The fastest way to add authentication and payments with Javascript

Memberstack makes it 100x easier to set up a user database, build your sign-up and login flows, gate content, and integrate with Stripe Billing.

Install Memberstack.
Weekly, monthly or yearly.
Create a member (30 seconds)
Weekly, monthly or yearly.
Integrate with Stripe
Weekly, monthly or yearly.
Get Started for free
No credit card required
Used by the best in Javascript

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As a software developer of 25 years, I've seen a lot of apps and SAAS products and Memberstack is one of the best I've ever seen. The ease of use of the site is unreal. Amazing job putting it all together and providing an indispensable tool. Thanks for a real life-saver solution!!!!!
Super satisfied user.

Nigel Shaw
CEO, Xialla Inc.

I spent two months building a login system to run FlowPros...then ditched after I saw this.  It's an amazing solution for the community to add membership capabilities with very little effort.

Jason Tinnin

Memberstack will quickly become an indispensable tool allowing you to transform a website into a web app by providing custom experiences designed with each user in mind.

Matthew P. Munger
Freelance Visual Developer

Prebuilt UI's ready to use

Prebuilt UI's ready to use, beautiful, fast, and configurable components to instantly bring all the functionality you need to your project. Or maintain complete design control by using your own UI's.

Create a free account
No credit card required
.rect {
   background: #2962ff;
   border-radius: 5px !important;
   padding: 10px 20px;
   z-index: 2 !important;
import memberstack from "@memberstack/dom"

const ms = memberstack.init({
  websiteSlug: "my-slug-123"


Use a unified API to manage authentication and payments.

Fast, like scary fast

Implementation takes less than 15 minutes. We focus on authentication and payments so you can focus on your core value proposition.

Prebuilt UI's ready to use

Use our beautiful, fast, and configurable components to instantly bring all the functionality you need to your project.

Option to maintain complete design control

you can use your own UI's if you don't want to use our pre-built components.


Securing auth and payments is hard. We do all the hard work so you don't have to.

How it works

You control the user experience & we handle the backend.

Your Website/app

1. Add "@memberstack/dom" to your project.

2. Configure plans, design UI's, and adjust settings on our dashboard.


3. Use the dom library to sign up members, process payments, and super charge your project.