180 businesses built with Next.js

Every business on Build Radar that runs on Next.js, with its monthly revenue, age and moats — and whether you can vibecode it. Find one. Build it with Leapd.

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Top businesses by revenue

Can you vibecode it?

1Lookup

$401k/mo

The #1 tool for validating phone, email and IP data in real time. All through one powerful API.

SaaS · 4 yrsKinda

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Dataford Inc.

$40.7k/mo

Platform to help people ace their technical interviews.

SaaS · 3 yrsYes

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Synta

$10.6k/mo

A premium model context protocol (MCP) server and web app designed to turn AI clients like Claude, Cursor, and OpenClaw into expert n8n workflow architects,…

SaaS · 1 yrYes

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StudyScout

$6.1k/mo

StudyScout is a B2C SaaS aggregating high-paying online studies and focus groups. $0 paid ads, growth is 100% organic. Proven viral, repeatable UGC engine wi…

SaaS · 8 moYes

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Sell AI Assistant in one click.

SaaS · 2 yrsYes

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Discover who unfollowed you, who doesn't follow you back, and who engages with you most using public Instagram data, no password required.

SaaS · 5 moYes

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Terapi365

$3.7k/mo

Terapi365 is a digital platform that allows therapists to manage their clients, appointments, notes, payments, and more from a single dashboard.

SaaS · 1 yrYes

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Startup launch platform. Pay what you want. Earn a DR 71 Do-Follow backlink.

SaaS · 2 yrsYes

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Poach VC

$2.8k/mo

Poach provides insights on early-stage founders for VCs.

SaaS · 1 yrYes

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LifeFlexIA

$2.6k/mo

LifeFlexIA — AI Lifestyle Image Generation SaaS LifeFlexIA is a B2C SaaS similar to Halo AI, allowing users to generate ultra-realistic AI photos of themselv…

SaaS · 5 moYes

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StoryHero

$2.4k/mo

StoryHero is an AI-powered SaaS that automatically turns long-form videos into short, viral-ready clips for TikTok, Instagram Reels, and YouTube Shorts. Crea…

SaaS · 1 yrYes

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AI interior design app that helps users redesign any room, space, or outdoor area from a photo. Users can explore different styles, try new ideas, and see re…

TechScreen

$2.2k/mo

AI Assistant tool

SaaS · 1 yrYes

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Directorly is a SaaS platform that enables businesses and organizations to create AI-powered business directories for their local communities or industry nic…

SaaS · 1 yrYes

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Vivify

$1.9k/mo

AI image and video generation SaaS

SaaS · 4 moYes

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Stackr

$1.8k/mo

Stakr makes it easy to back up and download your Substack articles, so you always have a copy of the work you’ve published. Your words. Your archive. Yours to keep.

SaaS · 7 moYes

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Compresto

$1.6k/mo

Compresto.app is a macOS app that quickly compresses images, videos, PDFs, and GIFs with minimal loss in quality, helping users reduce file sizes for storage…

SaaS · 2 yrsYes

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This is a ai text humanizer for students, creators or blog writers. We got people from The Netherlands and Belgium. We got more than 9k email verified users now. I kept the website url hidden till someone asks for it, don’t want backlinks.

SaaS · 10 moYes

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HouseGPTS

$1.1k/mo

Ai powered interior, exterior, kitchen and home designer.

SaaS · 10 moYes

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Showing 19 of 19

🗣️ Founder takes

What founders are saying about the businesses on Build Radar.

  • another api wrapper

    CreativeClaw$49.1k/mo

    21 hr ago
    14
  • I like how quickly they get traction - could have huge potential and the business looks simple to copy!

    TrendStory$100k/mo

    10 days ago
    1
  • saw the foudner discussed his growth hack on hacker news, the product is simple but it needed som strong messaging to work

    Postiz$220k/mo

    14 days ago
    21
  • tbh, I dont know why this worked, the market was crowsed and llmlite was opensource!!! anyone knows what was the edge?

    LLM Gateway$206k/mo

    16 days ago
    18
  • i know someone made $3m in 6 month doing this - he sells each ebook for $48 and you cna add your own child image as teh hero character in the book

    GETebook.ai$47.7k/mo

    17 days ago
    27
  • network effect is probobly teh best moat for them

    easytools$2.1m/mo

    17 days ago
    26
  • the whole product is an API call to vision models - they nailed the execution side

    Cal AI$4.2m/mo

    20 days ago
    55
  • it is pure execution with almost no mote

    Instantly$3.2m/mo

    20 days ago
    1
  • it turned out google is not going to replace them anytime soon .. they are getting some moat in automation side ...

    Perplexity$41.7m/mo

    20 days ago
    1
  • europe is mess when comes to governance and security related

    Stoïk$583k/mo

    20 days ago
  • simple and high margin business - but there are many players and quality of service is vey important

    1Lookup$401k/mo

    20 days ago
    18
  • I see some founders already started building this- infra is hosted by AWS so the rest is just resource manganese and delivering high uptime service

    Vercel$28.3m/mo

    20 days ago
    1
  • crowded space- it needs lost of funding to get off the ground

    Lovable$33.3m/mo

    20 days ago
  • this needs human like voice to be valuable and generic text to voice doesn't cut it

    ElevenLabs$41.7m/mo

    20 days ago
  • bending spoon bought them for a reson ..

    Miro$50m/mo

    20 days ago
  • literally has nothing, i don't know why people pay so much...

    DocuSign$292m/mo

    20 days ago
    1
  • AI has already made creating designs so easy that the underlying editor is becoming less valuable.

    Canva$333m/mo

    20 days ago
  • Cursor proved developers will pay for AI that writes code. The bigger opportunity is an AI-native development platform that can build, test, deploy, and maintain entire products.

    Cursor$333m/mo

    20 days ago
    1

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