v1.0 shipping24 dev-years

Skip the Rebuild.

CleenUI solves the problem of untethered vibe coding. It's a production-proven full-stack codebase footprint you can purchase and customize to optimize and accelerate your human and AI code agent software development efforts.

Or explore the live Storybook · try the API in Postman

Background services · queues · jobsBackground services · queues · jobsBackground services · queues · jobsBackground services · queues · jobsBackground services · queues · jobsBackground services · queues · jobsBackground services · queues · jobsBackground services · queues · jobsBackground services · queues · jobsBackground services · queues · jobsAzureSQL database · 300+ tablesAzureSQL database · 300+ tablesAzureSQL database · 300+ tablesAzureSQL database · 300+ tablesAzureSQL database · 300+ tablesAzureSQL database · 300+ tablesAzureSQL database · 300+ tablesAzureSQL database · 300+ tablesAzureSQL database · 300+ tablesC# API · 524 endpointsC# API · 524 endpointsC# API · 524 endpointsC# API · 524 endpointsC# API · 524 endpointsC# API · 524 endpointsC# API · 524 endpointsC# API · 524 endpointsAuth · RBAC · multi-tenancyAuth · RBAC · multi-tenancyAuth · RBAC · multi-tenancyAuth · RBAC · multi-tenancyAuth · RBAC · multi-tenancyAuth · RBAC · multi-tenancyAuth · RBAC · multi-tenancyComponent library · 61 React primitivesComponent library · 61 React primitivesComponent library · 61 React primitivesComponent library · 61 React primitivesComponent library · 61 React primitivesComponent library · 61 React primitivesApplication UI · screens · flowsApplication UI · screens · flowsApplication UI · screens · flowsApplication UI · screens · flowsApplication UI · screens · flows

Building on a predefined full-stack architecture, each layer fits perfectly into an existing system and structure.

The paradigm shift

Random vibe coding meets
foundational architecture.

Every application is a layer cake: Services, Database, API, Components, Frontend. Built without a foundation, each layer slowly decays. Built on CleenUI, every layer aligns by design — from the bottom up.

Untethered

Vibe coding alone

The stack starts clean. Watch entropy take it.

Background services · queues · jobsBackground services · queues · jobsBackground services · queues · jobsBackground services · queues · jobsBackground services · queues · jobsBackground services · queues · jobsBackground services · queues · jobsBackground services · queues · jobsBackground services · queues · jobsBackground services · queues · jobsAzureSQL database · 300+ tablesAzureSQL database · 300+ tablesAzureSQL database · 300+ tablesAzureSQL database · 300+ tablesAzureSQL database · 300+ tablesAzureSQL database · 300+ tablesAzureSQL database · 300+ tablesAzureSQL database · 300+ tablesAzureSQL database · 300+ tablesC# API · 524 endpointsC# API · 524 endpointsC# API · 524 endpointsC# API · 524 endpointsC# API · 524 endpointsC# API · 524 endpointsC# API · 524 endpointsC# API · 524 endpointsAuth · RBAC · multi-tenancyAuth · RBAC · multi-tenancyAuth · RBAC · multi-tenancyAuth · RBAC · multi-tenancyAuth · RBAC · multi-tenancyAuth · RBAC · multi-tenancyAuth · RBAC · multi-tenancyComponent library · 61 React primitivesComponent library · 61 React primitivesComponent library · 61 React primitivesComponent library · 61 React primitivesComponent library · 61 React primitivesComponent library · 61 React primitivesApplication UI · screens · flowsApplication UI · screens · flowsApplication UI · screens · flowsApplication UI · screens · flowsApplication UI · screens · flows
Foundational

CleenUI codebase

Layer by layer, from the bottom up.

Background services · queues · jobsBackground services · queues · jobsBackground services · queues · jobsBackground services · queues · jobsBackground services · queues · jobsBackground services · queues · jobsBackground services · queues · jobsBackground services · queues · jobsBackground services · queues · jobsBackground services · queues · jobsAzureSQL database · 300+ tablesAzureSQL database · 300+ tablesAzureSQL database · 300+ tablesAzureSQL database · 300+ tablesAzureSQL database · 300+ tablesAzureSQL database · 300+ tablesAzureSQL database · 300+ tablesAzureSQL database · 300+ tablesAzureSQL database · 300+ tablesC# API · 524 endpointsC# API · 524 endpointsC# API · 524 endpointsC# API · 524 endpointsC# API · 524 endpointsC# API · 524 endpointsC# API · 524 endpointsC# API · 524 endpointsAuth · RBAC · multi-tenancyAuth · RBAC · multi-tenancyAuth · RBAC · multi-tenancyAuth · RBAC · multi-tenancyAuth · RBAC · multi-tenancyAuth · RBAC · multi-tenancyAuth · RBAC · multi-tenancyComponent library · 61 React primitivesComponent library · 61 React primitivesComponent library · 61 React primitivesComponent library · 61 React primitivesComponent library · 61 React primitivesComponent library · 61 React primitivesApplication UI · screens · flowsApplication UI · screens · flowsApplication UI · screens · flowsApplication UI · screens · flowsApplication UI · screens · flows
The paradox

