	30K	Up61.5%	2015-02	Undisclosed
AuthKitMCPOSSauthkit.comThe standard for modern auth	The standard for modern auth	28.5K	Down31.4%	2017-01	Undisclosed
Schematicschematichq.comCredits, metering, and usage governance on one realtime ledger	Credits, metering, and usage governance on one realtime ledger	26.6K	Down12.2%	2023-06	Undisclosed
Payrixpayrix.comPayment processing solutions built for your software.	Payment processing solutions built for your software.	25.6K	Down29.4%	2013-07	Undisclosed
authzedOSSauthzed.comAI Moves Fast. Permissions Must Keep Up.	AI Moves Fast. Permissions Must Keep Up.	23.3K	Down16.9%	2020-10	Undisclosed
OpenFGAOSSopenfga.devOpenFGA —Fine-Grained Authorization	OpenFGA —Fine-Grained Authorization	21.7K	Down31.7%	2022-04	Undisclosed
Onmetaonmeta.inBuild With OnMeta	Build With OnMeta	20.7K	Down10.4%	2021-12	Undisclosed
Astraastra.financeBuild instant payment experiences, not infrastructure.	Build instant payment experiences, not infrastructure.	20.6K	Down22.9%	2016-07	Undisclosed
PaymenterOSSpaymenter.orgAutomate subscriptions, eliminate billing chaos, and grow your hosting business – without vendor lock-ins or hidden costs.	Automate subscriptions, eliminate billing chaos, and grow your hosting business – without vendor lock-ins or hidden costs.	20.4K	—	2022-10	Undisclosed
StiggMCPstigg.ioEvery AI request is a spend decision. Make it in milliseconds.	Every AI request is a spend decision. Make it in milliseconds.	19.6K	Down49.0%	2021-01	Undisclosed
Stark Infrastarkinfra.comEverything in one place	Everything in one place	13.3K	—	2021-11	Undisclosed
CasbinOSScasbin.orgApache Casbin Open-source authorization for applications	Apache Casbin Open-source authorization for applications	13.1K	Down4.9%	2017-05	Undisclosed
Fazpassfazpass.comAuthenticate Seamlessly, Run Smoothly	Authenticate Seamlessly, Run Smoothly	12.3K	Down24.6%	2022-02	Undisclosed
Nalpeironnalpeiron.comThe Infrastructure for Modern Monetization.	The Infrastructure for Modern Monetization.	10.3K	Down31.9%	2004-11	Undisclosed
ApiPay (by BazarBay)OSSapipay.kzПриём платежей в Казахстане	Приём платежей в Казахстане	9.5K	Prev <5K	—	Undisclosed
PravaOSSprava.spacePayment Stack for	Payment Stack for	7K	Down49.1%	2024-05	Undisclosed

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