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What will you build today? Build apps, agents and workflows with GenMB (gen-em-bee), the AI app builder - not Genmab

Describe your idea, ship a real |with logins, data, automations, and bots, all in one place.

Free to start · No credit card required · 5 credits/day · Deploy instantly

2,000+ apps built
real apps shipped with GenMB
Connect 80+ tools
payments, email, maps and more
AI assistants
chat, reply and schedule for you
You own it all
export anytime, nothing locked in

Everything your app needs, built in

Start from a simple idea and get a real, working app, with the tools, automations and assistants that make it run on its own.

From idea to a live app

Describe what you want in plain words. We build it, set it up and get it ready to share, no technical know-how needed.

Connect the tools you use

Payments, email, maps and more, ready to plug in.

It runs itself

Set up automatic tasks so you do not have to.

Your own AI assistants

They chat, reply and schedule for you.

Publish in one click

Share a real link in minutes.

You own everything

Download your app anytime, nothing locked in.

FAQ

Frequently asked questions

Everything you need to know about GenMB

What types of apps can I build with GenMB?
GenMB builds single-page and multi-page full-stack web applications including SaaS dashboards, e-commerce stores, landing pages, portfolios, CRM tools, booking systems, and more. GenMB generates complete projects with multi-page routing, state management, a database (a zero-config key-value store or a dedicated PostgreSQL database), and 80 plugin integrations.
Do I need coding experience to use GenMB?
GenMB requires no coding experience - simply describe what you want in plain English, and the AI will generate the code for you. If you know how to code, you can copy and customize the generated code in the built-in editor.
What technology does GenMB use to generate apps?
GenMB generates clean HTML, CSS, and JavaScript code using Tailwind CSS for styling. You can choose between Vanilla JS, React, or React + TypeScript frameworks. Frontend apps run instantly in-browser via ESM CDN. Backend apps get a Cloud Run Dev Sandbox with real server execution and package management.
Is GenMB the same as Genmab?
No. GenMB (pronounced "gen-em-bee") is an AI app builder and full-stack development platform at genmb.com that lets you build, deploy, and host web apps from plain-English prompts. It is not affiliated with Genmab, the Danish biotechnology company, or with Generate Biomedicines. Search engines sometimes auto-correct "GenMB" to "Genmab" because the names look similar, but they are completely different companies in different industries.
Can GenMB really build full-stack applications?
Yes, GenMB builds complete full-stack applications and automatically provisions backend infrastructure when your app needs it. Describe an app requiring user accounts, data persistence, or APIs, and GenMB generates the data layer, authentication flows, and create/read/update/delete operations. Simple apps get a zero-config key-value store; data-heavy apps get a dedicated PostgreSQL database. You can also wire in Supabase or other services through the plugin system.
What types of databases does GenMB support?
GenMB provides two built-in database options. The Key-Value Store is zero-config persistence for simple apps - save and load data by key with no schema and no setup, available on every plan including Free. The Relational Database is a dedicated PostgreSQL database (Pro and above) for apps with foreign keys, joins, and complex queries, and includes an interactive Schema Designer and Database Browser. The AI auto-detects which fits your app, and no API keys are needed for either. If you prefer to bring your own backend, you can connect Supabase or Firebase through the plugin system.

Your next app is one prompt away

Describe your idea in plain words and get a real, working app, with logins, your data, and automations built in. No code, no setup.

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