AI vibe-coding is magical a trap

Your dev team can now move faster than ever - which is fantastic. But AI-generated code falls apart at enterprise scale - which is terrible. The more you rely on it for your foundation, the more you risk building a house of cards that collapses when you need it most: in front of real users, with real data, under real security and compliance requirements.

Untethered vibe coding

84 specific ways vibe coding breaks down over time without a foundation.

  • FE01No two buttons are the same
  • FE02Accessibility is a coin flip
  • FE03You ship the same primitive 20 times
  • FE04There's no upgrade path
  • FE05New engineers make it worse
  • FE06The bundle balloons
  • FE07Dark mode is half-shipped
  • FE08Forms validate however the agent felt
  • FE09Translations hard-code English
  • FE10No one writes tests for any of it
  • FE11Loading and errors are coin flips
  • FE12Mobile lags desktop forever
  • FE13Empty states are an afterthought
  • FE14Date handling is a roulette wheel
  • FE15Every screen logs to nowhere
  • API01Every endpoint invents its own shape
  • API02Auth is different per endpoint
  • API03Error responses are improvised
  • API04Pagination is a free-for-all
  • API05Versioning never happens
  • API06Validation lives in five places
  • API07Rate limiting is theoretical
  • API08CORS is open or it's broken
  • API09Stack traces leak to production
  • DB01Tables grow without relationships
  • DB02Migrations are an honor system
  • DB03Indexes show up after the fire
  • DB04Naming is a creative writing exercise
  • DB05Foreign keys are optional
  • DB06Soft-delete is five different things
  • DB07Timestamps disagree across tables
  • DB08No audit trail anywhere
  • DB09Multi-tenancy is application-only
  • SVC01Background jobs run on hope
  • SVC02Cron is whatever runs in prod
  • SVC03Webhooks are fire-and-forget
  • SVC04Queues exist on three platforms
  • SVC05Retries are an honor code
  • SVC06Secrets live in .env, .env, .env
  • SVC07Health checks ping themselves
  • SVC08No service mesh, just trust
  • SVC09Logs aren't correlated
  • DEV01Developer bias
  • DEV02Cross-team dev conflicts
  • DEV03Knowledge silos by screen
  • DEV04Works on my machine forever
  • DEV05Code review becomes archaeology
  • DEV06Onboarding takes a month
  • DEV07Senior devs are bottlenecks
  • DEV08Tribal knowledge accumulates
  • DEV09Architecture decisions never land
  • DEV10Standups turn into rehash
  • DEV11Slack threads replace docs
  • DEV12The Friday-deploy curse
  • DEV13Hotfix sprints replace features
  • DEV14Estimates are random numbers
  • EXEC01Velocity decays after month three
  • EXEC02More engineers ≠ faster shipping
  • EXEC03Customer NPS dips quietly
  • EXEC04Talent retention suffers
  • EXEC05Re-platform budget every 2 years
  • EXEC06Audit prep becomes a scramble
  • EXEC07Strategic features need rewrites
  • EXEC08Due diligence gets brutal
  • EXEC09Tech debt eats every 1:1
  • EXEC10Roadmap slips become culture
  • EXEC11Engineering recruiting gets harder
  • EXEC12Outage frequency creeps up
  • EXEC13M&A integrations stall
  • EXEC14Compliance becomes the roadmap
  • CX01Every release is a mini-launch
  • CX02"Where did that button go?"
  • CX03Help docs are perpetually wrong
  • CX04Power users find broken paths
  • CX05Support tickets repeat themselves
  • CX06Browser-specific failures pile up
  • CX07Trust erodes after a few weird bugs
  • CX08"Is this the same product?"
  • CX09Mobile and desktop feel like 2 apps
  • CX10Onboarding completion drops
  • CX11Churn shifts to silent
  • CX12Sales demos need disclaimers
  • CX13Renewal calls turn defensive
  • CX14Same bug reported a dozen times
Where it breaks

AI-generated codebases fail at enterprise scale.

