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BYOB New inbox in every project

YOOtheme Builder Alternative

YOOtheme Pro is a respected page builder for WordPress and Joomla, built on the UIkit framework. It is also a CMS commitment. When the deliverable is site, BYOB OnePage generates it without the surrounding stack.

Prompt to product

From one-line brief to finished app.

Compare the one-line brief with what BYOB ships. Real layout, data, and deploy status, editable from the same workspace.

TD

Team Tasks

Shared task tracking

Online
Today4
Done11
Streak6d
Open live app ↗
Prompt Product

Drag the handle. Or focus it and use the arrow keys.

Get inspired

Sites like this, live today.

Real sites that do it well. Build something like this with BYOB.

Holocene website
Holocene Supply-chain page with calm, clear sections. Visit ↗
Outseta website
Outseta Membership platform with a launch-focused page. Visit ↗
Playground website
Playground Childcare software with a warm, direct hero. Visit ↗
ClickUp website
ClickUp Productivity suite with product-led sections. Visit ↗
Evernote website
Evernote Notes app with a memorable second-brain pitch. Visit ↗
LlamaIndex website
LlamaIndex Enterprise AI with a confident hero. Visit ↗

Fresh from the community

See what builders ship, or start from an example.

View showcase →

Live workspace

Code, chat, and preview in one place.

The workspace is built for repeated product work, not disposable demos. Every generated file stays inspectable, every change is visible, and every follow-up can target the exact part of the app you care about.

01 · EDITOR

Generated code, ready to edit.

Every file BYOB writes stays visible and editable. Follow-ups target the exact lines you care about instead of regenerating from scratch.

  • Added lines highlighted the moment they land
Code
Act mode
TodoPage.svelte
schema.ts
1<script lang='ts'>
2type Task = { id: string; title: string; done: boolean }
3let tasks = $state<Task[]>([])
4
5function toggleTask(id: string) {
6task.done = !task.done // just added by BYOB
7}
8</script>
main · 0 problems Preview ready

02 · AI COMMAND

Plan, build, and refine in one chat.

Describe the outcome once. BYOB turns it into a build plan, implements it step by step, and keeps every change visible while you iterate.

  • Build plan with live progress you can inspect
B BYOB AI
Chat Act

Your prompt

“Build a todo app for beginners”

Build plan

80%
  • Task list UI + empty state
  • Add + toggle actions
  • Progress summary…
Add due dates and filter by done…

03 · LIVE PREVIEW

See every change the second it lands.

The preview updates as BYOB works, with deploy status attached, so the path from edit to production stays inspectable.

  • Real app state, not a static mockup
Live preview
/
TD

Team Tasks

Shared task tracking

Online
Progress 2 of 3 done
  • Wireframe landing page
  • Task list component
  • Responsive polish + QA
Ask BYOB to refine
Deployed · SvelteKit · SSL on

Prompt to app

From first prompt to a workspace you can ship.

Start conversationally, approve the shape, let Tool Mode implement, then refine and deploy from the same workspace.

  1. 01 Describe the product Start with the outcome, audience, and any constraints. BYOB turns the idea into a practical build plan.
  2. 02 Shape the UX Review the proposed flows, screens, data needs, and visual direction before code starts moving.
  3. 03 Generate the app Tool Mode writes SvelteKit code, connects integrations, and keeps each change visible in preview.
  4. 04 Test and refine Ask for edits, roll back when needed, run checks, and keep the project editable instead of disposable.
  5. 05 Deploy Ship the finished app, connect domains, and keep iterating from the same workspace.

Agent and backend

Code with your agent, ship with a real backend.

Connect Codex, Claude Code, or Antigravity to your project, then store data and ship to production without leaving the workspace.

  • Approve project access from BYOB
  • Installs the byob command
  • Preview, deploy, git diff, DNS, credits, and code tools
npm
npx -y byob-cli codex install

Approve only the projects your agent can touch, then read context, edit files, inspect diffs, test previews, and roll back from your terminal.

1
prompt to start
3
live panes
24/7
edge preview

Loved by builders

Rated 4.9/5 by developers and founders using BYOB to move from idea to shipped product.

Rated 4.9/5 by builders shipping with BYOB.

Start building
  • Clean SvelteKit code you own
  • One-click deploy + rollback
  • Pay as you go pricing

Built for shipping

The parts that usually slow you down are already here.

BYOB handles product planning, implementation, preview, testing, database work, and deployment from one focused interface, with coding-agent access and production analytics when you want to keep working from your own terminal.

This part is hands-on. The cards drift until you touch them. Drag to rearrange, or press and hold one to feel it push back.

Agent integrations

Give Codex, Claude Code, or Antigravity scoped access through BYOB CLI or Agent MCP. Your agent reads context, edits code, tests previews, and deploys from your terminal.

Git history and diffs

Every change lands as a commit. Inspect history, compare diffs, and see exactly what changed since the last deploy.

Inbox in every project

Every project ships with an inbox. Collect messages, leads, and feedback from your app without wiring a third party.