Secure data isolation

That survives a security audit.

Row-level permissions

That scale beyond a demo.

Translation infrastructure

That handles 100+ languages without n+1 queries.

Caching layers

That don't melt at 10,000 concurrent users.

Audit trails

That satisfy SOC 2, HIPAA, or financial regulators.

Authentication flows

That integrate with your IdP and pass a pen test.

Database schemas

That don't require a v2 rewrite at 100,000 records.

Background processing

Translation, queueing, image processing — handled.

You don't avoid this work. You defer it. And deferred work in this category compounds — it becomes the v2 rewrite that consumes year two of your engineering budget while competitors ship features.

The shortcut

A full-stack foundation, already built.

CleenUI solves the untethered vibe-coding problem, as a licensed, production-proven codebase that gives your team the boring, hard, foundational 70% on day one. Now your engineers can spend their time on the 30% that actually differentiates your product.

Front-End ReactReact · Tailwind · 60+ componentsAPIC# Web API · 524 endpointsDatabaseAzureSQL · 300+ tables
Frontend

React + TailwindCSS, built for enterprise UI complexity.

60+ accessible, themed, dark-mode-ready components. A from-scratch DataGrid with dynamic filters. 15,996 icons across 9 libraries. 100+ pre-designed Figma screens.

60+
components
15,996
icons
API layer

C# Web API. Production-ready, enterprise-grade, audit-friendly.

287 endpoints across 18 functional groupings. Auth0 integration with SSO and social login. Two-layer caching with Redis and .NET runtime. Built for compliance, scale, and clarity.

287
endpoints
18
groupings
See the API surface
Database

AzureSQL. Normalized, indexed, source-controlled.

300+ tables, 700+ stored procedures, normalized to one standard. Source-controlled and delivered with CI/CD configured. A working translation system that covers any registered table.

300+
tables
700+
procedures
Inspect the data model
By the numbers

Twenty-four developer-years of foundation, ready to license.

24
dev-years of focused engineering
300k+
lines of production code
60+
React components
287
C# API endpoints
300+
AzureSQL tables
500+
stored procedures
Battle-tested. Not generated.
For your team

Same engineering effort, redirected from plumbing to differentiation.

Day 1

Working application, end to end.

Your developers have a working full-stack application running locally. Database, API, and dashboard wired together. Auth functioning. CI/CD pipelines configured.

Week 2

Building your actual product.

Not configuring auth. Not arguing about table naming conventions. Not reinventing pagination for the third time. Building the features that make your product yours.

Month 2

In beta with real users.

Instead of finishing your foundation. While the alternative is still arguing about row-level security, you're collecting feedback and shipping iteration two.

The math

The math your CFO
will care about.

Vibe-code it yourself
Vibe-code on CleenUI
4 senior engineers × 9 months
one-time payment
~$600,000 in fully-loaded salary
+ 20 hours of guided onboarding
6–12 months before you ship a real feature
Building product features in week 2
v2 rewrite when scale problems surface
Foundation already battle-tested at scale

That comparison ignores opportunity cost — every month your team spends on foundation is a month a competitor spends on features. It also ignores founder distraction, hiring overhead, and the rewrite tax that nearly always follows when version one of the foundation hits production reality.

Azure Native

Code footprint runs on the Microsoft Azure stack.

If your organization runs on Microsoft Azure, you already have the licensing, the Azure tenant, the Active Directory integration, the cloud roadmap, the procurement relationships. CleenUI is native to that environment, and deployment becomes even easier.

The trade press has been telling enterprises for a decade that "modern" means Node and Postgres on AWS. That's a fashion narrative, not an architecture decision. .NET on Azure is faster to operate at enterprise scale, has better tooling for compliance-heavy environments, and integrates with the Microsoft investments you already pay for.

CleenUI can also be retrofitted to run on AWS, GCP, and other clouds. But it doesn't apologize for being built on Azure / AzureSQL for the stack most large enterprises actually run.

The vibe-coding paradox

Same prompt — two trajectories.

Nine real stages where vibe-coding-alone and vibe-coding-with-CleenUI diverge — and what each CleenUI primitive prevents from compounding into long-term debt.

Read the deep dive

Stop rebuilding.
Start shipping.

A 30-minute architecture review with Shawn. Bring your stack diagram and your top three modernization headaches. We'll walk you through which CleenUI modules map to your problems, where the pre-built foundation cuts your timeline, and what your engagement would look like.

If we're not the right fit for what you're building, you'll hear that on the same call.