Email sending built in

Send magic links, OTP codes, and transactional mail from your own sender address. Resend-backed, no SMTP setup.

Google and magic-link login

Offer Continue with Google plus passwordless email codes. Sessions and callbacks are handled.

Custom domains and SSL

Point your domain at BYOB with guided DNS checks. Certificates are automatic.

Visual editing

Click any element in the live preview and describe the change. Copy, spacing, color, behavior.

AI testing agent

Run full-site or feature checks and get implementation-level feedback you can apply in one step.

Version rollback

Step between saved states or redeploy a known commit when an experiment goes sideways.

One-click deploy

Builds publish to production hosting in one step. Deploys can auto-save the project state first.

Deployment analytics

Worker traffic, errors, CPU timing, subrequests, and custom-domain status from the workspace.

Supabase aware

Connect Supabase and BYOB reads schemas, drafts migrations, and generates types that match your app.

Team collaboration

Invite people in and keep sessions coordinated so work never overwrites work.

  • Vision inputs
  • Voice coding
  • Project templates
  • SEO-ready output
  • Context tracking
  • Model lock

Simple pricing

Start with credits, upgrade when usage is steady.

Pay as you go when you are exploring. Move to Pro or Max when BYOB becomes part of your regular build workflow.

Pay as you go

$0

$1 = 100 credits

Popular

Pro

$25

2,000+ credits/mo

Max

$79

8,000+ credits/mo

Live estimator

What will your app cost?

Try the cost calculator. Drag the pages slider, toggle the options, and watch the agency quote vs BYOB update instantly.

Open full cost calculator →
Number of pages: 5
Traditional agency estimate

$5,750 upfront

Yearly maintenance

~$1,150 / year

BYOB estimate

~$45 in credits

BYOB builds the same site from one prompt and hosts it on the edge. Planning estimates, not quotes.

See BYOB plans
View full pricing

Need white-label and SSO? Talk to us →

YOOtheme Pro is a commercial builder for Joomla and WordPress that relies on the UIkit framework and a CMS install. BYOB OnePage is a focused alternative for sites: describe the page, get an editable designed page, publish free, and skip CMS publishing, updates and plugin maintenance.

What YOOtheme Pro actually is

YOOtheme Pro is a commercial page builder that runs on top of WordPress or Joomla and is built around the UIkit front-end framework. It is known for clean, modern layouts and a deep set of elements, and the Joomla heritage is part of its appeal for that community. Using it means maintaining a CMS installation and, usually, a theme alongside it, because the builder is not a standalone site editor.

The maintenance that comes with a CMS

Every CMS adds routine work: core and plugin updates, PHP version changes, backups, caching configuration and the occasional extension conflict. For a marketing page that changes once a quarter, that overhead is hard to justify. YOOtheme sites also assume a publishing environment that supports the CMS, which is a different cost and skill profile than simple publishing for a site.

One page without the surrounding stack

BYOB OnePage treats the page as the product. You describe the site and the builder generates the hero, feature or benefit blocks, a FAQ and a call to action, with copy written for your topic. There is no installer, no theme license and no plugin ecosystem to keep patched. The output is an editable page you own, hosted by BYOB and exportable as source if you want to self-host later.

Matching UIkit-level polish

YOOtheme's reputation rests on visual quality, and that is the bar to clear. Generated OnePage layouts use modern type scales, generous spacing and responsive breakpoints by default, and you can adjust colors, fonts and section rhythm visually. Where YOOtheme gives you a component library to assemble, BYOB gives you a finished composition to refine, which is faster when you already know the message you want on the page.

When YOOtheme still wins

If you run a content-heavy Joomla or WordPress site with custom post types, multi-language content, membership logic or a large editorial team, YOOtheme Pro fits into that machine and BYOB OnePage does not replace it. The honest split is scope: choose a CMS builder for a growing content platform, and a generated siter for a launch, campaign or brochure page that needs to ship this week.

Cost and licensing at a glance

YOOtheme Pro is sold as a subscription, and self-publishing adds a publishing bill, so the total is a CMS stack rather than a page. BYOB OnePage is free to start on a BYOB address, with custom domains and higher usage on paid plans. If your only requirement is site, compare the yearly total of a builder subscription plus CMS publishing against a page builder that includes publishing and publishing.

FAQ

Frequently Asked Questions

Does BYOB OnePage work with Joomla or WordPress?

No. It is a standalone builder that generates and hosts the page; you do not need a CMS.

Can I export and self-host the page?

Yes. BYOB generates editable source that you can export, so a self-hosted setup remains possible.

Is it as customizable as YOOtheme Pro?

For a site, you can adjust layout, type, color and sections. YOOtheme goes deeper for large CMS sites with many templates.

Is BYOB free?

Generating and publishing on a BYOB address is free to start; custom domains and higher usage are paid.

Build the first version today.

Start with one clear prompt. BYOB will help turn it into a product you can inspect, edit, test, and ship.